Glenn Stall, MD
NPI 1841268208ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Raleigh, NC
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with Denis I Becker MD PA, practicing in Raleigh, North Carolina. Their prescriptions cost Medicare Part D more than their services did: $1,167,327 for 3,931 claims, against $133,148 paid for services in 2024. Abbott Laboratories was the largest of 23 companies reporting payments in 2025, $1,641 in all, mostly food and beverage. Lists Rex Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1841268208 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 10, 2006 |
| Last updated in NPPES | Aug 25, 2026 |
| Certified by provider | Aug 25, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 9801510 | NC |
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 (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 681 |
|---|---|
| Services billed | 1,889 across 13 procedure codes |
| Paid by Medicare | $133,148 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,931 · 9,383 30-day fills |
|---|---|
| Patients | 664 |
| Total drug cost | $1,167,327 |
| Generic share | 53% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Denis I Becker MD PARaleigh, NC · 5 clinicians
Hospital affiliations
- Rex HospitalRaleigh, NC
- Wakemed, Raleigh CampusRaleigh, NC
Industry payments (Open Payments)
- 2025$1,641 · 90 payments from 23 companies
- 2024$1,181 · 64 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $344.92 | 16 |
| Dexcom, Inc. | $233.47 | 13 |
| Amgen Inc. | $194.90 | 15 |
| Corcept Therapeutics | $134.80 | 7 |
| Tolmar, Inc. | $118.34 | 5 |
What the 2025 payments were for
- Food and Beverage$1,641 · 90 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 endocrinologists in Raleigh · All endocrinologists in North Carolina