Mark Raphael, DO
NPI 1922428382ActiveIndividual· Internal Medicine, Gastroenterology· Saginaw, MI
Internal Medicine, Gastroenterology (DO) in Saginaw, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $564,247 for 1,381 claims, against $75,342 paid for services in 2024. Exact Sciences Corporation was the largest of 15 companies reporting payments in 2025, $15,140 in all, mostly speaking and faculty fees.
Overview
| NPI | 1922428382 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Apr 23, 2014 |
| Last updated in NPPES | Mar 26, 2021 |
| Certified by provider | Mar 26, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 5101020932 | MI |
| Internal Medicine | 207R00000X | 5101020932 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 364 |
|---|---|
| Services billed | 777 across 37 procedure codes |
| Paid by Medicare | $75,342 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,381 · 2,283 30-day fills |
|---|---|
| Patients | 636 |
| Total drug cost | $564,247 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Covenant Medical Center, Inc.Saginaw, MI · 480 clinicians
Hospital affiliations
- Covenant Medical CenterSaginaw, MI
- Hills & Dales General HospitalCass City, MI
- Scheurer HospitalPigeon, MI
Industry payments (Open Payments)
- 2025$15,140 · 60 payments from 15 companies
- 2024$588.55 · 32 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $14,408 | 22 |
| Abbvie Inc. | $219.67 | 12 |
| Gilead Sciences, Inc. | $112.75 | 5 |
| Takeda Pharmaceuticals U.S.A., Inc. | $76.72 | 4 |
| Madrigal Pharmaceuticals | $68.63 | 3 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$12,226 · 9 payments
- Travel and Lodging$1,866 · 9 payments
- Food and Beverage$1,021 · 40 payments
- Education$27.52 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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