Mark Ellison Green, M.D.
NPI 1154395044ActiveIndividual· Internal Medicine· Maryville, TN
Internal Medicine (M.D.) in Maryville, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $1,097,375 for 11,329 claims, against $127,593 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 6 companies reporting payments in 2025, $110.37 in all, mostly food and beverage.
Overview
| NPI | 1154395044 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 15, 2006 |
| Last updated in NPPES | Oct 27, 2025 |
| Certified by provider | Oct 27, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD0000017438 | TN |
| Hospitalist | 208M00000X | MD0000017438 | TN |
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 - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 502 |
|---|---|
| Services billed | 1,412 across 24 procedure codes |
| Paid by Medicare | $127,593 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,329 · 24,561 30-day fills |
|---|---|
| Patients | 812 |
| Total drug cost | $1,097,375 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Internal Medicine |
Medical group
- Blount Memorial Physician Group IncAlcoa, TN · 252 clinicians
Hospital affiliation
- Blount Memorial HospitalMaryville, TN
Other facilities
- Amedisys Home Health CareHome health agency · Knoxville, TN
- Prisma Home Health ServicesHome health agency · Maryville, TN
- University of Tn Medical Center Home Care ServicesHome health agency · Knoxville, TN
Industry payments (Open Payments)
- 2025$110.37 · 6 payments from 6 companies
- 2024$396.42 · 17 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $23.37 | 1 |
| Abbvie Inc. | $19.92 | 1 |
| Astrazeneca Pharmaceuticals LP | $19.59 | 1 |
| Novo Nordisk Inc | $16.61 | 1 |
| Xeris Pharmaceuticals, Inc. | $16.09 | 1 |
What the 2025 payments were for
- Food and Beverage$110.37 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 internal medicine physicians in Maryville · All internal medicine physicians in Tennessee