NPPES file of Aug 9, 2026

Ian Christoph, M.D.

Cardiovascular Disease Physician · Burlingame, CA

Ian Christoph, M.D. is a cardiovascular disease physician with a practice address in Burlingame, California, and NPI 1609837947, issued on Mar 28, 2006. Check the license (California G65835, 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
1609837947
Name
Ian Christoph
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
G65835 CA
Self-reported in NPPES; status is on the state search
Practice location
1501 Trousdale Dr, Burlingame, CA 94010
Phone
(650) 652-8600
Enumerated
Mar 28, 2006
Record last updated
Aug 5, 2025
Fax
(650) 652-8601
Medicare enrollment
Enrolled (PECOS I20080730000857); accepts Medicare assignment
Medical or professional school
Washington University School Of Medicine, 1986
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 1501 Trousdale Dr

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

  1. Paul Abeyta, MDSports Medicine (Orthopaedic Surgery) Physician1225126147
  2. Edward Abratowski, M.D.Hospitalist Physician1649232760
  3. Shital Aggarwal, M.D.Hospitalist Physician1912926676
  4. Amy Akers, M.D.Neurology Physician1699792655
  5. Shamsuddin Alamgir, M.DInternal Medicine Physician1306877071
  6. Harsha Alexander, M.D.Hospitalist Physician1780974303

Verify Ian Christoph in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G65835
    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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37% more Medicare Part D claims than the average cardiovascular disease physician in 2024

4,204 Medicare Part D claims for 614 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Ian Christoph4,204
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium645 claims
  2. Clopidogrel414 claims
  3. Metoprolol Succinate373 claims
  4. Irbesartan350 claims
  5. Amlodipine Besylate340 claims
  6. Eliquis337 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 FoundationBurlingame, CA

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

Ian Christoph among 2,574 cardiovascular disease physician records in California

Ian Christoph, M.D. is one of 2,574 cardiovascular disease physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 45% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1986 · median 1999 among the 1,742 with a school on file
  • Record last updated2025 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in California

There are 2,574 cardiovascular disease physician records in California.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Brad Angeja, MDBurlingame, CA 940101831159607
  2. Catherine Chimenti, M.D.Burlingame, CA 940101700812856
  3. George Cohen, MDBurlingame, CA 940101154382497
  4. Michael Girolami, M.D.Burlingame, CA 940101801825203
  5. Daniel LangHillsborough, CA 940101285064402
  6. Ted Love, M.D.Hillsborough, CA 940101417299728
  7. Tania Nanevicz, MDBurlingame, CA 940101861453151
  8. Patrick Pau, MDHillsborugh, CA 940101598760563

Common questions

What is Ian Christoph, M.D.'s NPI number?

Ian Christoph, M.D.'s National Provider Identifier (NPI) is 1609837947, issued on Mar 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ian Christoph, M.D. located?

The NPPES record lists a practice address at 1501 Trousdale Dr, Burlingame, CA, 94010. Phone: (650) 652-8600. Providers update this record themselves, so call before visiting.

How can I verify Ian Christoph, M.D.'s license?

NPPES lists California license number G65835, 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 Ian Christoph, M.D. prescribe under Medicare Part D?

In 2024, Ian Christoph, M.D. had 4,204 Medicare Part D claims for 614 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.