NPPES file of Aug 9, 2026

Thomas Edward Fisher, DO

Reproductive Endocrinology Physician · Oakland, CA

Thomas Edward Fisher, DO is a reproductive endocrinology physician with a practice address in Oakland, California, and NPI 1336361070, issued on May 3, 2007. Check the license (California 20A17464, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336361070
Name
Thomas Edward Fisher
Credential
DO
Primary taxonomy
Reproductive Endocrinology Physician 207VE0102X
License numbers
20A17464 CA
DO179942 OR
Self-reported in NPPES; status is on the state search
Practice location
80 Grand Ave FL 3, Oakland, CA 94612
Phone
(415) 964-5618
Enumerated
May 3, 2007
Record last updated
Jun 11, 2024
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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Verify Thomas Edward Fisher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A17464
    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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Industry payments in 2024: $505.95

20 payments; by number, the most common kind was food and beverage; the largest payer was CooperSurgical, Inc. The 1,066 providers of this specialty with any payment received $1,086.52 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thomas Fisher$505.95
  2. Specialty average$1,086.52

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Thomas Edward Fisher among 267 reproductive endocrinology physician records in California

Thomas Edward Fisher, DO is one of 267 reproductive endocrinology physician records with a practice address in California. 70% 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 41% of them.

  • NPI issued2007 · 41% of these records are older, 36% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 10% of these records are
  • Record last updated2024 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VE0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Reproductive Endocrinology Physician providers in California

There are 267 reproductive endocrinology physician records in California.

The 8 reproductive endocrinology physician records with the nearest ZIP codes

  1. Srinidhi Reddy, MDOakland, CA 946121720434988
  2. Janie Hirata, MDOakland, CA 946111285712059
  3. Laura Eisman, M.D.Oakland, CA 946091083053490
  4. Eduardo Hariton, MD, MBAOakland, CA 946091235526559
  5. Clemens Grosskinsky, PHD, MDWalnut Creek, CA 945981235128315
  6. Thalia Segal, MDWalnut Creek, CA 945981467751255
  7. Tracey Telles, MDWalnut Creek, CA 945981871671966
  8. Rhea Chattopadhyay, M.D.San Ramon, CA 945831508308040

Common questions

What is Thomas Edward Fisher, DO's NPI number?

Thomas Edward Fisher, DO's National Provider Identifier (NPI) is 1336361070, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Edward Fisher, DO located?

The NPPES record lists a practice address at 80 Grand Ave FL 3, Oakland, CA, 94612. Phone: (415) 964-5618. Providers update this record themselves, so call before visiting.

How can I verify Thomas Edward Fisher, DO's license?

NPPES lists California license number 20A17464, 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.

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.