Marco A. Ramos, M.D.
NPI 1184799918ActiveIndividual· Internal Medicine, Nephrology· Bay City, MI
Internal Medicine, Nephrology (M.D.) with Integrated Kidney Services PLC, practicing in Bay City, Michigan. Their prescriptions cost Medicare Part D more than their services did: $1,141,651 for 1,351 claims, against $136,762 paid for services in 2024. Calliditas Therapeutics US Inc. was the largest of 10 companies reporting payments in 2025, $947.90 in all, mostly food and beverage. Lists Covenant Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1184799918 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 20, 2006 |
| Last updated in NPPES | Jul 28, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | MRO77734 | 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 - Internal Medicine (MI); Practitioner - Internal Medicine (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 303 |
|---|---|
| Services billed | 1,689 across 21 procedure codes |
| Paid by Medicare | $136,762 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,351 · 3,111 30-day fills |
|---|---|
| Patients | 237 |
| Total drug cost | $1,141,651 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Integrated Kidney Services PLCBay City, MI · 2 clinicians
Hospital affiliations
- Covenant Medical CenterSaginaw, MI
- McLaren Bay RegionBay City, MI
- Mymichigan Medical Center ClareClare, MI
- Mymichigan Medical Center MidlandMidland, MI
- Mymichigan Medical Center SaginawSaginaw, MI
Other facilities
- Bay Area Reg Dialysis-EssexvilleDialysis facility · Essexville, MI
- Davita Midland DialysisDialysis facility · Midland, MI
Industry payments (Open Payments)
- 2025$947.90 · 55 payments from 10 companies
- 2024$963.39 · 62 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calliditas Therapeutics US Inc. | $208.63 | 12 |
| Amgen Inc. | $194.71 | 14 |
| Astrazeneca Pharmaceuticals LP | $138.90 | 10 |
| Travere Therapeutics, Inc. | $126.46 | 5 |
| Novartis Pharmaceuticals Corporation | $76.60 | 3 |
What the 2025 payments were for
- Food and Beverage$947.90 · 55 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Bay City
- 1154790632
- 1548374788
- 1851647390