Catherine A. Azar, MD
NPI 1083741037ActiveIndividual· Internal Medicine, Hematology & Oncology· Tucson, AZ
Internal Medicine, Hematology & Oncology (MD) in Tucson, Arizona, trained at Albert Einstein College of Medicine of Yeshiva University (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $7,342,468 for 1,501 claims, against $1,878,692 paid for services in 2024. Cardinal Health 110 LLC was the largest of 9 companies reporting payments in 2025, $689.05 in all, mostly consulting fees.
Overview
| NPI | 1083741037 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 27, 2007 |
| Last updated in NPPES | Aug 26, 2020 |
| Certified by provider | Aug 26, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 17741 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 649 |
|---|---|
| Services billed | 123,485 across 117 procedure codes |
| Paid by Medicare | $1,878,692 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,501 · 2,393 30-day fills |
|---|---|
| Patients | 289 |
| Total drug cost | $7,342,468 |
| Generic share | 70% of claims |
Education and affiliations
| Medical school | Albert Einstein College of Medicine of Yeshiva University |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Hematology/Oncology |
Medical group
- Arizona Blood and Cancer Specialists, PLLCTucson, AZ · 15 clinicians
Hospital affiliations
- Mt. Graham Regional Medical CenterSafford, AZ
- Northern Cochise Community Hospital, Inc.Willcox, AZ
- Tucson Medical CenterTucson, AZ
Industry payments (Open Payments)
- 2025$689.05 · 14 payments from 9 companies
- 2024$1,504 · 39 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cardinal Health 110 LLC | $275.00 | 1 |
| Janssen Biotech, Inc. | $105.72 | 2 |
| Incyte Corporation | $101.56 | 2 |
| Abbvie Inc. | $56.77 | 3 |
| Pfizer Inc. | $48.96 | 2 |
What the 2025 payments were for
- Consulting Fee$275.00 · 1 payment
- Food and Beverage$261.07 · 11 payments
- Education$152.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other hematologist-oncologists in Tucson
- 1003260662
- 1003864380
- 1144392291
- 1164630679
- 1174538995
- 1194188367
- 1215924840
- 1215976816
- 1306285267
- 1356543169
- 1457933707
- 1467581736
All 59 hematologist-oncologists in Tucson · All hematologist-oncologists in Arizona