Paul Sk Tamanaha, MD
NPI 1649275645ActiveIndividual· Obstetrics & Gynecology· Gilbert, AZ
Obstetrics & Gynecology (MD) in Gilbert, Arizona, trained at University of Hawaii John A. Burns School of Medicine (class of 1991). Mostly services rather than prescriptions: Medicare paid $1,372 for 22 patients in 2024, with only 48 Part D claims. Astellas Pharma US Inc was the largest of 4 companies reporting payments in 2025, $102.75 in all, mostly food and beverage.
Overview
| NPI | 1649275645 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 16, 2005 |
| Last updated in NPPES | Sep 5, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 22014 | AZ |
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 - Obstetrics/Gynecology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 27 across 9 procedure codes |
| Paid by Medicare | $1,372 |
Part D prescriptions in 2024
| Prescriptions (claims) | 48 · 100 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $1,587 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Hawaii John A. Burns School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Southwest Contemporary Women's Care PCPhoenix, AZ · 22 clinicians
Industry payments (Open Payments)
- 2025$102.75 · 5 payments from 4 companies
- 2024$277.91 · 11 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $41.57 | 2 |
| Biogen, Inc. | $26.01 | 1 |
| Merck Sharp & Dohme LLC | $18.69 | 1 |
| Exact Sciences Corporation | $16.48 | 1 |
What the 2025 payments were for
- Food and Beverage$102.75 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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