William Bowen, M.D.
Specialist · Willits, CA
William Bowen, M.D. is a specialist with a practice address in Willits, California, and NPI 1770593386, issued on Aug 8, 2006. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Bowen
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- Practice location
- 84 Madrone St, Willits, CA 95490
- Phone
- (707) 459-6855
- Enumerated
- Aug 8, 2006
- Entity
- Type 1 · individual
Also registered at 84 Madrone St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Heather Anderson, P.T.Physical Therapist1437477452
- Ace Barash, M.D.Emergency Medicine Physician1861478281
- Jeremiah Dawson, M.D.Orthopaedic Surgery Physician1356576946
- Barbra Gradus, FNP-BCFamily Nurse Practitioner1962851337
- Jessica Lifshutz-Grinberg, CPOProsthetist1942419544
Verify William Bowen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
67% fewer Medicare Part D claims than the average specialist in 2024
506 Medicare Part D claims for 216 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 75 claims were for opioids.
Most prescribed
- Cephalexin121 claims
- Amoxicillin-Clavulanate Potass97 claims
- Oxycodone-Acetaminophen26 claims
- Oxycodone Hcl24 claims
- Gabapentin23 claims
- Celecoxib22 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 Medicare quality score for 2023: 73.8 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: $85.87
2 payments, mostly food and beverage; the largest payer was Stryker Corporation. The 9,482 providers of this specialty with any payment received $4,756.65 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.
One hospital or facility affiliation
- Mendocino Community Health Clinic IncWillits, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
2 specialist records list a Willits practice address
They are 2 of the 162 NPPES records with a Willits practice address, and 6,640 specialist records in California.
All 2 in Willits → All 6,640 in California → Every provider in Willits →
Other specialist records in California
- Adrienne Abad SantosSan Francisco, CA1588976435
- Brenda Abarca, MDTorrance, CA1407485527
- Fatemeh Abbasi, PTVan Nuys, CA1558496760
- Erlinda Abcede, M.D.Cudahy, CA1831228675
- Maher Abdallah, M.D.Palm Springs, CA1205988011
- Basim Abdelkarim, MDUpland, CA1932217544
- Farinaz AbdiSan Marcos, CA1063153963
- Mai Abe, LESanta Monica, CA1609405158
- Hamid Abedi, HEARING AID SPECIALISan Diego, CA1659410744
- Mehrad Abedi, M.D.Sacramento, CA1467459222
Common questions
What is William Bowen, M.D.'s NPI number?
William Bowen, M.D.'s National Provider Identifier (NPI) is 1770593386, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Bowen, M.D. located?
The NPPES record lists a practice address at 84 Madrone St, Willits, CA, 95490. Phone: (707) 459-6855. Providers update this record themselves, so call before visiting.
How can I verify William Bowen, M.D.'s license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does William Bowen, M.D. prescribe under Medicare Part D?
In 2024, William Bowen, M.D. had 506 Medicare Part D claims for 216 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.
What is William Bowen, M.D.'s Medicare quality score?
The 2023 MIPS final score is 73.8 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.