John Joseph Pack, MD
NPI 1184654972ActiveIndividual· Internal Medicine· Centennial, CO
Internal Medicine (MD) in Centennial, Colorado, licensed in CO, with an NPI issued in July 2006. In 2024 Medicare paid $926,723 for 436 patients, and Part D covered 11,225 of their prescriptions, 82% of them generic.
Overview
| NPI | 1184654972 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 4, 2006 |
| Last updated in NPPES | Jun 23, 2026 |
| Certified by provider | Jun 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | DR.0075395 | CO |
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 (CA); Practitioner - Internal Medicine (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 436 |
|---|---|
| Services billed | 13,613 across 37 procedure codes |
| Paid by Medicare | $926,723 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,225 · 13,580 30-day fills |
|---|---|
| Patients | 352 |
| Total drug cost | $911,830 |
| Generic share | 82% of claims |
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 38 internal medicine physicians in Centennial · All internal medicine physicians in Colorado