Quick answers
- Does Christos G. Hatjis accept Medicare assignment?
- Yes. Medicare's clinician data says Christos G. Hatjis 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 Christos G. Hatjis's NPI number?
- 1821021825. 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 Christos G. Hatjis is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 100 Navarre PlSouth Bend, IN 46601
- 615 N Michigan StSouth Bend, IN 46601
- 615 N Michigan St, Fl 5South Bend, IN 46601 (574) 647‑7275
- 615 N Michigan St FlSouth Bend, IN 46601
- 640 S State StDover, DE 19901 (302) 744‑4700
Group practices
Medicare enrollment lists Christos G. Hatjis as a member of these groups (CMS data updated October 2, 2026).
- Beacon Medical Group Inc589 clinicians in the group
- Bayhealth Medical Center, Inc413 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in South Bend
Clinicians with the same Medicare primary specialty in South Bend, IN — not a recommendation.
Other clinicians in Beacon Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1975 (51 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821021825 |
| 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