Michael Richard Grunwald, MD
NPI 1356495949ActiveIndividual· Internal Medicine, Hematology· Charlotte, NC
Internal Medicine, Hematology (MD) in Charlotte, North Carolina, trained at Johns Hopkins University School of Medicine (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $3,668,279 for 751 claims, against $18,183 paid for services in 2024. Incyte Corporation was the largest of 10 companies reporting payments in 2025, $63,867 in all, mostly consulting fees.
Overview
| NPI | 1356495949 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 22, 2007 |
| Last updated in NPPES | Jul 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | 2013-01378 | NC |
| Internal Medicine | 207R00000X | 2013-01378 | NC |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 2013-01378 | NC |
| Internal Medicine, Medical Oncology | 207RX0202X | 2013-01378 | NC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 70 |
|---|---|
| Services billed | 244 across 12 procedure codes |
| Paid by Medicare | $18,183 |
Part D prescriptions in 2024
| Prescriptions (claims) | 751 · 1,136 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $3,668,279 |
| Generic share | 56% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- The Charlotte-Mecklenburg Hospital AuthorityConcord, NC · 601 clinicians
Hospital affiliations
- Carolinas Medical Center/Behav HealthCharlotte, NC
- North Carolina Baptist HospitalWinston-Salem, NC
Industry payments (Open Payments)
- 2025$63,867 · 74 payments from 10 companies
- 2024$45,229 · 55 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Incyte Corporation | $27,529 | 42 |
| Sobi, Inc | $12,093 | 6 |
| Geron Corporation | $7,612 | 12 |
| Shorla Oncology Inc. | $4,950 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $4,208 | 3 |
What the 2025 payments were for
- Consulting Fee$54,745 · 13 payments
- Travel and Lodging$3,889 · 27 payments
- Honoraria$3,420 · 1 payment
- Food and Beverage$1,813 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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