Tara Maria Ostrom, M.D.
NPI 1124017009ActiveIndividual· Internal Medicine· Phoenix, AZ
Internal Medicine (M.D.) in Phoenix, Arizona, trained at University of Southern California Keck School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $155,824 for 2,649 claims, against $13,865 paid for services in 2024.
Overview
| NPI | 1124017009 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 13, 2005 |
| Last updated in NPPES | Jan 27, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 26889 | 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 | 62 |
|---|---|
| Services billed | 170 across 15 procedure codes |
| Paid by Medicare | $13,865 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,649 · 6,854 30-day fills |
|---|---|
| Patients | 355 |
| Total drug cost | $155,824 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Internal Medicine |
Medical group
- Greater Phoenix Collaborative Care PCSurprise, AZ · 107 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
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