Alina I. Peffer, MD
Hospitalist Physician · Spokane, WA
Alina I. Peffer, MD is a hospitalist physician with a practice address in Spokane, Washington, and NPI 1871796326, issued on Jun 11, 2007. Check the license (Washington MD00048283, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Alina I. Peffer
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- MD00048283 WA
Self-reported in NPPES; status is on the state search - Practice location
- 101 W 8TH Ave, Spokane, WA 99204
- Phone
- (509) 474-2072
- Enumerated
- Jun 11, 2007
- Record last updated
- Sep 29, 2022
- Fax
- (509) 474-6606
- Medicaid ID
- 8485336 WA
- Medicare enrollment
- Enrolled (PECOS I20070809000334); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 793 in Washington → Look up another NPI →
Also registered at 101 W 8TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Isaac AanensonCertified Registered Nurse Anesthetist1821535972
- Alexandra AchenbachStudent in an Organized Health Care Education/Training Program1740983451
- Roger Acuncius, RPHPharmacotherapy Pharmacist1477620763
- James Adams, NPNurse Practitioner1245828227
- Michael Adams, DOStudent in an Organized Health Care Education/Training Program1144022963
- Amanda Affleck, CRNACertified Registered Nurse Anesthetist1073773057
Verify Alina I. Peffer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00048283Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average hospitalist physician in 2024
123 Medicare Part D claims for 39 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Providence Health And Services WashingtonSpokane, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alina I. Peffer among 793 hospitalist physician records in Washington
Alina I. Peffer, MD is one of 793 hospitalist physician records with a practice address in Washington. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 19% of them.
- NPI issued2007 · 19% of these records are older, 71% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1992 · median 2011 among the 649 with a school on file
- Record last updated2022 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Washington
There are 793 hospitalist physician records in Washington.
All 793 in Washington → Every provider in Spokane → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Amrou Ali IdrisSpokane, WA 992041932528213
- Shelby Apodaca, M.D.Spokane, WA 992041457694390
- Nicolle Benz, DOSpokane, WA 992041356322580
- Stephen CarrSpokane, WA 992041679991913
- Jeremy Cope, M.D.Spokane, WA 992041134431505
- Alfred Curnow, M.D.Spokane, WA 992041184888554
- Jessica Eilert, MDSpokane, WA 992041427477090
- Sandra FriendshuhSpokane, WA 992041467562413
Common questions
What is Alina I. Peffer, MD's NPI number?
Alina I. Peffer, MD's National Provider Identifier (NPI) is 1871796326, issued on Jun 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Alina I. Peffer, MD located?
The NPPES record lists a practice address at 101 W 8TH Ave, Spokane, WA, 99204. Phone: (509) 474-2072. Providers update this record themselves, so call before visiting.
How can I verify Alina I. Peffer, MD's license?
NPPES lists Washington license number MD00048283, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alina I. Peffer, MD prescribe under Medicare Part D?
In 2024, Alina I. Peffer, MD had 123 Medicare Part D claims for 39 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.