Michael K. Greenberg, MD
NPI 1932192150ActiveIndividual· Psychiatry & Neurology, Neurology· Waldorf, MD
Psychiatry & Neurology, Neurology (MD) in Waldorf, Maryland, trained at University of Texas Medical Branch at Galveston (class of 1976). 539 Medicare patients in 2024, $1,369,992 paid; nearly all of their 1,363 Part D prescriptions were generic (92%). Abbvie Inc. was the largest of 7 companies reporting payments in 2025, $705.07 in all, mostly food and beverage.
Overview
| NPI | 1932192150 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 23, 2005 |
| Last updated in NPPES | Oct 2, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | D48136 | MD |
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 - Neurology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 539 |
|---|---|
| Services billed | 51,779 across 36 procedure codes |
| Paid by Medicare | $1,369,992 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,363 · 2,950 30-day fills |
|---|---|
| Patients | 259 |
| Total drug cost | $450,239 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 1976 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- C C Neurology LLCWaldorf, MD · 3 clinicians
Hospital affiliation
- University of MD Charles Regional Medical CenterLa Plata, MD
Industry payments (Open Payments)
- 2025$705.07 · 39 payments from 7 companies
- 2024$331.22 · 15 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $500.74 | 30 |
| Amgen Inc. | $60.18 | 3 |
| Biogen, Inc. | $44.37 | 2 |
| Averitas Pharma Inc. | $29.39 | 1 |
| Vanda Pharmaceuticals Inc. | $28.02 | 1 |
What the 2025 payments were for
- Food and Beverage$705.07 · 39 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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