Nazanin Ahmadian, D.O.
Pediatrics Physician · Calabasas, CA
Nazanin Ahmadian, D.O. is a pediatrics physician with a practice address in Calabasas, California, and NPI 1841584315, issued on Jun 2, 2011. Check the license (California 20A9028, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Nazanin Ahmadian
- Credential
- D.O.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 20A9028 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26585 Agoura RD # 360, Calabasas, CA 91302
- Phone
- (818) 592-2320
- Enumerated
- Jun 2, 2011
- Record last updated
- Jan 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (818) 880-8014
- Medicare enrollment
- Enrolled (PECOS I20151120002308); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Verify Nazanin Ahmadian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A9028Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $134.93
1 payment: food and beverage; the largest payer was Abbvie Inc. The 21,580 providers of this specialty with any payment received $842.05 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.
Bills Medicare through one group practice
- The Regents OF The University OF CaliforniaSanta Monica, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nazanin Ahmadian among 9,272 pediatrics physician records in California
Nazanin Ahmadian, D.O. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 66% of them.
- NPI issued2011 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated2003 · median 2012 among the 754 with a school on file
- Record last updated2021 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 pediatrics physician records list a practice address in Calabasas
They are 17 of the 786 NPPES records with a practice address in Calabasas, and 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Calabasas → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Kimberly AllenCalabasas, CA 913021811428469
- Tanya Altmann, M.D.Calabasas, CA 913021073512083
- Debra Barach, MDCalabasas, CA 913021689162398
- Meghan Brombach Bajaj, DOCalabasas, CA 913021093219230
- Marina Burstein, MDCalabasas, CA 913021346333440
- Celia Cruz, M.D.Calabasas, CA 913021316146038
- Ashley Gregg, MDCalabasas, CA 913021144640152
- Hannah KimCalabasas, CA 913021538522123
Common questions
What is Nazanin Ahmadian, D.O.'s NPI number?
Nazanin Ahmadian, D.O.'s National Provider Identifier (NPI) is 1841584315, issued on Jun 2, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Nazanin Ahmadian, D.O. located?
The NPPES record lists a practice address at 26585 Agoura RD # 360, Calabasas, CA, 91302. Phone: (818) 592-2320. Providers update this record themselves, so call before visiting.
How can I verify Nazanin Ahmadian, D.O.'s license?
NPPES lists California license number 20A9028, 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.