Camelia E. Marian, MD
NPI 1851451132ActiveIndividual· Internal Medicine· Algonquin, IL
Internal Medicine (MD) with Mercy Health System Corporation, practicing in Algonquin, Illinois. Their prescriptions cost Medicare Part D more than their services did: $613,743 for 6,356 claims, against $118,773 paid for services in 2024. Lists Advocate Good Shepherd Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1851451132 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 9, 2006 |
| Last updated in NPPES | Jan 11, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036105767 | IL |
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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 241 |
|---|---|
| Services billed | 2,696 across 36 procedure codes |
| Paid by Medicare | $118,773 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,356 · 16,103 30-day fills |
|---|---|
| Patients | 422 |
| Total drug cost | $613,743 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Mercy Health System CorporationJanesville, WI · 753 clinicians
Hospital affiliations
- Advocate Good Shepherd HospitalBarrington, IL
- Advocate Sherman HospitalElgin, IL
- Mercy Health System CorpJanesville, WI
- Mercyhealth Hospital & Physician Clinic-Crystal laCrystal Lake, IL
- Northwestern Medicine McHenryMcHenry, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
- Reliance Home Health Care, IncHome health agency · Rolling Mdws, IL
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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