John Daniel McCadden, PA
NPI 1639241912ActiveIndividual· Physician Assistant, Medical· Baltimore, MD
Physician Assistant, Medical (PA) with Johns Hopkins University and 1 other group, practicing in Baltimore, Maryland. Mostly services rather than prescriptions: Medicare paid $3,318 for 29 patients in 2024, with only 29 Part D claims. Lists Johns Hopkins Bayview Medical Center as a hospital affiliation.
Overview
| NPI | 1639241912 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Nov 14, 2006 |
| Last updated in NPPES | Jun 5, 2025 |
| Certified by provider | Jun 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | C0003374 | MD |
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 - Physician Assistant (DC); Practitioner - Physician Assistant (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 29 |
|---|---|
| Services billed | 59 across 18 procedure codes |
| Paid by Medicare | $3,318 |
Part D prescriptions in 2024
| Prescriptions (claims) | 29 · 29 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $396.75 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Johns Hopkins UniversityBaltimore, MD · 2,909 clinicians
- Mnr Industries, LLCOwings Mills, MD · 139 clinicians
Hospital affiliation
- Johns Hopkins Bayview Medical CenterBaltimore, MD
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 219 physician assistants in Baltimore · All physician assistants in Maryland