Frank Adair, M.D.
Psychiatry Physician · Redwood City, CA
Frank Adair, M.D. is a psychiatry physician with a practice address in Redwood City, California, and NPI 1043242381, issued on Jul 7, 2006. Check the license (California G56845, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Frank Adair
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- G56845 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2639 Eaton Ave, Redwood City, CA 94062
- Phone
- (650) 368-2573
- Enumerated
- Jul 7, 2006
- Record last updated
- Nov 1, 2023
- Fax
- (415) 874-1952
- Entity
- Type 1 · individual
Verify Frank Adair in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G56845Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average psychiatry physician in 2024
65 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Sertraline Hcl16 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.
Psychiatry Physician providers in California
There are 8,673 psychiatry physician records in California.
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- Zohaib AbbasiMartinez, CA1013392224
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- Nancy Abdelmalak, M.D.Elk Grove, CA1912137498
- Ezzat Abdelmalek, M.DDana Point, CA1992828826
Common questions
What is Frank Adair, M.D.'s NPI number?
Frank Adair, M.D.'s National Provider Identifier (NPI) is 1043242381, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frank Adair, M.D. located?
The NPPES record lists a practice address at 2639 Eaton Ave, Redwood City, CA, 94062. Phone: (650) 368-2573. Providers update this record themselves, so call before visiting.
How can I verify Frank Adair, M.D.'s license?
NPPES lists California license number G56845, as entered by the provider. 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 Frank Adair, M.D. prescribe under Medicare Part D?
In 2024, Frank Adair, M.D. had 65 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.