NPPES file of Aug 9, 2026

Mara Rosenberg

Student in an Organized Health Care Education/Training Program · San Francisco, CA

Mara Rosenberg is a student in an organized health care education/training program with a practice address in San Francisco, California, and NPI 1902396302, issued on May 11, 2018. Check the license with the California board that licenses this profession; 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
1902396302
Name
Mara Rosenberg
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
490 Illinois St FL 8, San Francisco, CA 94143
Phone
(415) 353-2800
Enumerated
May 11, 2018
Record last updated
May 4, 2023
Medicare enrollment
Enrolled (PECOS I20240717001771); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 2020
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 490 Illinois St FL 8

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

  1. Monica ChengGeriatric Medicine (Internal Medicine) Physician1386107415
  2. Carla Perissinotto, MD, MHSGeriatric Medicine (Internal Medicine) Physician1790963502
  3. Lydia Tortorici, MDFamily Medicine Physician1598497117

Verify Mara Rosenberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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36% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

118 Medicare Part D claims for 38 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Mara Rosenberg118
  2. Specialty average185

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. Regents OF The University OF CaliforniaSan Francisco, CA

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

Mara Rosenberg among 40,652 student in an organized health care education/training program records in California

Mara Rosenberg is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 17% of them.

  • NPI issued2018 · 17% of these records are older, 80% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2020 · median 2017 among the 2,409 with a school on file
  • Record last updated2023 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3,035 student in an organized health care education/training program records list a practice address in San Francisco

They are 3,035 of the 38,143 NPPES records with a practice address in San Francisco, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Andrew Bellinger, M.D., PH.D.San Francisco, CA 941431831327402
  2. Molly Burnett, MDSan Francisco, CA 941431619107638
  3. Sheila Chan, M.D.San Francisco, CA 941431487895793
  4. Fred Chen, M.D.San Francisco, CA 941431932390325
  5. Jeffrey Ghassemi, M.D., M.P.H.San Francisco, CA 941431972746253
  6. Vasantha Jotwani, M.D.San Francisco, CA 941431043448996
  7. Vy-Van Le, MDSan Francisco, CA 941431265661136
  8. Katherine Naidu, M.D.San Francisco, CA 941431265668115

Common questions

What is Mara Rosenberg's NPI number?

Mara Rosenberg's National Provider Identifier (NPI) is 1902396302, issued on May 11, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Mara Rosenberg located?

The NPPES record lists a practice address at 490 Illinois St FL 8, San Francisco, CA, 94143. Phone: (415) 353-2800. Providers update this record themselves, so call before visiting.

How can I verify Mara Rosenberg's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Mara Rosenberg prescribe under Medicare Part D?

In 2024, Mara Rosenberg had 118 Medicare Part D claims for 38 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.