Maria Cristina Hassan, D.O.
NPI 1104230960ActiveIndividual· Hospitalist· Grand Rapids, MI
Hospitalist (D.O.) in Grand Rapids, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 2014). 144 Medicare patients in 2024, $30,488 paid; nearly all of their 237 Part D prescriptions were generic (90%).
Overview
| NPI | 1104230960 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 19, 2014 |
| Last updated in NPPES | Aug 21, 2024 |
| Certified by provider | Aug 21, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 5101021094 | MI |
| Internal Medicine | 207R00000X | 5101021094 | 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 - Hospitalist (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 144 |
|---|---|
| Services billed | 453 across 8 procedure codes |
| Paid by Medicare | $30,488 |
Part D prescriptions in 2024
| Prescriptions (claims) | 237 · 275 30-day fills |
|---|---|
| Patients | 116 |
| Total drug cost | $14,760 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Advantage Health/Saint Mary's Medical GroupCaledonia, MI · 505 clinicians
Hospital affiliation
- Mercy Health Saint Mary'sGrand Rapids, MI
Other facilities
- Faith Hospice at Trillium WoodsHospice · Byron Center, MI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 hospitalists in Grand Rapids · All hospitalists in Michigan