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

Obstetrics/Gynecology

Danielle M. Mason, MD

Works at hospitals in Loma Linda, CA · California

Summary

Danielle M. Mason, MD (Obstetrics/Gynecology) is listed by Medicare at 1 hospital in Loma Linda, CA. NPI 1982882296. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Danielle M. Mason, 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)
Faculty Physicians and Surgeons of LlusmGroup practice (+1 more)

Quick answers

Which hospitals does Danielle M. Mason work at?
Medicare's official clinician data lists Danielle M. Mason at 1 hospital: Loma Linda University Children's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Danielle M. Mason see patients?
Medicare's clinician data lists 5 practice locations, including Loma Linda, CA and San Bernardino, CA. Call before your visit to confirm the address.
What is Danielle M. Mason's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Danielle M. Mason accept Medicare assignment?
Yes. Medicare's clinician data says Danielle M. Mason 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 Danielle M. Mason?
(909) 382-7100, as listed in official Medicare / NPI Registry data.
What is Danielle M. Mason's NPI number?
1982882296. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Danielle M. Mason works

Medicare's Facility Affiliation Data lists Danielle M. Mason at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Danielle M. Mason is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Danielle M. Mason as a member of these groups (CMS data updated 2026-10-02).

  • Faculty Physicians and Surgeons of Llusm1,315 clinicians in the group
  • Sac Health System227 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in California →

Other OB-GYNs in Loma Linda

Clinicians with the same Medicare primary specialty in Loma Linda, CA — not a recommendation.

All OB-GYNs in Loma Linda →

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)1982882296
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians