Tristan A. Imhof, MD
NPI 1699123968ActiveIndividual· Family Medicine· Saint Johns, FL
Family Medicine (MD) with Mary Washington Healthcare Physicians, practicing in Saint Johns, Florida. Their prescriptions cost Medicare Part D more than their services did: $169,338 for 1,198 claims, against $20,799 paid for services in 2024. Amgen Inc. was the largest of 15 companies reporting payments in 2025, $750.54 in all, mostly food and beverage. Lists Mary Washington Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1699123968 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 27, 2016 |
| Last updated in NPPES | Jun 30, 2025 |
| Certified by provider | Jun 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | ME141969 | FL |
| Family Medicine | 207Q00000X | MT211126 | PA |
| Family Medicine | 207Q00000X | 0101285929 | VA |
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 - Family Practice (FL); Practitioner - Family Practice (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 59 |
|---|---|
| Services billed | 274 across 27 procedure codes |
| Paid by Medicare | $20,799 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,198 · 2,704 30-day fills |
|---|---|
| Patients | 103 |
| Total drug cost | $169,338 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Mary Washington Healthcare PhysiciansStafford, VA · 282 clinicians
Hospital affiliations
- Mary Washington HospitalFredericksburg, VA
- Stafford Hospital, LLCStafford, VA
Other facilities
- At Home CareHome health agency · Mechanicsvlle, VA
Industry payments (Open Payments)
- 2025$750.54 · 33 payments from 15 companies
- 2024$752.97 · 33 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $254.58 | 11 |
| Abbvie Inc. | $171.30 | 6 |
| Astellas Pharma US Inc | $51.63 | 2 |
| Lilly USA, LLC | $40.50 | 2 |
| Merck Sharp & Dohme LLC | $37.52 | 2 |
What the 2025 payments were for
- Food and Beverage$750.54 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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