Theresa Pak, DO
NPI 1922536630ActiveIndividual· Orthopaedic Surgery· Sun City, AZ
Orthopaedic Surgery (DO) in Sun City, Arizona, trained at Touro Un Col of Osteopathic Medicine, New York (class of 2017). 310 Medicare patients in 2024, $132,001 paid; all of their 408 Part D prescriptions were generic. Stryker Corporation was the largest of 4 companies reporting payments in 2025, $2,859 in all, mostly travel and lodging.
Overview
| NPI | 1922536630 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | May 24, 2017 |
| Last updated in NPPES | Aug 8, 2025 |
| Certified by provider | Aug 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 10531 | AZ |
| Orthopaedic Surgery | 207X00000X | DO209585 | OR |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 310 |
|---|---|
| Services billed | 3,990 across 56 procedure codes |
| Paid by Medicare | $132,001 |
Part D prescriptions in 2024
| Prescriptions (claims) | 408 · 408 30-day fills |
|---|---|
| Patients | 123 |
| Total drug cost | $1,777 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Touro Un Col of Osteopathic Medicine, New York |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Center for Orthopedic Research and Education LLCSun City, AZ · 250 clinicians
Hospital affiliations
- Banner Estrella Medical CenterPhoenix, AZ
- The Core Institute Specialty HospPhoenix, AZ
Industry payments (Open Payments)
- 2025$2,859 · 20 payments from 4 companies
- 2024$3,553 · 32 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $2,363 | 11 |
| Shoulder Innovations, Inc. | $216.82 | 3 |
| Impactortho, Inc. | $142.59 | 5 |
| Abbott Laboratories | $136.77 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,764 · 3 payments
- Food and Beverage$1,095 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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