Robert J. Stein, DO
Emergency Medicine Physician · San Rafael, CA
Robert J. Stein, DO is an emergency medicine physician with a practice address in San Rafael, California, and NPI 1396829461, issued on Oct 25, 2006. Check the license (California 20A5145, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Robert J. Stein
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 20A5145 CA
Self-reported in NPPES; status is on the state search - Practice location
- 99 Montecillo RD, San Rafael, CA 94903
- Phone
- (415) 444-2000
- Enumerated
- Oct 25, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00AX51450 CA
- Medicare enrollment
- Enrolled (PECOS I20050726000744); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 1979
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 99 Montecillo RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Scott Adelman, MDCardiovascular Disease Physician1396829362
- Navid AfrahPhysical Therapist1275997017
- Omar Ahmed, PHARMDAmbulatory Care Pharmacist1285254037
- Mary Air, M.D.Physical Medicine & Rehabilitation Physician1376772913
- Tarik Alagha, MDInternal Medicine Physician1740869676
- Paul Alpert, MDUrology Physician1417031402
Verify Robert J. Stein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A5145Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average emergency medicine physician in 2024
110 Medicare Part D claims for 74 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Monohydrate15 claims
- Amoxicillin-Clavulanate Potass13 claims
- Prednisone11 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
- Sutter Valley Medical FoundationFairfield, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert J. Stein among 7,751 emergency medicine physician records in California
Robert J. Stein, DO is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1979 · median 2011 among the 4,560 with a school on file
- Record last updated2007 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in San Rafael → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Morgan Camp, MDSan Rafael, CA 949031407845738
- Cynthia Clark, MDSan Rafael, CA 949031144219767
- John David, MDSan Rafael, CA 949031912081993
- Anna Denham, MDSan Rafael, CA 949031750465738
- Jennifer Grayzar, M.D.San Rafael, CA 949031336160530
- Douglas Harris, MDSan Rafael, CA 949031073697066
- Kurt Kunzel, MDSan Rafael, CA 949031073502696
- Frederick Meyer, MDSan Rafael, CA 949031780768788
Common questions
What is Robert J. Stein, DO's NPI number?
Robert J. Stein, DO's National Provider Identifier (NPI) is 1396829461, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert J. Stein, DO located?
The NPPES record lists a practice address at 99 Montecillo RD, San Rafael, CA, 94903. Phone: (415) 444-2000. Providers update this record themselves, so call before visiting.
How can I verify Robert J. Stein, DO's license?
NPPES lists California license number 20A5145, 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 Robert J. Stein, DO prescribe under Medicare Part D?
In 2024, Robert J. Stein, DO had 110 Medicare Part D claims for 74 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.