William Penn Croom IV, M.D.
NPI 1255752648ActiveIndividual· Orthopaedic Surgery· Lancaster, CA
Orthopaedic Surgery (M.D.) in Lancaster, California, trained at Northwestern University Feinberg Medical School (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $2,142 for 204 claims, against $853.16 paid for services in 2024. Arthrex, Inc. was the largest of 3 companies reporting payments in 2025, $1,224 in all, mostly travel and lodging.
Overview
| NPI | 1255752648 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 2, 2014 |
| Last updated in NPPES | Dec 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | A127958 | CA |
| Orthopaedic Surgery, Sports Medicine | 207XX0005X | A127958 | CA |
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 - Orthopedic Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 12 |
|---|---|
| Services billed | 31 across 9 procedure codes |
| Paid by Medicare | $853.16 |
Part D prescriptions in 2024
| Prescriptions (claims) | 204 · 223 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $2,142 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Orthopedic Surgery |
| Telehealth | Offers telehealth |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2025$1,224 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Arthrex, Inc. | $782.90 | 2 |
| Cornerstone Medical Associates, Inc. | $226.58 | 2 |
| Stryker Corporation | $214.07 | 2 |
What the 2025 payments were for
- Travel and Lodging$862.70 · 3 payments
- Food and Beverage$360.85 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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