Quick answers
- Where does Norbert C. Duttlinger see patients?
- Medicare's clinician data lists 2 practice locations, including Rockford, IL and Dixon, IL. Call before your visit to confirm the address.
- What is Norbert C. Duttlinger's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Norbert C. Duttlinger accept Medicare assignment?
- Yes. Medicare's clinician data says Norbert C. Duttlinger 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 Norbert C. Duttlinger?
- (815) 968-4400, as listed in official Medicare / NPI Registry data.
- What is Norbert C. Duttlinger's NPI number?
- 1407891385. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Norbert C. Duttlinger is enrolled with Medicare (CMS data updated 2026-10-02).
- 1401 E State St, Swedishamerican HospitalRockford, IL 61104 (815) 968‑4400
- 403 E 1st StDixon, IL 61021 (815) 288‑5521
Group practices
Medicare enrollment lists Norbert C. Duttlinger as a member of this group (CMS data updated 2026-10-02).
- Rockford Anesthesiologists Associated LLC64 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Rockford
Clinicians with the same Medicare primary specialty in Rockford, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Washington School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1407891385 |
| 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
- 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