Joan Marie Chapman, D.O.
NPI 1225329733ActiveIndividual· Internal Medicine· Palmdale, CA
Internal Medicine (D.O.) with Acute Care Associates of California PC and 1 other group, practicing in Palmdale, California. Medicare paid $20,430 for services to 134 patients in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) reported $20.01 in payments in 2025, mostly food and beverage. Lists Palmdale Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1225329733 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 2, 2011 |
| Last updated in NPPES | Sep 12, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A 12511 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 154 across 9 procedure codes |
| Paid by Medicare | $20,430 |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Acute Care Associates of California PCMurrieta, CA · 55 clinicians
- Bartz-Altadonna Community Health CenterLancaster, CA · 20 clinicians
Hospital affiliation
- Palmdale Regional Medical CenterPalmdale, CA
Industry payments (Open Payments)
- 2025$20.01 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $20.01 | 1 |
What the 2025 payments were for
- Food and Beverage$20.01 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in Palmdale · All internal medicine physicians in California