NPPES file of Aug 9, 2026

Mary Lowen, MD

Family Medicine Physician · San Francisco, CA

Mary Lowen, MD is a family medicine physician with a practice address in San Francisco, California, and NPI 1609803386, issued on Jun 27, 2006. Check the license (California G37005, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1609803386
Name
Mary Lowen
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
G37005 CA
Self-reported in NPPES; status is on the state search
Practice location
110 Sutter St, San Francisco, CA 94104
Phone
(415) 291-0480
Enumerated
Jun 27, 2006
Record last updated
Aug 27, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(415) 291-0489
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 110 Sutter St

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

  1. Rebecca Alarcon, FNPFamily Nurse Practitioner1902970031
  2. Denise Belden, P.T.Physical Therapist1669596979
  3. Hearan Choo, M.D.Occupational Medicine Physician1851416846
  4. Tammie Chow, O.T.Occupational Therapist1427173467
  5. Daniel Dinenberg, MDFamily Medicine Physician1811169063
  6. Robert Foster, ROBERT FOSTER, PH.D.Clinical Psychologist1225258411

Verify Mary Lowen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G37005
    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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Mary Lowen among 17,133 family medicine physician records in California

Mary Lowen, MD 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 not. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2014 · 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).

Family Medicine Physician providers in California

There are 17,133 family medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 family medicine physician records with the nearest ZIP codes

  1. Samantha Deluca, MDSan Francisco, CA 941041710541859
  2. Daniel Dinenberg, MDSan Francisco, CA 941041811169063
  3. Sherri English, MDSan Francisco, CA 941041710340195
  4. Herschel Angela Espiritu, DOSan Francisco, CA 941041518456896
  5. Peter Harrison, MDSan Francisco, CA 941041881689404
  6. Afshan HusainSan Francisco, CA 941041205368289
  7. Katie Melcher, D.O.San Francisco, CA 941041710338298
  8. Ashley Odukoya, DOSan Francisco, CA 941041225554033

Common questions

What is Mary Lowen, MD's NPI number?

Mary Lowen, MD's National Provider Identifier (NPI) is 1609803386, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Lowen, MD located?

The NPPES record lists a practice address at 110 Sutter St, San Francisco, CA, 94104. Phone: (415) 291-0480. Providers update this record themselves, so call before visiting.

How can I verify Mary Lowen, MD's license?

NPPES lists California license number G37005, 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.