Samuel Mark Shapiro, M.D.
Addiction Medicine (Anesthesiology) Physician · Pasadena, CA
Samuel Mark Shapiro, M.D. is an addiction medicine (anesthesiology) physician with a practice address in Pasadena, California, and NPI 1760619936, issued on Jun 16, 2009. Check the license (California G43276, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Samuel Mark Shapiro
- Credential
- M.D.
- Primary taxonomy
- Addiction Medicine (Anesthesiology) Physician 207LA0401X
- License number
- G43276 CA
Self-reported in NPPES; status is on the state search - Practice location
- 225 S Lake Ave, Pasadena, CA 91101
- Phone
- (626) 795-6596
- Enumerated
- Jun 16, 2009
- Record last updated
- Sep 26, 2023
- Fax
- (626) 796-8247
- Entity
- Type 1 · individual
8 nearest addiction medicine (anesthesiology) physician records → All 11 in California → Look up another NPI →
Also registered at 225 S Lake Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicholas Back, M.D.Anesthesiology Physician1548467962
- Eric Bergstrom, M.D.Anesthesiology Physician1144425141
- David Blake, M.D.Anesthesiology Physician1326054255
- Imani BowersBehavior Technician1588383186
- Deborah Edgar, MFTMarriage & Family Therapist1649390873
- Dina ElzanatyBehavior Technician1700511748
Verify Samuel Mark Shapiro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G43276Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average addiction medicine (anesthesiology) physician in 2024
69 Medicare Part D claims for 11 beneficiaries, against an average of 345 among the 58 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin21 claims
- Trazodone Hcl21 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.
Samuel Mark Shapiro among 11 addiction medicine (anesthesiology) physician records in California
Samuel Mark Shapiro, M.D. is one of 11 addiction medicine (anesthesiology) physician records with a practice address in California. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 36% of them.
- NPI issued2009 · 36% of these records are older, 45% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · 18% of these records are
- Record last updated2023 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LA0401X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Addiction Medicine (Anesthesiology) Physician providers in California
There are 11 addiction medicine (anesthesiology) physician records in California.
All 11 in California → Every provider in Pasadena → Addiction Medicine (Anesthesiology) Physician nationwide →
The 8 addiction medicine (anesthesiology) physician records with the nearest ZIP codes
- Jason Giles, M.D.Santa Monica, CA 904011023360542
- Bee Ramirez, M.D.Fontana, CA 923351639807217
- Brian McLean, M.D.Loma Linda, CA 923541316173354
- Malcolm Wehrle, M.D.Anaheim, CA 928051316968282
- Daniel Bouland, MDOrange, CA 928681720308737
- Christopher FontayneVentura, CA 930011215730056
- Brian Harris, MDMenlo Park, CA 940251396904785
- James Spitler, M.D.Santa Cruz, CA 950621487630109
Common questions
What is Samuel Mark Shapiro, M.D.'s NPI number?
Samuel Mark Shapiro, M.D.'s National Provider Identifier (NPI) is 1760619936, issued on Jun 16, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Samuel Mark Shapiro, M.D. located?
The NPPES record lists a practice address at 225 S Lake Ave, Pasadena, CA, 91101. Phone: (626) 795-6596. Providers update this record themselves, so call before visiting.
How can I verify Samuel Mark Shapiro, M.D.'s license?
NPPES lists California license number G43276, 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 Samuel Mark Shapiro, M.D. prescribe under Medicare Part D?
In 2024, Samuel Mark Shapiro, M.D. had 69 Medicare Part D claims for 11 beneficiaries; the average among addiction medicine (anesthesiology) physician prescribers was 345. 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.