Mary Kathryn Schaefer, M.D.
NPI 1770511503ActiveIndividual· Anesthesiology· Kailua, HI
Anesthesiology (M.D.) in Kailua, Hawaii, trained at University of Hawaii John A. Burns School of Medicine (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $358,304 for 1,089 claims, against $10,444 paid for services in 2024. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $795.09 in all, mostly food and beverage.
Overview
| NPI | 1770511503 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 29, 2006 |
| Last updated in NPPES | May 2, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | MD-12075 | HI |
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 - Pain Management (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 418 across 7 procedure codes |
| Paid by Medicare | $10,444 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,089 · 1,630 30-day fills |
|---|---|
| Patients | 50 |
| Total drug cost | $358,304 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | University of Hawaii John A. Burns School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Pain Management |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$795.09 · 44 payments from 5 companies
- 2024$908.95 · 42 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $319.79 | 13 |
| Pfizer Inc. | $316.67 | 24 |
| Teva Pharmaceuticals USA, Inc. | $77.75 | 3 |
| Vertex Pharmaceuticals Incorporated | $46.86 | 2 |
| Amgen Inc. | $34.02 | 2 |
What the 2025 payments were for
- Food and Beverage$795.09 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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