Quick answers
- Does Jennifer Retsinas accept Medicare assignment?
- Yes. Medicare's clinician data says Jennifer Retsinas 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 Jennifer Retsinas's NPI number?
- 1639282171. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jennifer Retsinas works
Medicare's Facility Affiliation Data lists Jennifer Retsinas 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.
- Commonwealth Health CenterGarapan, MP · Acute Care Hospital · Emergency services: listed by Medicare · CCN 660001
Practice locations
Addresses where Jennifer Retsinas is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Lower Navy Hill RdSaipan, MP 96950 (670) 234‑8950
- PO BoxSaipan, MP 96950
Group practices
Medicare enrollment lists Jennifer Retsinas as a member of this group (CMS data updated October 2, 2026).
- Commonwealth Healthcare Corporation79 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Find other Obstetrics/Gynecology doctors in Northern Mariana Islands →
Other OB-GYNs in Saipan
Clinicians with the same Medicare primary specialty in Saipan, MP — not a recommendation.
Other clinicians in Commonwealth Healthcare Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Warren Alpert Medical School Of Brown University |
| Graduation year | 1996 (30 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639282171 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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