Washington Administrative Code
2021 Archive

Chapter 182-550 WAC
Last Update: 10/27/21

HOSPITAL SERVICES
PDF of Chapter Digest
WAC Sections
182-550-1000Applicability.
182-550-1050Hospital services definitions.
182-550-1100Hospital care—General.
182-550-1200Restrictions on hospital coverage.
182-550-1300Revenue code categories and subcategories.
182-550-1350Revenue code categories and subcategories—CPT and HCPCS reporting requirements for outpatient hospitals.
182-550-1400Covered and noncovered revenue codes categories and subcategories for inpatient hospital services.
182-550-1500Covered and noncovered revenue code categories and subcategories for outpatient hospital services.
182-550-1600Specific items/services not covered.
182-550-1650Adverse events, hospital-acquired conditions, and present on admission indicators.
182-550-1700Authorization and utilization review (UR) of inpatient and outpatient hospital services.
182-550-1800Hospital specialty services not requiring prior authorization.
182-550-1900Transplant coverage.
182-550-2100Requirements—Transplant hospitals.
182-550-2200Transplant requirements—COE.
182-550-2301Hospital and medical criteria requirements for bariatric surgery.
182-550-2400Inpatient chronic pain management services.
182-550-2431Hospice services—Inpatient payments.
182-550-2500Inpatient hospice services.
182-550-2501Acute physical medicine and rehabilitation (acute PM&R) program—General.
182-550-2521Client eligibility requirements for acute PM&R services.
182-550-2531Requirements for becoming an acute PM&R provider.
182-550-2541Quality of care—Agency-approved acute PM&R hospital.
182-550-2551When the medicaid agency authorizes acute PM&R services.
182-550-2561The agency's prior authorization requirements for acute PM&R services.
182-550-2565The long-term acute care (LTAC) program—General.
182-550-2575Client eligibility requirements for LTAC services.
182-550-2580Requirements for becoming an LTAC hospital.
182-550-2585LTAC hospitals—Quality of care.
182-550-2590Agency prior authorization requirements for Level 1 and Level 2 LTAC services.
182-550-2595Identification of and payment methodology for services and equipment included in the LTAC fixed per diem rate.
182-550-2596Services and equipment covered by the agency but not included in the LTAC fixed per diem rate.
182-550-2598Critical access hospitals (CAHs).
182-550-2600Inpatient psychiatric services.
182-550-2650Base community psychiatric hospitalization payment method for medicaid and CHIP clients and nonmedicaid and non-CHIP clients.
182-550-2750Hospital discharge planning services.
182-550-2900Payment limits—Inpatient hospital services.
182-550-2950Payment limits—Provider preventable fourteen-day readmissions.
182-550-3000Payment method.
182-550-3381Payment method for acute PM&R services and administrative day services.
182-550-3400Case-mix index.
182-550-3470Payment method—Bariatric surgery—Per case rate.
182-550-3600Diagnosis-related group (DRG) payment—Hospital transfers.
182-550-3700DRG high outliers.
182-550-3800Rebasing.
182-550-3830Adjustments to inpatient rates.
182-550-3850Budget neutrality adjustment and measurement.
182-550-3900Payment method—Bordering city hospitals and critical border hospitals.
182-550-4000Payment method—Out-of-state hospitals.
182-550-4100Payment method—New hospitals.
182-550-4200Change in hospital ownership.
182-550-4300Hospitals and units exempt from the DRG payment method.
182-550-4400Services—Exempt from DRG payment.
182-550-4500Payment method—Ratio of costs-to-charges (RCC).
182-550-4550Administrative day rate and swing bed day rate.
182-550-4650"Full cost" public hospital certified public expenditure (CPE) payment program.
182-550-4670CPE payment program—"Hold harmless" provision.
182-550-4690Authorization requirements and utilization review for hospitals eligible for CPE payments.
182-550-4700Payment—Non-SCA participating hospitals.
182-550-4800Hospital payment methods—State-administered programs.
182-550-4900Disproportionate share hospital (DSH) payments—General provisions.
182-550-4925Eligibility for DSH programs—New hospital providers.
182-550-4935DSH eligibility—Change in hospital ownership.
182-550-4940Disproportionate share hospital independent audit findings and recoupment process.
182-550-5000Payment method—Low income disproportionate share hospital (LIDSH).
182-550-5130Payment method—Institution for mental diseases disproportionate share hospital (IMDDSH) and institution for mental diseases (IMD) state grants.
182-550-5150Payment method—Medical care services disproportionate share hospital (MCSDSH).
182-550-5200Payment method—Small rural disproportionate share hospital (SRDSH).
182-550-5210Payment method—Small rural indigent assistance disproportionate share hospital (SRIADSH).
182-550-5220Payment method—Nonrural indigent assistance disproportionate share hospital (NRIADSH).
182-550-5300Payment method—Children's health program disproportionate share hospital (CHPDSH).
182-550-5380Payment method—Sole community disproportionate share hospital (SCDSH).
182-550-5400Payment method—Public hospital disproportionate share hospital (PHDSH).
182-550-5410CPE medicaid cost report and settlements.
182-550-5425Upper payment limit (UPL) payments for inpatient hospital services.
182-550-5450Supplemental distributions to approved trauma service centers.
182-550-5500Payment—Hospital-based RHCs.
182-550-5550Public notice for changes in medicaid payment rates for hospital services.
182-550-5600Dispute resolution process for hospital rate reimbursement.
182-550-5700Hospital reports and audits.
182-550-5800Outpatient and emergency hospital services.
182-550-6000Outpatient hospital services—Conditions of payment and payment methods.
182-550-6100Outpatient hospital physical therapy.
182-550-6150Outpatient hospital occupational therapy.
182-550-6200Outpatient hospital speech therapy services.
182-550-6250Pregnancy—Enhanced outpatient benefits.
182-550-6300Outpatient nutritional counseling.
182-550-6400Outpatient hospital diabetes education.
182-550-6450Outpatient hospital weight loss program.
182-550-6500Blood and blood components.
182-550-6600Hospital-based physician services.
182-550-6700Hospital services provided out-of-state.
182-550-7000Outpatient prospective payment system (OPPS)—General.
182-550-7200OPPS—Billing requirements and payment method.
182-550-7300OPPS—Payment limitations.
182-550-7400OPPS EAPG relative weights.
182-550-7450OPPS budget target adjustor.
182-550-7500OPPS rate.
182-550-7550OPPS payment enhancements.
182-550-7600OPPS payment calculation.
182-550-8000Hospital safety net assessment (HSNA) program—Purpose.
182-550-8100Assessment notices—Process and timelines.
DISPOSITION OF SECTIONS FORMERLY CODIFIED IN THIS TITLE
182-550-2511Acute PM&R definitions. [WSR 11-14-075, recodified as § 182-550-2511, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090 and 74.09.500. WSR 07-12-039, § 388-550-2511, filed 5/30/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.09.520 and 42 C.F.R. 482.56. WSR 03-06-047, § 388-550-2511, filed 2/28/03, effective 3/31/03. Statutory Authority: RCW 74.08.090 and 74.09.520. WSR 99-17-111, § 388-550-2511, filed 8/18/99, effective 9/18/99.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-2570LTAC program definitions. [WSR 11-14-075, recodified as § 182-550-2570, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090 and 74.09.500. WSR 08-21-039, § 388-550-2570, filed 10/8/08, effective 11/8/08; WSR 07-11-129, § 388-550-2570, filed 5/22/07, effective 8/1/07. Statutory Authority: RCW 74.08.090. WSR 02-14-162, § 388-550-2570, filed 7/3/02, effective 8/3/02.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-2800Payment methods and limits—Inpatient hospital services for medicaid and SCHIP clients. [WSR 11-14-075, recodified as § 182-550-2800, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.04.050, 74.04.057, 74.08.090, 74.09.500, and 2009-11 Omnibus Operating Budget (ESHB 1244). WSR 09-12-063, § 388-550-2800, filed 5/28/09, effective 7/1/09. Statutory Authority: RCW 74.08.090, 74.09.500. WSR 07-14-018, § 388-550-2800, filed 6/22/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.09.500, and 2005 c 518, § 204, Part II. WSR 07-06-043, § 388-550-2800, filed 3/1/07, effective 4/1/07. Statutory Authority: RCW 74.08.090, 74.09.520. WSR 05-12-022, § 388-550-2800, filed 5/20/05, effective 6/20/05. Statutory Authority: RCW 74.08.090 and 74.09.500. WSR 04-19-113, § 388-550-2800, filed 9/21/04, effective 10/22/04. Statutory Authority: RCW 74.08.090, 74.09.500, 74.09.035(1), and 43.88.290. WSR 02-21-019, § 388-550-2800, filed 10/8/02, effective 11/8/02. Statutory Authority: RCW 74.08.090 and 42 U.S.C. 1395x(v), 42 C.F.R. 447.271, .11303, and .2652. WSR 01-16-142, § 388-550-2800, filed 7/31/01, effective 8/31/01. Statutory Authority: RCW 74.09.090, 42 U.S.C. 1395x(v) and 1396r-4, 42 C.F.R. 447.271, 11303 and 2652. WSR 99-14-027, § 388-550-2800, filed 6/28/99, effective 7/1/99. Statutory Authority: RCW 74.08.090, 42 U.S.C. 1395 x(v), 42 C.F.R. 447.271, 447.11303, and 447.2652. WSR 99-06-046, § 388-550-2800, filed 2/26/99, effective 3/29/99. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-2800, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3010Payment method—Per diem payment. [WSR 11-14-075, recodified as § 182-550-3010, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.04.050, 74.04.057, 74.08.090, 74.09.500, and 2009-11 Omnibus Operating Budget (ESHB 1244). WSR 09-12-063, § 388-550-3010, filed 5/28/09, effective 7/1/09. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-3010, filed 6/28/07, effective 8/1/07.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3020Payment method—Bariatric surgery—Per case payment. [WSR 11-14-075, recodified as § 182-550-3020, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.04.050, 74.04.057, 74.08.090, 74.09.500, and 2009-11 Omnibus Operating Budget (ESHB 1244). WSR 09-12-063, § 388-550-3020, filed 5/28/09, effective 7/1/09. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-3020, filed 6/28/07, effective 8/1/07.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3100Calculating DRG relative weights. [WSR 11-14-075, recodified as § 182-550-3100, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-3100, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.04.050. WSR 04-13-048, § 388-550-3100, filed 6/10/04, effective 7/11/04. Statutory Authority: RCW 74.08.090, 42 U.S.C. 1395 x(v), 42 C.F.R. 447.271, 447.11303, and 447.2652. WSR 99-06-046, § 388-550-3100, filed 2/26/99, effective 3/29/99. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3100, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3150Base period costs and claims data. [WSR 11-14-075, recodified as § 182-550-3150, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-3150, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3150, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3200Medicaid cost proxies. [WSR 11-14-075, recodified as § 182-550-3200, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090 and 74.09.500. WSR 07-14-055, § 388-550-3200, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3200, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3250Indirect medical education costs—Conversion factors, per diem rates, and per case rates. [WSR 11-14-075, recodified as § 182-550-3250, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-3250, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3250, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3300Hospital peer groups and cost caps. [WSR 11-14-075, recodified as § 182-550-3300, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090 and 74.09.500. WSR 07-14-055, § 388-550-3300, filed 6/28/07, effective 8/1/07; WSR 06-08-046, § 388-550-3300, filed 3/30/06, effective 4/30/06. Statutory Authority: RCW 74.04.050, 74.08.090. WSR 05-12-132, § 388-550-3300, filed 6/1/05, effective 7/1/05. Statutory Authority: RCW 74.08.090 and 42 U.S.C. 1395x(v), 42 C.F.R. 447.271, .11303, and .2652. WSR 01-16-142, § 388-550-3300, filed 7/31/01, effective 8/31/01. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3300, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3350Outlier costs. [WSR 11-14-075, recodified as § 182-550-3350, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090 and 74.09.500. WSR 07-14-055, § 388-550-3350, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3350, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3450Payment method for calculating medicaid DRG conversion factor rates. [WSR 11-14-075, recodified as § 182-550-3450, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-3450, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.09.090, 42 U.S.C. 1395x(v) and 1396r-4, 42 C.F.R. 447.271, 11303 and 2652. WSR 99-14-027, § 388-550-3450, filed 6/28/99, effective 7/1/99. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3450, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3460Payment method—Per diem rate. [WSR 11-14-075, recodified as § 182-550-3460, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.04.050, 74.04.057, 74.08.090, 74.09.500, and 2009-11 Omnibus Operating Budget (ESHB 1244). WSR 09-12-063, § 388-550-3460, filed 5/28/09, effective 7/1/09. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-3460, filed 6/28/07, effective 8/1/07.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3500Hospital annual inflation adjustment determinations. [WSR 11-14-075, recodified as § 182-550-3500, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090 and 74.09.500. WSR 07-14-055, § 388-550-3500, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.09.090, 42 U.S.C. 1395x(v) and 1396r-4, 42 C.F.R. 447.271, 11303 and 2652. WSR 99-14-027, § 388-550-3500, filed 6/28/99, effective 7/1/99. Statutory Authority: RCW 74.08.090, 42 U.S.C. 1395 x(v), 42 C.F.R. 447.271, 447.11303, and 447.2652. WSR 99-06-046, § 388-550-3500, filed 2/26/99, effective 3/29/99. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-3500, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-3840Payment adjustment for potentially preventable readmissions. [Statutory Authority: RCW 41.05.021, 41.05.160. WSR 16-09-068, § 182-550-3840, filed 4/18/16, effective 5/19/16; WSR 15-24-096, § 182-550-3840, filed 12/1/15, effective 1/1/16.] Repealed by WSR 18-11-074, filed 5/16/18, effective 7/1/18. RCW 41.05.021 and 41.05.160.
182-550-4600Hospital selective contracting program. [WSR 11-14-075, recodified as § 182-550-4600, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500. WSR 07-12-040, § 388-550-4600, filed 5/30/07, effective 7/1/07; WSR 06-08-046, § 388-550-4600, filed 3/30/06, effective 4/30/06. Statutory Authority: RCW 74.04.050, 74.08.090. WSR 05-12-132, § 388-550-4600, filed 6/1/05, effective 7/1/05. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-4600, filed 12/18/97, effective 1/18/98.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-5125Payment method—Psychiatric indigent inpatient disproportionate share hospital (PIIDSH). [WSR 11-14-075, recodified as § 182-550-5125, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500. WSR 07-14-090, § 388-550-5125, filed 6/29/07, effective 8/1/07; WSR 06-08-046, § 388-550-5125, filed 3/30/06, effective 4/30/06.] Repealed by WSR 14-16-019, filed 7/24/14, effective 8/24/14. Statutory Authority: RCW 41.05.021, 41.05.160, Public Law 111-148, 42 C.F.R. § 431, 435, and 457, and 45 C.F.R. § 155.
182-550-6350Outpatient sleep apnea/sleep study programs. [WSR 11-14-075, recodified as § 182-550-6350, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500. WSR 07-13-100, § 388-550-6350, filed 6/20/07, effective 8/1/07. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-6350, filed 12/18/97, effective 1/18/98.] Repealed by WSR 13-07-029, filed 3/13/13, effective 4/13/13. Statutory Authority: RCW 41.05.021.
182-550-7050OPPS—Definitions. [WSR 11-14-075, recodified as § 182-550-7050, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.04.050, 74.04.057, 74.09.500, and 74.09.530. WSR 10-08-023, § 388-550-7050, filed 3/30/10, effective 4/30/10. Statutory Authority: RCW 74.04.050, 74.04.057, 74.08.090, 74.09.500, and 2009-11 Omnibus Operating Budget (ESHB 1244). WSR 09-12-062, § 388-550-7050, filed 5/28/09, effective 7/1/09. Statutory Authority: RCW 74.08.090, 74.09.500. WSR 07-13-100, § 388-550-7050, filed 6/20/07, effective 8/1/07; WSR 04-20-061, § 388-550-7050, filed 10/1/04, effective 11/1/04.] Repealed by WSR 14-12-047, filed 5/29/14, effective 7/1/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.
182-550-7100OPPS—Exempt hospitals. [WSR 11-14-075, recodified as § 182-550-7100, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.04.050, 74.04.057, 74.08.090, 74.09.500, and 2009-11 Omnibus Operating Budget (ESHB 1244). WSR 09-12-062, § 388-550-7100, filed 5/28/09, effective 7/1/09. Statutory Authority: RCW 74.08.090, 74.09.500. WSR 07-13-100, § 388-550-7100, filed 6/20/07, effective 8/1/07; WSR 04-20-061, § 388-550-7100, filed 10/1/04, effective 11/1/04.] Repealed by WSR 14-14-049, filed 6/25/14, effective 7/26/14. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW.