Gary Langnas, D.O.
NPI 1063496818ActiveIndividual· Internal Medicine· Madison Heights, MI
Internal Medicine (D.O.) in Madison Heights, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $1,424,344 for 13,081 claims, against $380,411 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 20 companies reporting payments in 2025, $1,190 in all, mostly food and beverage.
Overview
| NPI | 1063496818 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Dec 5, 2005 |
| Last updated in NPPES | Feb 16, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5101009201 | MI |
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 (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 963 |
|---|---|
| Services billed | 8,598 across 47 procedure codes |
| Paid by Medicare | $380,411 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,081 · 25,663 30-day fills |
|---|---|
| Patients | 1,219 |
| Total drug cost | $1,424,344 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Internal Medicine |
Medical groups
- Michigan Healthcare Professionals PCClarkston, MI · 529 clinicians
- Henry Ford Semi Medical GroupMacomb, MI · 240 clinicians
Hospital affiliations
- Beaumont Hospital - Grosse PointeGrosse Pointe, MI
- Beaumont Hospital Royal OakRoyal Oak, MI
- Beaumont Hospital, TroyTroy, MI
- Henry Ford Health St John HospitalDetroit, MI
- Henry Ford Health Warren HospitalWarren, MI
Other facilities
- Beaumont Home HealthHome health agency · Troy, MI
- Home Care ExpertsHome health agency · Warren, MI
- Seasons Hospice & Palliative Care of MichiganHospice · Madison Heights, MI
- Pomeroy Living Sterling Skilled RehabilitationNursing home · Sterling Heights, MI
Industry payments (Open Payments)
- 2025$1,190 · 53 payments from 20 companies
- 2024$609.54 · 28 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $254.72 | 2 |
| Novo Nordisk Inc | $234.98 | 13 |
| Amgen Inc. | $84.22 | 4 |
| Lilly USA, LLC | $71.27 | 4 |
| Corcept Therapeutics | $69.91 | 3 |
What the 2025 payments were for
- Food and Beverage$1,190 · 53 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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