Andrew Woolf, D.O
Gastroenterology Physician · Spokane, WA
Andrew Woolf, D.O is a gastroenterology physician with a practice address in Spokane, Washington, and NPI 1346632643, issued on Feb 23, 2015. Check the license (Washington OP-61480906, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Andrew Woolf
- Credential
- D.O
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- OP-61480906 WA
5101022082 MI
Self-reported in NPPES; status is on the state search - Practice location
- 910 W 5TH Ave Ste 501, Spokane, WA 99204
- Phone
- (509) 755-5220
- Enumerated
- Feb 23, 2015
- Record last updated
- Dec 19, 2025
- Medicare enrollment
- Enrolled (PECOS I20240912001472); accepts Medicare assignment
- Medical or professional school
- Pacific Nw Un Of Hs, Col Of Osteopathic Medicine, 2015
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 533 in Washington → Look up another NPI →
Also registered at 910 W 5TH Ave Ste 501
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rachel Ghiorso, PA-CMedical Physician Assistant1396037016
- Abigail Klemme, PA-C, RD, LDMedical Physician Assistant1215397641
- Jessica Mickelsen, PA-CPhysician Assistant1508347378
- Miguel Ordonez Castellanos, MDGastroenterology Physician1013168392
- Nicolas Villa Guillen, M.D.Gastroenterology Physician1265696553
Verify Andrew Woolf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP-61480906Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average gastroenterology physician in 2024
414 Medicare Part D claims for 165 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Omeprazole54 claims
- Ondansetron Odt54 claims
- Gavilyte-C47 claims
- Pantoprazole Sodium40 claims
- Sucralfate36 claims
- Sod Sulf-Potass Sulf-Mag Sulf22 claims
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 91.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $467.31
12 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Multicare Health SystemTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrew Woolf among 533 gastroenterology physician records in Washington
Andrew Woolf, D.O is one of 533 gastroenterology physician records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 86% of them.
- NPI issued2015 · 86% of these records are older, 10% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2015 · median 2003 among the 373 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Washington
There are 533 gastroenterology physician records in Washington.
All 533 in Washington → Every provider in Spokane → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- John Brandabur, MDSpokane, WA 992041568493997
- Arnold Cohen, M.D.Spokane, WA 992041477540326
- James David, M.D.Spokane, WA 992041649208919
- Philip Delich, MDSpokane, WA 992041407858889
- Robert Durnford, M.D.Spokane, WA 992041922095827
- Joseph Fitterer, MDSpokane, WA 992041548253511
- James Goff, MDSpokane, WA 992041588651400
- Steven Goodell, M.D.Spokane, WA 992041962499848
Common questions
What is Andrew Woolf, D.O's NPI number?
Andrew Woolf, D.O's National Provider Identifier (NPI) is 1346632643, issued on Feb 23, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Woolf, D.O located?
The NPPES record lists a practice address at 910 W 5TH Ave Ste 501, Spokane, WA, 99204. Phone: (509) 755-5220. Providers update this record themselves, so call before visiting.
How can I verify Andrew Woolf, D.O's license?
NPPES lists Washington license number OP-61480906, 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 Andrew Woolf, D.O prescribe under Medicare Part D?
In 2024, Andrew Woolf, D.O had 414 Medicare Part D claims for 165 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Andrew Woolf, D.O's MIPS final score?
The 2023 MIPS final score is 91.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.