Douglas E. Bischoff, M.D.
NPI 1821085333ActiveIndividual· Internal Medicine· Tucson, AZ
Internal Medicine (M.D.) in Tucson, Arizona, trained at Ohio State University College of Medicine (class of 1991). 221 Medicare patients in 2024, $54,018 paid; nearly all of their 449 Part D prescriptions were generic (90%).
Overview
| NPI | 1821085333 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 29, 2005 |
| Last updated in NPPES | Feb 4, 2025 |
| Certified by provider | Feb 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 22067 | 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 - Hospitalist (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 221 |
|---|---|
| Services billed | 650 across 7 procedure codes |
| Paid by Medicare | $54,018 |
Part D prescriptions in 2024
| Prescriptions (claims) | 449 · 472 30-day fills |
|---|---|
| Patients | 211 |
| Total drug cost | $19,816 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Tucson Physician Group Holdings LLCTucson, AZ · 201 clinicians
Hospital affiliation
- St. Mary's HospitalTucson, AZ
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 742 internal medicine physicians in Tucson · All internal medicine physicians in Arizona