Mariam Hanna Ervin, PA-C
Physician Assistant · San Bernardino, CA
Mariam Hanna Ervin, PA-C is a physician assistant with a practice address in San Bernardino, California, and NPI 1134620768, issued on Feb 28, 2018. Check the license (California 55370, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mariam Hanna Ervin
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 55370 CA
Self-reported in NPPES; status is on the state search - Practice location
- 355 E 21St St Ste F, San Bernardino, CA 92404
- Phone
- (909) 886-5251
- Enumerated
- Feb 28, 2018
- Record last updated
- Aug 6, 2026
- Medicare enrollment
- Enrolled (PECOS I20211207001758); may accept Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 355 E 21St St Ste F
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cyrus Damirchi, M.D.Family Medicine Physician1891883401
- Ponteah Damirchi, MDFamily Medicine Physician1134861339
Verify Mariam Hanna Ervin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 55370Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average physician assistant in 2024
114 Medicare Part D claims for 49 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Estradiol46 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.
Industry payments in 2024: $235.21
14 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mariam Hanna Ervin among 14,451 physician assistant records in California
Mariam Hanna Ervin, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% 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 52% of them.
- NPI issued2018 · 52% of these records are older, 44% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2017 · median 2018 among the 7,214 with a school on file
- Record last updated2026 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
83 physician assistant records list a practice address in San Bernardino
They are 83 of the 5,645 NPPES records with a practice address in San Bernardino, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in San Bernardino → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Silvia Barr, PA-CSan Bernardino, CA 924041245602259
- Brian Benson, PA-CSan Bernardino, CA 924041700943107
- William Boyle, PA-CSan Bernardino, CA 924041124053715
- Raymond Cervenka, PASan Bernardino, CA 924041497965529
- Deval Dave, PASan Bernardino, CA 924041013220458
- William Inciso, PA-C, PHDSan Bernardino, CA 924041407050289
- Amber Janson, PA-CSan Bernardino, CA 924041750753141
- Billy Kim, PA-CSan Bernardino, CA 924041285973859
Common questions
What is Mariam Hanna Ervin, PA-C's NPI number?
Mariam Hanna Ervin, PA-C's National Provider Identifier (NPI) is 1134620768, issued on Feb 28, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Mariam Hanna Ervin, PA-C located?
The NPPES record lists a practice address at 355 E 21St St Ste F, San Bernardino, CA, 92404. Phone: (909) 886-5251. Providers update this record themselves, so call before visiting.
How can I verify Mariam Hanna Ervin, PA-C's license?
NPPES lists California license number 55370, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Mariam Hanna Ervin, PA-C prescribe under Medicare Part D?
In 2024, Mariam Hanna Ervin, PA-C had 114 Medicare Part D claims for 49 beneficiaries; the average among physician assistant prescribers was 830. 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.