NPPES file of Aug 9, 2026

Marshall Harold Rotterman, M.D.

Anesthesiology Physician · Belmont, CA

Marshall Harold Rotterman, M.D. is an anesthesiology physician with a practice address in Belmont, California, and NPI 1245505221, issued on Mar 9, 2012. Check the license (California AFE19021, 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
1245505221
Name
Marshall Harold Rotterman
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
AFE19021 CA
Self-reported in NPPES; status is on the state search
Practice location
3414 Lodge Dr, Belmont, CA 94002
Phone
(650) 591-9739
Enumerated
Mar 9, 2012
Record last updated
Mar 9, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(650) 591-9739
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 Marshall Harold Rotterman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license AFE19021
    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

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91% fewer Medicare Part D claims than the average anesthesiology physician in 2024

35 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D.

  1. Marshall Rotterman35
  2. Specialty average402

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.

Marshall Harold Rotterman among 7,571 anesthesiology physician records in California

Marshall Harold Rotterman, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 70% of them.

  • NPI issued2012 · 70% of these records are older, 27% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2012 · 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 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in California

There are 7,571 anesthesiology physician records in California.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Ellen Finch, MDBelmont, CA 940021356982334
  2. Barry Samuel, M.D.Belmont, CA 940021912911959
  3. Susan Adler, MDBurlingame, CA 940101679529523
  4. Bruce Bainton, MDBurlingame, CA 940101891748372
  5. Eric Brouch, MDBurlingame, CA 940101720033780
  6. Celia Carpenter, MDBurlingame, CA 940101972559839
  7. Patricia Dailey, MDBurlingame, CA 940101588610729
  8. Bhanumathi Guruswami, MDBurlingame, CA 940101437103926

Common questions

What is Marshall Harold Rotterman, M.D.'s NPI number?

Marshall Harold Rotterman, M.D.'s National Provider Identifier (NPI) is 1245505221, issued on Mar 9, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Marshall Harold Rotterman, M.D. located?

The NPPES record lists a practice address at 3414 Lodge Dr, Belmont, CA, 94002. Phone: (650) 591-9739. Providers update this record themselves, so call before visiting.

How can I verify Marshall Harold Rotterman, M.D.'s license?

NPPES lists California license number AFE19021, 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 Marshall Harold Rotterman, M.D. prescribe under Medicare Part D?

In 2024, Marshall Harold Rotterman, M.D. had 35 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.