Philip C. Kaczar, M.D.
NPI 1235189077ActiveIndividual· Internal Medicine· Phoenix, AZ
Internal Medicine (M.D.) in Phoenix, Arizona, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $1,251,932 for 13,526 claims, against $109,973 paid for services in 2024. Exact Sciences Corporation reported $19.29 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1235189077 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 11, 2006 |
| Last updated in NPPES | Nov 19, 2024 |
| Certified by provider | Nov 19, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 26301 | 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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 325 |
|---|---|
| Services billed | 2,221 across 59 procedure codes |
| Paid by Medicare | $109,973 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,526 · 31,983 30-day fills |
|---|---|
| Patients | 960 |
| Total drug cost | $1,251,932 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Greater Phoenix Collaborative Care PCSurprise, AZ · 107 clinicians
Hospital affiliations
- Banner - University Medical Center PhoenixPhoenix, AZ
- St Josephs Hospital and Medical CenterPhoenix, AZ
Industry payments (Open Payments)
- 2025$19.29 · 1 payment from 1 company
- 2024$306.11 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $19.29 | 1 |
What the 2025 payments were for
- Food and Beverage$19.29 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Phoenix
- 1003254566
- 1003807496
- 1003817867
- 1023001682
- 1023017381
- 1023063450
- 1023086758
- 1023216835
- 1033370820
- 1043201486
- 1043237837
- 1043476096
All 881 internal medicine physicians in Phoenix · All internal medicine physicians in Arizona