Joseph Doyle Walton, MD
NPI 1003808213ActiveIndividual· Internal Medicine, Interventional Cardiology· Sellersville, PA
Internal Medicine, Interventional Cardiology (MD) with Clinical Specialty Associates, practicing in Sellersville, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $592,335 for 4,199 claims, against $137,933 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 12 companies reporting payments in 2025, $586.54 in all, mostly food and beverage. Lists Doylestown Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1003808213 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 16, 2005 |
| Last updated in NPPES | Jun 30, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | MD-070714-L | 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 - Cardiovascular Disease (Cardiology) (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 652 |
|---|---|
| Services billed | 2,411 across 68 procedure codes |
| Paid by Medicare | $137,933 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,199 · 11,075 30-day fills |
|---|---|
| Patients | 455 |
| Total drug cost | $592,335 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Interventional Cardiology |
| Telehealth | Offers telehealth |
Medical group
- Clinical Specialty AssociatesDoylestown, PA · 171 clinicians
Hospital affiliations
- Doylestown HospitalDoylestown, PA
- St Luke's Hospital - Grand View CampusSellersville, PA
- St Luke's Hospital - Upper Bucks CampusQuakertown, PA
Industry payments (Open Payments)
- 2025$586.54 · 30 payments from 12 companies
- 2024$1,018 · 44 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $122.94 | 6 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $77.45 | 4 |
| E.R. Squibb & Sons, L.L.C. | $68.65 | 4 |
| Merck Sharp & Dohme LLC | $67.11 | 3 |
| Pfizer Inc. | $65.98 | 4 |
What the 2025 payments were for
- Food and Beverage$586.54 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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