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Internal Medicine

Dorcas C. Ang, MD

Works at hospitals in Fontana, CA · California

Summary

Dorcas C. Ang, MD (Internal Medicine) is listed by Medicare at 1 hospital in Fontana, CA. NPI 1508914417. 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 Dorcas C. Ang, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
28Years since medical school (graduated 1998)
Loma Linda University School Of MedicineMedical school
FemaleGender (as listed)
Southern California Permanente Medical GroupGroup practice

Quick answers

Which hospitals does Dorcas C. Ang work at?
Medicare's official clinician data lists Dorcas C. Ang at 1 hospital: Kaiser Foundation Hospital Fontana/Ontario. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Dorcas C. Ang see patients?
Medicare's clinician data lists 3 practice locations, including Redlands, CA, Ontario, CA and Fontana, CA. Call before your visit to confirm the address.
What is Dorcas C. Ang's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Dorcas C. Ang accept Medicare assignment?
Yes. Medicare's clinician data says Dorcas C. Ang 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.
Does Dorcas C. Ang offer telehealth?
Medicare's clinician data says Dorcas C. Ang offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Dorcas C. Ang?
(909) 809-3222, as listed in official Medicare / NPI Registry data.
What is Dorcas C. Ang's NPI number?
1508914417. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Dorcas C. Ang works

Medicare's Facility Affiliation Data lists Dorcas C. Ang 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 Dorcas C. Ang is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Dorcas C. Ang as a member of this group (CMS data updated 2026-10-02).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Redlands

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

All internal medicine doctors in Redlands →

Clinician information

CredentialMD
Medical schoolLoma Linda University School Of Medicine
Graduation year1998
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1508914417
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