Joseph H. Flaherty, MD
NPI 1710995568ActiveIndividual· Internal Medicine· St Louis, MO
Internal Medicine (MD) in St Louis, Missouri, trained at Saint Louis University School of Medicine (class of 1990). 316 Medicare patients in 2024, $112,426 paid; nearly all of their 2,064 Part D prescriptions were generic (95%).
Overview
| NPI | 1710995568 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 4, 2006 |
| Last updated in NPPES | Jan 27, 2026 |
| Certified by provider | Jan 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | R4546 | TX |
| Internal Medicine, Geriatric Medicine | 207RG0300X | R4546 | TX |
| Internal Medicine, Geriatric Medicine | 207RG0300X | 103448 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 316 |
|---|---|
| Services billed | 1,184 across 4 procedure codes |
| Paid by Medicare | $112,426 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,064 · 2,292 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $165,751 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
Medical group
- Questcare Matrix PLLCKennedale, TX · 40 clinicians
Hospital affiliation
- Medical City PlanoPlano, TX
Other facilities
- Vitalcaring GroupHome health agency · Sulphur Springs, TX
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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