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

Obstetrics/Gynecology

Philis Ransom, MD

Sees patients in San Bernardino, CA · California

Summary

Philis Ransom, MD (Obstetrics/Gynecology) is enrolled with Medicare at 2 practice locations in San Bernardino, CA. NPI 1396914545. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Philis Ransom, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
21Years since medical school (graduated 2005)
Loma Linda University School Of MedicineMedical school
FemaleGender (as listed)
San Marcos Medical Group IncGroup practice

Quick answers

Where does Philis Ransom see patients?
Medicare's clinician data lists 2 practice locations, including San Bernardino, CA. Call before your visit to confirm the address.
What is Philis Ransom's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Philis Ransom accept Medicare assignment?
Yes. Medicare's clinician data says Philis Ransom 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 Philis Ransom?
(909) 881-7320, as listed in official Medicare / NPI Registry data.
What is Philis Ransom's NPI number?
1396914545. 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 Philis Ransom is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Philis Ransom as a member of this group (CMS data updated 2026-10-02).

  • San Marcos Medical Group Inc8 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in California →

Other OB-GYNs in San Bernardino

Clinicians with the same Medicare primary specialty in San Bernardino, CA — not a recommendation.

All OB-GYNs in San Bernardino →

Clinician information

CredentialMD
Medical schoolLoma Linda University School Of Medicine
Graduation year2005
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1396914545
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians