Mark Davidow, M.D.
Psychiatry Physician · Los Gatos, CA
Mark Davidow, M.D. is a psychiatry physician with a practice address in Los Gatos, California, and NPI 1053437228, issued on Mar 21, 2007. Check the license (California G40256, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark Davidow
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- G40256 CA
Self-reported in NPPES; status is on the state search - Practice location
- 400 Carlton Ave, Los Gatos, CA 95032
- Phone
- (408) 356-1801
- Enumerated
- Mar 21, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 400 Carlton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Meenal ChaudhariMarriage & Family Therapist1619344199
- Patrick Fitzsimmons, M.D.Psychiatry Physician1528109550
- Anita Hirsch, M.D.Psychiatry Physician1619062486
Verify Mark Davidow in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G40256Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mark Davidow among 8,673 psychiatry physician records in California
Mark Davidow, 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 not. Its NPI, issued in 2007, is newer than 33% of them.
- NPI issued2007 · 33% of these records are older, 48% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2007 · 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).
19 psychiatry physician records list a practice address in Los Gatos
They are 19 of the 1,905 NPPES records with a practice address in Los Gatos, and 8,673 psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8,673 in California → Every provider in Los Gatos → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Patrick Fitzsimmons, M.D.Los Gatos, CA 950321528109550
- Justine Forbes, MDLos Gatos, CA 950321740579523
- Erin Griffiths, DOLos Gatos, CA 950321013237510
- Anita Hirsch, M.D.Los Gatos, CA 950321619062486
- Michelle Indianer, D.O.Los Gatos, CA 950321194885871
- Mandeep Kapur, MDLos Gatos, CA 950321205222874
- Yujin Lee, M.D.Los Gatos, CA 950321790124782
- Rodolfo Morales, MDLos Gatos, CA 950321821181611
Common questions
What is Mark Davidow, M.D.'s NPI number?
Mark Davidow, M.D.'s National Provider Identifier (NPI) is 1053437228, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Davidow, M.D. located?
The NPPES record lists a practice address at 400 Carlton Ave, Los Gatos, CA, 95032. Phone: (408) 356-1801. Providers update this record themselves, so call before visiting.
How can I verify Mark Davidow, M.D.'s license?
NPPES lists California license number G40256, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.