William Dixon, M.D.
Adolescent Medicine (Family Medicine) Physician · Rohnert Park, CA
William Dixon, M.D. is an adolescent medicine (family medicine) physician with a practice address in Rohnert Park, California, and NPI 1851429377, issued on Feb 28, 2007. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- William Dixon
- Credential
- M.D.
- Primary taxonomy
- Adolescent Medicine (Family Medicine) Physician 207QA0000X
- Practice location
- 1801 E Cotati Ave, Rohnert Park, CA 94928
- Phone
- (707) 664-2921
- Enumerated
- Feb 28, 2007
- Entity
- Type 1 · individual
Also registered at 1801 E Cotati Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hilda ArakelianRegistered Nurse1922954304
- Margot Brown, MD, MSFamily Medicine Physician1689092165
- Jennifer Buescher, MSN FNPFamily Nurse Practitioner1467865550
- Hana Clark, DOFamily Medicine Physician1730479569
- Mitzi Fogg, R.N., M.S.N., F.N.P.Family Nurse Practitioner1881802148
- Dara Hayden, PSY.D.Mental Health Counselor1548455413
Verify William Dixon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
98% fewer Medicare Part D claims than the average adolescent medicine (family medicine) physician in 2024
78 Medicare Part D claims for 17 beneficiaries, against an average of 3,122 among the 133 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate18 claims
- Losartan Potassium17 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.
Adolescent Medicine (Family Medicine) Physician providers in California
There are 25 adolescent medicine (family medicine) physician records in California.
Other adolescent medicine (family medicine) physician records in California
- Melody Avakian, DOEncino, CA1386261816
- Marjan Banooni, M.D.Los Angeles, CA1518983063
- Rainer Bansuan, M.D.Patton, CA1336258037
- Elizabeth Canete, MDRancho Cucamonga, CA1346357431
- Paula Dozzi, MDSan Diego, CA1295758118
- Carrie Fields, D.O.Long Beach, CA1760588420
- Abigail Fletcher, M.D.Long Beach, CA1700982493
- Cynthia Herzog, M.D.Long Beach, CA1588760227
- Larry Hughes, MDHemet, CA1417033291
- Peggy Ibarra, M.D.Santa Ana, CA1245458959
Common questions
What is William Dixon, M.D.'s NPI number?
William Dixon, M.D.'s National Provider Identifier (NPI) is 1851429377, issued on Feb 28, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William Dixon, M.D. located?
The NPPES record lists a practice address at 1801 E Cotati Ave, Rohnert Park, CA, 94928. Phone: (707) 664-2921. Providers update this record themselves, so call before visiting.
How can I verify William Dixon, M.D.'s license?
Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Dixon, M.D. prescribe under Medicare Part D?
In 2024, William Dixon, M.D. had 78 Medicare Part D claims for 17 beneficiaries; the average among adolescent medicine (family medicine) physician prescribers was 3,122. Part D covers Medicare prescriptions only.
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.