Quick answers
- Which hospitals does Nicholas S. Ludwig work at?
- Medicare's official clinician data lists Nicholas S. Ludwig at 5 hospitals: Finley Hospital, Ottumwa Regional Health Center, Trinity - Bettendorf, Trinity Muscatine and Trinity Rock Island. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nicholas S. Ludwig see patients?
- Medicare's clinician data lists 11 practice locations, including Ottumwa, IA, Chariton, IA and Dubuque, IA. Call before your visit to confirm the address.
- What is Nicholas S. Ludwig's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Nicholas S. Ludwig accept Medicare assignment?
- Yes. Medicare's clinician data says Nicholas S. Ludwig 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 Nicholas S. Ludwig?
- (309) 762-1072, as listed in official Medicare / NPI Registry data.
- What is Nicholas S. Ludwig's NPI number?
- 1629273669. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nicholas S. Ludwig works
Medicare's Facility Affiliation Data lists Nicholas S. Ludwig at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Finley HospitalDubuque, IA · Acute Care Hospital · CCN 160117
- Ottumwa Regional Health CenterOttumwa, IA · Acute Care Hospital · CCN 160089
- Trinity - BettendorfBettendorf, IA · Acute Care Hospital · CCN 160104
- Trinity MuscatineMuscatine, IA · Acute Care Hospital · CCN 160013
- Trinity Rock IslandRock Island, IL · Acute Care Hospital · CCN 140280
Practice locations
Addresses where Nicholas S. Ludwig is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 11; the Medicare profile lists all.
- 1001 Penn AveOttumwa, IA 52501 (309) 762‑1072
- 1200 N 7th StChariton, IA 50049 (309) 762‑1072
- 1500 Delhi St, Suite 4100Dubuque, IA 52001 (309) 762‑1072
- 1518 Mulberry AveMuscatine, IA 52761 (309) 762‑1072
- 2841 262nd StDe Witt, IA 52742 (219) 767‑6320
Group practices
Medicare enrollment lists Nicholas S. Ludwig as a member of these groups (CMS data updated 2026-10-02).
- Imaging Associates of Indiana PC301 clinicians in the group
- Advanced Radiology SC58 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Ottumwa
Clinicians with the same Medicare primary specialty in Ottumwa, IA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Missouri, Columbia School Of Medicine |
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629273669 |
| 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