Eniki A. Mack, MD
NPI 1730307927ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Gainesville, GA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Gainesville, Georgia, trained at Medical College of Georgia School of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $2,237,626 for 4,544 claims, against $186,208 paid for services in 2024. Novo Nordisk Inc was the largest of 23 companies reporting payments in 2025, $1,551 in all, mostly food and beverage.
Overview
| NPI | 1730307927 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 23, 2007 |
| Last updated in NPPES | Sep 14, 2020 |
| Certified by provider | Sep 14, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 064410 | GA |
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 - Endocrinology (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 373 |
|---|---|
| Services billed | 9,121 across 54 procedure codes |
| Paid by Medicare | $186,208 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,544 · 10,454 30-day fills |
|---|---|
| Patients | 545 |
| Total drug cost | $2,237,626 |
| Generic share | 40% of claims |
Education and affiliations
| Medical school | Medical College of Georgia School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Northeast Georgia Diagnostic Associates and Clinic, LLCDuluth, GA · 81 clinicians
Hospital affiliations
- Northeast Georgia Medical Center, IncGainesville, GA
- Northside Hospital GwinnettLawrenceville, GA
Industry payments (Open Payments)
- 2025$1,551 · 58 payments from 23 companies
- 2024$1,024 · 43 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $370.30 | 10 |
| Tandem Diabetes Care, Inc. | $179.61 | 3 |
| Sequel Med Tech, LLC | $103.30 | 2 |
| Lilly USA, LLC | $97.08 | 5 |
| Sanofi-Aventis U.S. LLC | $88.32 | 4 |
What the 2025 payments were for
- Food and Beverage$1,508 · 57 payments
- Education$42.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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