Quick answers
- Which hospitals does Hartmut A. Doerwaldt work at?
- Medicare's official clinician data lists Hartmut A. Doerwaldt at 1 hospital: William W Backus Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Hartmut A. Doerwaldt see patients?
- Medicare's clinician data lists 1 practice location in Avon, CT. Call before your visit to confirm the address.
- What is Hartmut A. Doerwaldt's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Hartmut A. Doerwaldt accept Medicare assignment?
- Yes. Medicare's clinician data says Hartmut A. Doerwaldt 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 Hartmut A. Doerwaldt?
- (860) 777-6977, as listed in official Medicare / NPI Registry data.
- What is Hartmut A. Doerwaldt's NPI number?
- 1265496046. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hartmut A. Doerwaldt works
Medicare's Facility Affiliation Data lists Hartmut A. Doerwaldt at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- William W Backus HospitalNorwich, CT · Acute Care Hospital · CCN 070024
Practice locations
Addresses where Hartmut A. Doerwaldt is enrolled with Medicare (CMS data updated 2026-10-02).
- 385 W Main StAvon, CT 06001 (860) 777‑6977
Group practices
Medicare enrollment lists Hartmut A. Doerwaldt as a member of this group (CMS data updated 2026-10-02).
- Hartford Healthcare Urgent Care Centers LLC198 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Avon
Clinicians with the same Medicare primary specialty in Avon, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265496046 |
| 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