Theresa Michele Koester, PA
NPI 1962568402ActiveIndividual· Physician Assistant, Surgical· Washington, DC
Physician Assistant, Surgical (PA) in Washington, District of Columbia, trained at Rutgers New Jersey Medical School (class of 2006). Mostly services rather than prescriptions: Medicare paid $7,781 for 91 patients in 2024, with only 37 Part D claims. Stryker Corporation reported $185.77 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1962568402 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Dec 29, 2006 |
| Last updated in NPPES | Oct 20, 2026 |
| Certified by provider | Oct 20, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | PA030436 | DC |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 91 |
|---|---|
| Services billed | 105 across 31 procedure codes |
| Paid by Medicare | $7,781 |
Part D prescriptions in 2024
| Prescriptions (claims) | 37 · 39 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $306.86 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Rutgers New Jersey Medical School |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Physician Assistant |
Medical group
- Johns Hopkins UniversityBaltimore, MD · 713 clinicians
Hospital affiliation
- Sibley Memorial HospitalWashington, DC
Industry payments (Open Payments)
- 2025$185.77 · 1 payment from 1 company
- 2024$86.85 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $185.77 | 1 |
What the 2025 payments were for
- Food and Beverage$185.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 95 surgical physician assistants in Washington · All surgical physician assistants in District of Columbia