Tonia M. Young-Fadok, M.D.
NPI 1689652695ActiveIndividual· Colon & Rectal Surgery· Phoenix, AZ
Colon & Rectal Surgery (M.D.) with Mayo Clinic Arizona, practicing in Phoenix, Arizona. Mostly services rather than prescriptions: Medicare paid $76,677 for 178 patients in 2024, with only 24 Part D claims. Vertex Pharmaceuticals Incorporated reported $13.79 in payments in 2025, mostly food and beverage. Lists Mayo Clinic Hospital as a hospital affiliation.
Overview
| NPI | 1689652695 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 9, 2006 |
| Last updated in NPPES | Jun 19, 2025 |
| Certified by provider | Jun 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | 31686 | AZ |
| Surgery | 208600000X | 31686 | 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 - Colorectal Surgery (Proctology) (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 608 across 52 procedure codes |
| Paid by Medicare | $76,677 |
Part D prescriptions in 2024
| Prescriptions (claims) | 24 · 26 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $461.13 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- Mayo Clinic ArizonaScottsdale, AZ · 1,626 clinicians
Hospital affiliation
- Mayo Clinic HospitalPhoenix, AZ
Industry payments (Open Payments)
- 2025$13.79 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $13.79 | 1 |
What the 2025 payments were for
- Food and Beverage$13.79 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other colorectal surgeons in Phoenix
- 1144373176
- 1154317824
- 1174820542
- 1194102772
- 1255777694
- 1306281308
- 1316314909
- 1336377928
- 1528067949
- 1558358275
- 1770570293
- 1952393761
All 26 colorectal surgeons in Phoenix · All colorectal surgeons in Arizona