Marcella Lynn McGuinn, MD
NPI 1528083987ActiveIndividual· Internal Medicine, Infectious Disease· Oak Park, IL
Internal Medicine, Infectious Disease (MD) in Oak Park, Illinois, trained at Rush Medical College of Rush University (class of 1997). In 2024 Medicare paid $892,861 for 372 patients, and Part D covered 292 of their prescriptions, 78% of them generic.
Overview
| NPI | 1528083987 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 13, 2006 |
| Last updated in NPPES | Apr 18, 2022 |
| Certified by provider | Apr 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 036100912 | 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 - Infectious Disease (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 372 |
|---|---|
| Services billed | 35,630 across 54 procedure codes |
| Paid by Medicare | $892,861 |
Part D prescriptions in 2024
| Prescriptions (claims) | 292 · 341 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $185,954 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Metro Infectious Disease Consultants LLCBrookfield, WI · 389 clinicians
Hospital affiliations
- Anderson HospitalMaryville, IL
- Loyola Gottlieb Memorial HospitalMelrose Park, IL
- Macneal HospitalBerwyn, IL
- Rush Oak Park HospitalOak Park, IL
- West Suburban Medical CenterOak Park, 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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