NPPES file of Aug 9, 2026

Edmund Hai-Ming Tsoi, M.D.

Surgery Physician · San Francisco, CA

Edmund Hai-Ming Tsoi, M.D. is a surgery physician with a practice address in San Francisco, California, and NPI 1295878254, issued on Feb 15, 2007. Check the license (California G55099, 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
1295878254
Name
Edmund Hai-Ming Tsoi
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
G55099 CA
Self-reported in NPPES; status is on the state search
Practice location
950 Stockton St, San Francisco, CA 94108
Phone
(415) 296-9302
Enumerated
Feb 15, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(415) 296-9361
Medicaid ID
00G550990 CA
Medicare enrollment
Enrolled (PECOS I20081219000161); accepts Medicare assignment
Medical or professional school
University Of Missouri, Columbia School Of Medicine, 1983
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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Also registered at 950 Stockton St

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

  1. David Fong, DPMPodiatrist1710995717
  2. Dianna Fung, DDSGeneral Practice Dentistry1609201961
  3. Kun Huang, M.D.Contractor1821270240
  4. David Kang, M.D.Surgery Physician1366506206
  5. Lisa Kang, MDSurgery Physician1154472280
  6. Linda Kuo, DDSDentist1477994440

Verify Edmund Hai-Ming Tsoi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G55099
    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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60% fewer Medicare Part D claims than the average surgery physician in 2024

59 Medicare Part D claims for 47 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 37 claims were for opioids.

  1. Edmund Tsoi59
  2. Specialty average147

Most prescribed

  1. Acetaminophen-Codeine37 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: $128.87

1 payment: food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Edmund Tsoi$128.87
  2. Specialty average$3,513.80

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

Bills Medicare through one group practice

  1. Alameda Health SystemOakland, CA

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

Surgery Physician providers in California

There are 3,118 surgery physician records in California.

Other surgery physician records in California

  1. Miriam Abaunza, M.D.Los Angeles, CA1538470778
  2. Hana Abdirahman, MDTemecula, CA1265288112
  3. Sherwin Abdoli, MDPetaluma, CA1508386442
  4. Mhdshafic Abdulkarim, MDOrange, CA1750174249
  5. Sarah Abdulla, M.D.Baldwin Park, CA1699200840
  6. Shoko Abe, M.D.Berkeley, CA1609178136
  7. Stuart Abel, M.D.Los Angeles, CA1750761516
  8. Elliot Abemayor, MDLos Angeles, CA1972527414
  9. Marc Abi Karam, MD, MSPalo Alto, CA1437846508
  10. Ali Abidali, DOGlendora, CA1861888794

Common questions

What is Edmund Hai-Ming Tsoi, M.D.'s NPI number?

Edmund Hai-Ming Tsoi, M.D.'s National Provider Identifier (NPI) is 1295878254, issued on Feb 15, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Edmund Hai-Ming Tsoi, M.D. located?

The NPPES record lists a practice address at 950 Stockton St, San Francisco, CA, 94108. Phone: (415) 296-9302. Providers update this record themselves, so call before visiting.

How can I verify Edmund Hai-Ming Tsoi, M.D.'s license?

NPPES lists California license number G55099, 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 Edmund Hai-Ming Tsoi, M.D. prescribe under Medicare Part D?

In 2024, Edmund Hai-Ming Tsoi, M.D. had 59 Medicare Part D claims for 47 beneficiaries; the average among surgery physician prescribers was 147. 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.