NPPES file of Aug 9, 2026

Sophie Mou

Family Medicine Physician · San Mateo, CA

Sophie Mou is a family medicine physician with a practice address in San Mateo, California, and NPI 1720665292, issued on Mar 29, 2021. Check the license (California A196445, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720665292
Name
Sophie Mou
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A196445 CA
Self-reported in NPPES; status is on the state search
Practice location
100 S San Mateo Dr, San Mateo, CA 94401
Phone
(650) 652-8500
Enumerated
Mar 29, 2021
Record last updated
May 8, 2025
Medicare enrollment
Enrolled (PECOS I20250428004024); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →

Also registered at 100 S San Mateo Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Frederick Adler, M.D.Family Medicine Physician1629030515
  2. Avanti Ambekar, M.D.Diagnostic Radiology Physician1356447627
  3. Mandeep Bajwa, M.D.Family Medicine Physician1891083978
  4. Harriet Borofsky, M.D.Diagnostic Radiology Physician1033162912
  5. Kelly Broderick, M.D.Diagnostic Radiology Physician1609821891
  6. Joey CheungRadiological Physics Physician1154256493

Verify Sophie Mou in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A196445    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationSan Mateo, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sophie Mou among 17,133 family medicine physician records in California

Sophie Mou is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2021 · median 2005 among the 10,652 with a school on file
  • Record last updated2025 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

39 family medicine physician records list a practice address in San Mateo

They are 39 of the 3,909 NPPES records with a practice address in San Mateo, and 17,133 family medicine physician records in California.

All 17,133 in California → Every provider in San Mateo → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Frederick Adler, M.D.San Mateo, CA 944011629030515
  2. Mandeep Bajwa, M.D.San Mateo, CA 944011891083978
  3. Lilly Chavez, NPSan Mateo, CA 944011609417567
  4. Marlon Echaverry, MDSan Mateo, CA 944011992266654
  5. Jeanine GoreSan Mateo, CA 944011730592148
  6. Masayasu Kihira, MD PHDSan Mateo, CA 944011851358071
  7. Ann Marie Miller, MDSan Mateo, CA 944011972655090
  8. Alexander Moldanado, M.D.San Mateo, CA 944011184617136

Common questions

What is Sophie Mou's NPI number?

Sophie Mou's National Provider Identifier (NPI) is 1720665292, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Sophie Mou located?

The NPPES record lists a practice address at 100 S San Mateo Dr, San Mateo, CA, 94401. Phone: (650) 652-8500. Providers update this record themselves, so call before visiting.

How can I verify Sophie Mou's license?

NPPES lists California license number A196445, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.