Sherilyn Lisa Tittermary McCollum, D.O.
NPI 1023209533ActiveIndividual· Internal Medicine, Rheumatology· Doylestown, PA
Internal Medicine, Rheumatology (D.O.) in Doylestown, Pennsylvania, licensed in PA, with an NPI issued in August 2007. 93 Medicare patients in 2024, $225,689 paid; nearly all of their 227 Part D prescriptions were generic (99%). Amgen Inc. was the largest of 13 companies reporting payments in 2025, $2,122 in all, mostly food and beverage. Lists Doylestown Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1023209533 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Aug 8, 2007 |
| Last updated in NPPES | Nov 18, 2022 |
| Certified by provider | Nov 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | OS-015700 | PA |
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 - Rheumatology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 93 |
|---|---|
| Services billed | 20,215 across 24 procedure codes |
| Paid by Medicare | $225,689 |
Part D prescriptions in 2024
| Prescriptions (claims) | 227 · 546 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $32,787 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Rheumatology |
Hospital affiliations
- Doylestown HospitalDoylestown, PA
- St Luke's Hospital - Grand View CampusSellersville, PA
Industry payments (Open Payments)
- 2025$2,122 · 87 payments from 13 companies
- 2024$2,563 · 112 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $891.47 | 30 |
| Ucb, Inc. | $273.35 | 8 |
| Abbvie Inc. | $177.79 | 3 |
| Janssen Biotech, Inc. | $177.09 | 9 |
| Novartis Pharmaceuticals Corporation | $149.26 | 8 |
What the 2025 payments were for
- Food and Beverage$2,122 · 87 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records