Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Rei Christian S. Calma, MD

Works at hospitals in Anderson, IN · Indiana

Summary

Dr. Rei Christian S. Calma, MD is an OB-GYN at 1130 Medical Arts Blvd, Suite 250, Anderson, IN 46011. Phone: (765) 298-4282. Accepts Medicare assignment. NPI 1962060343. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 1130 Medical Arts Blvd, Suite 250, Anderson, IN 46011 · Directions
  • Phone: (765) 298‑4282
  • Medicare: Accepts Medicare assignment
  • Hospital: Community Hospital of Anderson and Madison County
  • Group practice: Community Physicians of Indiana Inc
  • Medical school: Creighton University School Of Medicine · graduated 2019 (7 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Rei Christian S. Calma, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Rei Christian S. Calma accept Medicare assignment?
Yes. Medicare's clinician data says Rei Christian S. Calma 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 Rei Christian S. Calma's NPI number?
1962060343. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Rei Christian S. Calma works

Medicare's Facility Affiliation Data lists Rei Christian S. Calma at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Rei Christian S. Calma is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rei Christian S. Calma as a member of this group (CMS data updated October 2, 2026).

  • Community Physicians of Indiana Inc1,565 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Indiana →

Other OB-GYNs in Anderson

Clinicians with the same Medicare primary specialty in Anderson, IN — not a recommendation.

All OB-GYNs in Anderson →

Other clinicians in Community Physicians of Indiana Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolCreighton University School Of Medicine
Graduation year2019 (7 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1962060343
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians