Clayton R. Polowy, MD
Hematology & Oncology Physician · Mesa, AZ
Clayton R. Polowy, MD is a hematology & oncology physician with a practice address in Mesa, Arizona, and NPI 1336112119, issued on Feb 10, 2006. Check the license (Arizona 32750, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Clayton R. Polowy
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 32750 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1432 S Dobson RD, Mesa, AZ 85202
- Phone
- (480) 969-3637
- Enumerated
- Feb 10, 2006
- Record last updated
- Feb 24, 2023
- Fax
- (480) 969-6568
- Medicare enrollment
- Enrolled (PECOS I20040609000281); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 1998
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 285 in Arizona → Look up another NPI →
Also registered at 1432 S Dobson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Esteban Abella, MDPediatric Hematology & Oncology Physician1982697306
- Vinay Bandla, M.DPediatric Gastroenterology Physician1710134762
- Albert Bednar, DPTPhysical Therapist1538258496
- Joel Braun, M.D.Pain Medicine (Physical Medicine & Rehabilitation) Physician1144457110
- Nicholette Breier-Adkins, NPPediatric Nurse Practitioner1518286210
- Ronald Burton, MDGynecology Physician1205831203
Verify Clayton R. Polowy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 32750Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,508 Medicare Part D claims for 283 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 73 claims were for opioids.
Most prescribed
- Anastrozole360 claims
- Eliquis97 claims
- Exemestane81 claims
- Imbruvica52 claims
- Ondansetron Odt49 claims
- Acyclovir46 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: $2,466.77
112 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 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
- Ironwood Physicians PCMesa, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Clayton R. Polowy among 285 hematology & oncology physician records in Arizona
Clayton R. Polowy, MD is one of 285 hematology & oncology physician records with a practice address in Arizona. 85% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated1998 · median 2003 among the 229 with a school on file
- Record last updated2023 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Arizona
There are 285 hematology & oncology physician records in Arizona.
All 285 in Arizona → Every provider in Mesa → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Syed Akbar, M.D.Mesa, AZ 852021780979955
- Anu Batra, MDMesa, AZ 852021720386857
- Jack Cavalcant, MDMesa, AZ 852021932173531
- Chad Cherington, M.D.Mesa, AZ 852021285952390
- Neel Dharia, MDMesa, AZ 852021760458103
- Saima Saeed, MDMesa, AZ 852021124054390
- Monique Chang, M.D.Mesa, AZ 852061255381653
- Victor Chiu, M.D.Mesa, AZ 852061144548652
Common questions
What is Clayton R. Polowy, MD's NPI number?
Clayton R. Polowy, MD's National Provider Identifier (NPI) is 1336112119, issued on Feb 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Clayton R. Polowy, MD located?
The NPPES record lists a practice address at 1432 S Dobson RD, Mesa, AZ, 85202. Phone: (480) 969-3637. Providers update this record themselves, so call before visiting.
How can I verify Clayton R. Polowy, MD's license?
NPPES lists Arizona license number 32750, 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 Clayton R. Polowy, MD prescribe under Medicare Part D?
In 2024, Clayton R. Polowy, MD had 1,508 Medicare Part D claims for 283 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.