Maryam Dadfarnia Ameri, MD
Anatomic Pathology & Clinical Pathology Physician · Duarte, CA
Maryam Dadfarnia Ameri, MD is an anatomic pathology & clinical pathology physician with a practice address in Duarte, California, and NPI 1871811091, issued on May 12, 2010. Check the license (California A125553, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Maryam Dadfarnia Ameri
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- A125553 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Duarte RD, Duarte, CA 91010
- Phone
- (626) 256-4673
- Enumerated
- May 12, 2010
- Record last updated
- Jul 17, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130612000663); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 1,554 in California → Look up another NPI →
Also registered at 1500 Duarte RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maryam Dadfarnia Ameri in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A125553Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- High Desert Pathology Medical GroupSan Bernardino, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maryam Dadfarnia Ameri among 1,554 anatomic pathology & clinical pathology physician records in California
Maryam Dadfarnia Ameri, MD is one of 1,554 anatomic pathology & clinical pathology physician records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 67% of them.
- NPI issued2010 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2005 · median 2003 among the 891 with a school on file
- Record last updated2017 · 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 207ZP0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 anatomic pathology & clinical pathology physician records list a practice address in Duarte
They are 30 of the 1,287 NPPES records with a practice address in Duarte, and 1,554 anatomic pathology & clinical pathology physician records in California.
All 1,554 in California → Every provider in Duarte → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Leonidas Arvanitis, M.D.Duarte, CA 910101669628764
- Rania Bakkar, MDDuarte, CA 910101962613257
- Karen Chang, MDDuarte, CA 910101518924398
- Peiguo Chu, MDDuarte, CA 910101912964974
- Fang Fan, MD, PHDDuarte, CA 910101316058415
- Kate Grimm, M.D.Duarte, CA 910101487840419
- Stanley Hamilton, M.D.Duarte, CA 910101730275637
- Qin Huang, MDDuarte, CA 910101760448856
Common questions
What is Maryam Dadfarnia Ameri, MD's NPI number?
Maryam Dadfarnia Ameri, MD's National Provider Identifier (NPI) is 1871811091, issued on May 12, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Maryam Dadfarnia Ameri, MD located?
The NPPES record lists a practice address at 1500 Duarte RD, Duarte, CA, 91010. Phone: (626) 256-4673. Providers update this record themselves, so call before visiting.
How can I verify Maryam Dadfarnia Ameri, MD's license?
NPPES lists California license number A125553, 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.
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.