Quick answers
- Does Nathanael A. Heifner accept Medicare assignment?
- Yes. Medicare's clinician data says Nathanael A. Heifner accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Nathanael A. Heifner's NPI number?
- 1558255646. 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 Nathanael A. Heifner is enrolled with Medicare (CMS data updated October 2, 2026).
- 120 SE 4th StEvansville, IN 47708 (812) 471‑4611
- 445 N Cross Pointe BlvdEvansville, IN 47715 (812) 476‑7200
Group practices
Medicare enrollment lists Nathanael A. Heifner as a member of this group (CMS data updated October 2, 2026).
- Deaconess Hospital, Inc.415 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Evansville
Clinicians with the same Medicare primary specialty in Evansville, IN — not a recommendation.
Other clinicians in Deaconess Hospital, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2022 |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1558255646 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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