Quick answers
- Which hospitals does Mark N. Friedman work at?
- Medicare's official clinician data lists Mark N. Friedman at 5 hospitals: CGH Medical Center, Prisma Health Baptist, Prisma Health Baptist Parkridge, Prisma Health Richland Hospital and Sarasota Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark N. Friedman see patients?
- Medicare's clinician data lists 4 practice locations, including Sterling, IL, Sarasota, FL and Columbia, SC. Call before your visit to confirm the address.
- What is Mark N. Friedman's specialty?
- Medicare lists Neurology as the primary specialty, and also Internal Medicine.
- Does Mark N. Friedman accept Medicare assignment?
- Yes. Medicare's clinician data says Mark N. Friedman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mark N. Friedman?
- (815) 625-4790, as listed in official Medicare / NPI Registry data.
- What is Mark N. Friedman's NPI number?
- 1932181849. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark N. Friedman works
Medicare's Facility Affiliation Data lists Mark N. Friedman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- CGH Medical CenterSterling, IL · Acute Care Hospital · CCN 140043
- Prisma Health BaptistColumbia, SC · Acute Care Hospital · CCN 420086
- Prisma Health Baptist ParkridgeColumbia, SC · Acute Care Hospital · CCN 420106
- Prisma Health Richland HospitalColumbia, SC · Acute Care Hospital · CCN 420018
- Sarasota Memorial HospitalSarasota, FL · Acute Care Hospital · CCN 100087
Practice locations
Addresses where Mark N. Friedman is enrolled with Medicare (CMS data updated 2026-10-02).
- 101 E Miller RdSterling, IL 61081 (815) 625‑4790
- 1515 S Osprey, Suite 1 ASarasota, FL 34239 (941) 917‑7197
- 1921 Waldemere St, Suite 701Sarasota, FL 34239 (941) 917‑8900
- 8 Richland Medical Park Dr, Suite 420Columbia, SC 29203 (803) 545‑6050
Group practices
Medicare enrollment lists Mark N. Friedman as a member of these groups (CMS data updated 2026-10-02).
- Prisma Health Medical Group-Midlands1,068 clinicians in the group
- SMH Physician Services Inc784 clinicians in the group
- CGH Medical Center197 clinicians in the group
Specialties
- Neurologyprimary
- Internal Medicinealso
Other neurologists in Sterling
Clinicians with the same Medicare primary specialty in Sterling, IL — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932181849 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians