Ann Marjorie Bogan, M.D.
Psychiatry Physician · Los Altos, CA
Ann Marjorie Bogan, M.D. is a psychiatry physician with a practice address in Los Altos, California, and NPI 1629122296, issued on Jan 22, 2007. Check the license (California A72471, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ann Marjorie Bogan
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A72471 CA
Self-reported in NPPES; status is on the state search - Practice location
- 851 Fremont Ave Ste 108, Los Altos, CA 94024
- Phone
- (650) 853-1020
- Enumerated
- Jan 22, 2007
- Record last updated
- Jul 21, 2022
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 851 Fremont Ave Ste 108
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Louise Stirpe-Gill, PH.D.Clinical Psychologist1780741348
Verify Ann Marjorie Bogan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A72471Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average psychiatry physician in 2024
342 Medicare Part D claims for 32 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Gabapentin35 claims
- Quetiapine Fumarate28 claims
- Lamotrigine26 claims
- Lorazepam25 claims
- Trazodone Hcl25 claims
- Duloxetine Hcl24 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.
Industry payments in 2024: $124.99
1 payment: food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 13,693 providers of this specialty with any payment received $4,954.93 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.
Ann Marjorie Bogan among 8,673 psychiatry physician records in California
Ann Marjorie Bogan, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% 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 33% of them.
- NPI issued2007 · 33% of these records are older, 48% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2022 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 psychiatry physician records list a practice address in Los Altos
They are 30 of the 718 NPPES records with a practice address in Los Altos, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Los Altos → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Frank Annis, MDLos Altos, CA 940241265536494
- Thomas Becker, MDLos Altos, CA 940241912095530
- Jeanette Bland, M.D.Los Altos, CA 940241851459192
- Lawrence Choy, M.D.Los Altos, CA 940241134316326
- Ronald Cohen, M.D.Los Altos, CA 940241902064298
- Kimberly Holland, M.D.Los Altos, CA 940241447301858
- Farah Khan, M.D.Los Altos, CA 940241093778219
- Mohammed Mollah, MDLos Altos, CA 940241376624858
Common questions
What is Ann Marjorie Bogan, M.D.'s NPI number?
Ann Marjorie Bogan, M.D.'s National Provider Identifier (NPI) is 1629122296, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ann Marjorie Bogan, M.D. located?
The NPPES record lists a practice address at 851 Fremont Ave Ste 108, Los Altos, CA, 94024. Phone: (650) 853-1020. Providers update this record themselves, so call before visiting.
How can I verify Ann Marjorie Bogan, M.D.'s license?
NPPES lists California license number A72471, 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 Ann Marjorie Bogan, M.D. prescribe under Medicare Part D?
In 2024, Ann Marjorie Bogan, M.D. had 342 Medicare Part D claims for 32 beneficiaries; 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.