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

Internal Medicine

Allison C. Adler, MD

Works at hospitals in Valencia, CA · Mission Hills, CA · California

Summary

Allison C. Adler, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Valencia, CA and Mission Hills, CA. NPI 1598080376. 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 Allison C. Adler, 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
18Years since medical school (graduated 2008)
University Of Vermont College Of MedicineMedical school
FemaleGender (as listed)
Providence Facey Medical FoundationGroup practice

Quick answers

Which hospitals does Allison C. Adler work at?
Medicare's official clinician data lists Allison C. Adler at 2 hospitals: Henry Mayo Newhall Hospital and Providence Holy Cross Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Allison C. Adler see patients?
Medicare's clinician data lists 7 practice locations, including Mission Hills, CA, Canyon Country, CA and Porter Ranch, CA. Call before your visit to confirm the address.
What is Allison C. Adler's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Allison C. Adler accept Medicare assignment?
Yes. Medicare's clinician data says Allison C. Adler 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 Allison C. Adler offer telehealth?
Medicare's clinician data says Allison C. Adler offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Allison C. Adler?
(818) 365-9531, as listed in official Medicare / NPI Registry data.
What is Allison C. Adler's NPI number?
1598080376. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Allison C. Adler works

Medicare's Facility Affiliation Data lists Allison C. Adler 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 Allison C. Adler is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.

Group practices

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

  • Providence Facey Medical Foundation385 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Mission Hills

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

All internal medicine doctors in Mission Hills →

Clinician information

CredentialMD
Medical schoolUniversity Of Vermont College Of Medicine
Graduation year2008
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1598080376
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