Photios Michael Frank Vassilyadi, MD
NPI 1821519257ActiveIndividual· Internal Medicine· Mt Juliet, TN
Internal Medicine (MD) with Crossroads Medical Group, PLLC and 1 other group, practicing in Mt Juliet, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $2,079,627 for 19,923 claims, against $124,038 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 11 companies reporting payments in 2025, $429.14 in all, mostly food and beverage. Lists Cookeville Regional Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1821519257 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 6, 2017 |
| Last updated in NPPES | Aug 31, 2026 |
| Certified by provider | Aug 31, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 60958 | TN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 553 |
|---|---|
| Services billed | 2,123 across 54 procedure codes |
| Paid by Medicare | $124,038 |
Part D prescriptions in 2024
| Prescriptions (claims) | 19,923 · 38,281 30-day fills |
|---|---|
| Patients | 1,002 |
| Total drug cost | $2,079,627 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Crossroads Medical Group, PLLCWhite House, TN · 55 clinicians
- Amg-Crockett, LLCPulaski, TN · 39 clinicians
Hospital affiliations
- Cookeville Regional Medical CenterCookeville, TN
- Maury Regional HospitalColumbia, TN
- Southern Tennessee Regional Health System LawrenceLawrenceburg, TN
- Vanderbilt University Medical CenterNashville, TN
Other facilities
- Beacon Home HealthHome health agency · Smyrna, TN
- Deaconess HomecareHome health agency · Fayetteville, TN
- Nhc Homecare of ColumbiaHome health agency · Columbia, TN
- Quality First Home CareHome health agency · Columbia, TN
- Crockett Hospital Rehab UnitInpatient rehabilitation facility · Lawrenceburg, TN
- Countryside Post-Acute and Rehabilitation CenterNursing home · Lawrenceburg, TN
Industry payments (Open Payments)
- 2025$429.14 · 19 payments from 11 companies
- 2024$634.91 · 24 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $161.55 | 4 |
| Abbvie Inc. | $79.70 | 4 |
| Esperion Therapeutics, Inc. | $34.86 | 2 |
| Novo Nordisk Inc | $32.95 | 2 |
| Abbott Laboratories | $22.05 | 1 |
What the 2025 payments were for
- Food and Beverage$429.14 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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