Stephen A. Ovanessoff, MD
Anatomic Pathology Physician · Tempe, AZ
Stephen A. Ovanessoff, MD is an anatomic pathology physician with a practice address in Tempe, Arizona, and NPI 1295715050, issued on Jan 18, 2006. Check the license (Arizona 18432, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Stephen A. Ovanessoff
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology Physician 207ZP0101X
- License number
- 18432 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1255 W Washington St, Tempe, AZ 85281
- Phone
- (602) 685-5211
- Enumerated
- Jan 18, 2006
- Record last updated
- Aug 15, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (623) 889-7407
- Entity
- Type 1 · individual
8 nearest anatomic pathology physician records → All 26 in Arizona → Look up another NPI →
Also registered at 1255 W Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rashad Aboul-Nasr, MDAnatomic Pathology & Clinical Pathology Physician1053409078
- Mary Adams, M.D.Anatomic Pathology Physician1396775920
- Lucyna Boyle, MDAnatomic Pathology & Clinical Pathology Physician1649247073
- Anthony Burgan, MDAnatomic Pathology & Clinical Pathology Physician1770563587
- Suzanne Cook, MDAnatomic Pathology & Clinical Pathology Physician1952381378
- Bryce Dursteler, M.D.Anatomic Pathology & Clinical Pathology Physician1942410410
Verify Stephen A. Ovanessoff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 18432Check 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: $47,780.00
15 payments; by number, the most common kind was consulting fee; the largest payer was Kedplasma LLC. The 382 providers of this specialty with any payment received $3,145.53 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.
Stephen A. Ovanessoff among 26 anatomic pathology physician records in Arizona
Stephen A. Ovanessoff, MD is one of 26 anatomic pathology physician records with a practice address in Arizona. 54% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 38% newer
- In a Medicare fileYes · 54% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2013 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0101X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology Physician providers in Arizona
There are 26 anatomic pathology physician records in Arizona.
All 26 in Arizona → Every provider in Tempe → Anatomic Pathology Physician nationwide →
The 8 anatomic pathology physician records with the nearest ZIP codes
- Mary Adams, M.D.Tempe, AZ 852811396775920
- Grant Hertel, MDTempe, AZ 852811386611705
- Stephen LarkinTempe, AZ 852811336116342
- Bradford Halliday, M.D.Scottsdale, AZ 852601548392558
- Chandlie Stratton, PAScottsdale, AZ 852601124704812
- Brandon Larsen, M.D., PH.D.Scottsdale, AZ 852591649409681
- Richard Eisen, M.DGlendale, AZ 853061023032190
- Concepcion Roxas, M.D.Mesa, AZ 852061326133844
Common questions
What is Stephen A. Ovanessoff, MD's NPI number?
Stephen A. Ovanessoff, MD's National Provider Identifier (NPI) is 1295715050, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen A. Ovanessoff, MD located?
The NPPES record lists a practice address at 1255 W Washington St, Tempe, AZ, 85281. Phone: (602) 685-5211. Providers update this record themselves, so call before visiting.
How can I verify Stephen A. Ovanessoff, MD's license?
NPPES lists Arizona license number 18432, 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.
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.