David M. Marshall, MD
NPI 1508387598ActiveIndividual· Psychiatry & Neurology, Psychiatry· Grand Rapids, MI
Psychiatry & Neurology, Psychiatry (MD) in Grand Rapids, Michigan, trained at University of Nebraska College of Medicine (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $330,632 for 3,758 claims, against $29,517 paid for services in 2024. Neurocrine Biosciences, Inc. was the largest of 2 companies reporting payments in 2024, $188.99 in all, mostly food and beverage.
Overview
| NPI | 1508387598 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 29, 2017 |
| Last updated in NPPES | Nov 26, 2025 |
| Certified by provider | Nov 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 4301503839 | 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 - Psychiatry (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 429 across 10 procedure codes |
| Paid by Medicare | $29,517 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,758 · 7,708 30-day fills |
|---|---|
| Patients | 343 |
| Total drug cost | $330,632 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical groups
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
- Mary Free Bed Rehabilitation HospitalTraverse City, MI · 137 clinicians
Hospital affiliation
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
- 2024$188.99 · 3 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $146.99 | 2 |
| Supernus Pharmaceuticals, Inc. | $42.00 | 1 |
What the 2024 payments were for
- Food and Beverage$176.99 · 2 payments
- Travel and Lodging$12.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 235 psychiatrists in Grand Rapids · All psychiatrists in Michigan