NPPES file of Aug 9, 2026

Ingeborg Zoppoth, M.D.

Internal Medicine Physician · San Francisco, CA

Ingeborg Zoppoth, M.D. is an internal medicine physician with a practice address in San Francisco, California, and NPI 1780021766, issued on May 30, 2013. Check the license (California A122988, 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
1780021766
Name
Ingeborg Zoppoth
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A122988 CA
Self-reported in NPPES; status is on the state search
Practice location
2100 Webster St Ste 516, San Francisco, CA 94115
Phone
(415) 600-2402
Enumerated
May 30, 2013
Record last updated
Jan 30, 2025
Fax
(415) 369-1292
Medicare enrollment
Enrolled (PECOS I20130613000544); 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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Also registered at 2100 Webster St Ste 516

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

  1. Hannah Archibald, MDInternal Medicine Physician1801356746
  2. Grace ChangPhysician Assistant1508424805
  3. Siu-Wei Huang, M.D.Internal Medicine Physician1427584143
  4. Silvia McCandlish, MDHospice and Palliative Medicine (Internal Medicine) Physician1912325135
  5. Sonali Waland, NPFamily Nurse Practitioner1982161584

Verify Ingeborg Zoppoth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A122988
    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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13% more Medicare Part D claims than the average internal medicine physician in 2024

3,592 Medicare Part D claims for 467 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 98 claims were for opioids.

  1. Ingeborg Zoppoth3,592
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium357 claims
  2. Amlodipine Besylate277 claims
  3. Losartan Potassium177 claims
  4. Levothyroxine Sodium137 claims
  5. Lisinopril118 claims
  6. Alendronate Sodium109 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.

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationSan Francisco, CA

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

Ingeborg Zoppoth among 17,696 internal medicine physician records in California

Ingeborg Zoppoth, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 71% of them.

  • NPI issued2013 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1989 · median 2004 among the 11,065 with a school on file
  • Record last updated2025 · 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 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,318 internal medicine physician records list a practice address in San Francisco

They are 1,318 of the 38,143 NPPES records with a practice address in San Francisco, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Gary Arsham, M.D.San Francisco, CA 941151487646758
  2. Richard Caplin, M.D.San Francisco, CA 941151568443455
  3. C Cooney, M.D.San Francisco, CA 941151255332094
  4. Sarita Dubey, MDSan Francisco, CA 941151316905466
  5. Meredith Heller, M.D.San Francisco, CA 941151073562096
  6. Alan Leung, MDSan Francisco, CA 941151245222330
  7. Susan Nguyen, MDSan Francisco, CA 941151164470696
  8. Daniel Null, MDSan Francisco, CA 941151689638744

Common questions

What is Ingeborg Zoppoth, M.D.'s NPI number?

Ingeborg Zoppoth, M.D.'s National Provider Identifier (NPI) is 1780021766, issued on May 30, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Ingeborg Zoppoth, M.D. located?

The NPPES record lists a practice address at 2100 Webster St Ste 516, San Francisco, CA, 94115. Phone: (415) 600-2402. Providers update this record themselves, so call before visiting.

How can I verify Ingeborg Zoppoth, M.D.'s license?

NPPES lists California license number A122988, 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 Ingeborg Zoppoth, M.D. prescribe under Medicare Part D?

In 2024, Ingeborg Zoppoth, M.D. had 3,592 Medicare Part D claims for 467 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.