Ellen G. Rosenthal, MD
Internal Medicine Physician · San Rafael, CA
Ellen G. Rosenthal, MD is an internal medicine physician with a practice address in San Rafael, California, and NPI 1609948231, issued on Nov 15, 2006. Check the license (California G82191, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ellen G. Rosenthal
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G82191 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3260 Kerner Blvd, San Rafael, CA 94901
- Phone
- (415) 473-7377
- Enumerated
- Nov 15, 2006
- Record last updated
- Feb 2, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (415) 473-6855
- Medicaid ID
- 00G821910 CA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 3260 Kerner Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Melanie Austin, NP RN CNMAdvanced Practice Midwife1023111226
- Kiara Barbieri, MSN, CPNP-PCPediatric Nurse Practitioner1396361770
- Nicole Betenia, MD MPHObstetrics & Gynecology Physician1316309511
- Charles Bookoff, MDObstetrics & Gynecology Physician1982664496
- Suzette Burrous, FNP RN CNMAdvanced Practice Midwife1619075629
- Ayah El-Beshbeeshy, RDRegistered Dietitian1922548916
Verify Ellen G. Rosenthal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G82191Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,154 Medicare Part D claims for 119 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. 62 claims were for opioids.
Most prescribed
- Atorvastatin Calcium198 claims
- Amlodipine Besylate135 claims
- Omeprazole91 claims
- Gabapentin90 claims
- Lisinopril86 claims
- Losartan Potassium84 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.
Ellen G. Rosenthal among 17,696 internal medicine physician records in California
Ellen G. Rosenthal, MD 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2016 · 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).
51 internal medicine physician records list a practice address in San Rafael
They are 51 of the 3,159 NPPES records with a practice address in San Rafael, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Rafael → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jonathan Freudman, MDSan Rafael, CA 949011851331094
- Robert Gelber, MDSan Rafael, CA 949011801972765
- Marc Gelman, MDSan Rafael, CA 949011548344526
- Craig Lindquist, M.D., PH.D.San Rafael, CA 949011770658817
- Lynette McLamb, M.D.San Rafael, CA 949011609946755
- Gerard NotarioSan Rafael, CA 949011811558349
- Joan Pont, MDSan Rafael, CA 949011174695902
- Carolyn Shore, M.D.San Rafael, CA 949011831285444
Common questions
What is Ellen G. Rosenthal, MD's NPI number?
Ellen G. Rosenthal, MD's National Provider Identifier (NPI) is 1609948231, issued on Nov 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ellen G. Rosenthal, MD located?
The NPPES record lists a practice address at 3260 Kerner Blvd, San Rafael, CA, 94901. Phone: (415) 473-7377. Providers update this record themselves, so call before visiting.
How can I verify Ellen G. Rosenthal, MD's license?
NPPES lists California license number G82191, 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 Ellen G. Rosenthal, MD prescribe under Medicare Part D?
In 2024, Ellen G. Rosenthal, MD had 2,154 Medicare Part D claims for 119 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.