Mariam Darmani, DO
Family Medicine Physician · Downey, CA
Mariam Darmani, DO is a family medicine physician with a practice address in Downey, California, and NPI 1841711249, issued on Jul 6, 2017. Check the license (California 20A15536, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mariam Darmani
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A15536 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11500 Brookshire Ave, Downey, CA 90241
- Phone
- (562) 904-5000
- Enumerated
- Jul 6, 2017
- Record last updated
- Nov 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190318000584); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 11500 Brookshire Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ava Azimi, M.D.Internal Medicine Physician1023252483
- Cristionne Barbarin, LCSWClinical Social Worker1942685342
- Ivan Barrett, M.D.Diagnostic Radiology Physician1073571113
- Tyana Besada, MSN, RN, CNS, CCRNClinical Nurse Specialist1932056231
- Payal Bhowmick, PHARMDPharmacotherapy Pharmacist1518783661
- Alexis BoltonFamily Nurse Practitioner1215546197
Verify Mariam Darmani in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A15536Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average family medicine physician in 2024
4,395 Medicare Part D claims for 572 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 84 claims were for opioids.
Most prescribed
- Atorvastatin Calcium345 claims
- Amlodipine Besylate222 claims
- Lisinopril220 claims
- Levothyroxine Sodium185 claims
- Rosuvastatin Calcium159 claims
- Metformin Hcl Er151 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
- Southern California Permanente Medical GroupSan Dimas, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mariam Darmani among 17,133 family medicine physician records in California
Mariam Darmani, DO is one of 17,133 family 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 2017, is newer than 79% of them.
- NPI issued2017 · 79% of these records are older, 18% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2015 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 family medicine physician records list a practice address in Downey
They are 65 of the 3,607 NPPES records with a practice address in Downey, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Downey → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Matthew Blazon Yee, DODowney, CA 902411710043328
- Sherie Carnegie, D ODowney, CA 902411821013772
- Simon Chang, M.D.Downey, CA 902411760594097
- Andrew Chao, D.O.Downey, CA 902411780621755
- Thilan Fernando, M.D.Downey, CA 902411316146632
- Ole Heggeness, D.O.Downey, CA 902411518911908
- Ragaa Iskarous, M.D.Downey, CA 902411215035274
- Antonio Morquecho, PADowney, CA 902411417173220
Common questions
What is Mariam Darmani, DO's NPI number?
Mariam Darmani, DO's National Provider Identifier (NPI) is 1841711249, issued on Jul 6, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Mariam Darmani, DO located?
The NPPES record lists a practice address at 11500 Brookshire Ave, Downey, CA, 90241. Phone: (562) 904-5000. Providers update this record themselves, so call before visiting.
How can I verify Mariam Darmani, DO's license?
NPPES lists California license number 20A15536, 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 Mariam Darmani, DO prescribe under Medicare Part D?
In 2024, Mariam Darmani, DO had 4,395 Medicare Part D claims for 572 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.