Ann S. Andonyan, MD
Emergency Medicine Physician · Phoenix, AZ
Ann S. Andonyan, MD is an emergency medicine physician with a practice address in Phoenix, Arizona, and NPI 1871500496, issued on Aug 3, 2006. Check the license (Arizona 29265, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ann S. Andonyan
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 29265 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 350 W Thomas RD, Phoenix, AZ 85013
- Phone
- (602) 406-3000
- Enumerated
- Aug 3, 2006
- Record last updated
- Apr 27, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (602) 406-7165
- Medicaid ID
- 589385 AZ
- Medicare enrollment
- Enrolled (PECOS I20040318000199); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,494 in Arizona → Look up another NPI →
Also registered at 350 W Thomas RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carolyn AbrahamSpeech-Language Pathologist1275811176
- Abdullah Abu KarInternal Medicine Physician1407239718
- Melanie Adarme Sanchez, MDStudent in an Organized Health Care Education/Training Program1780444257
- Christine Adham, DOAnesthesiology Physician1679953202
- Caitlyn Adley, CRNACertified Registered Nurse Anesthetist1760849079
- Rexhina Ago, DOStudent in an Organized Health Care Education/Training Program1568302065
Verify Ann S. Andonyan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 29265Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average emergency medicine physician in 2024
210 Medicare Part D claims for 114 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 30 claims were for opioids.
Most prescribed
- Oxycodone Hcl20 claims
- Cephalexin19 claims
- Amoxicillin-Clavulanate Potass17 claims
- Azithromycin15 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: $28.24
1 payment: food and beverage; the largest payer was Csl Behring. The 12,335 providers of this specialty with any payment received $953.79 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 4 group practices
- 303 Emergency Physicians PLLCPhoenix, AZ
- Emergency Group OF Arizona Professional CorporationPhoenix, AZ
- Emergency Physicians Southwest PCMesa, AZ
- Usacs Emergency Medicine OF Arizona LLCFlorence, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ann S. Andonyan among 1,494 emergency medicine physician records in Arizona
Ann S. Andonyan, MD is one of 1,494 emergency medicine physician records with a practice address in Arizona. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 62% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1998 · median 2014 among the 828 with a school on file
- Record last updated2009 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
394 emergency medicine physician records list a practice address in Phoenix
They are 394 of the 31,399 NPPES records with a practice address in Phoenix, and 1,494 emergency medicine physician records in Arizona.
All 1,494 in Arizona → Every provider in Phoenix → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Anne Burns, MDPhoenix, AZ 850131710995345
- Robert French, MDPhoenix, AZ 850131093723637
- Scott Kassing, MDPhoenix, AZ 850131588672141
- Anita King, MDPhoenix, AZ 850131275541856
- Mark Krich, MDPhoenix, AZ 850131144238767
- Donald Lauer, MDPhoenix, AZ 850131528076049
- Julie Massoud, DOPhoenix, AZ 850131538177092
- Keith Power, MDPhoenix, AZ 850131316955800
Common questions
What is Ann S. Andonyan, MD's NPI number?
Ann S. Andonyan, MD's National Provider Identifier (NPI) is 1871500496, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ann S. Andonyan, MD located?
The NPPES record lists a practice address at 350 W Thomas RD, Phoenix, AZ, 85013. Phone: (602) 406-3000. Providers update this record themselves, so call before visiting.
How can I verify Ann S. Andonyan, MD's license?
NPPES lists Arizona license number 29265, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ann S. Andonyan, MD prescribe under Medicare Part D?
In 2024, Ann S. Andonyan, MD had 210 Medicare Part D claims for 114 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.