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Internal Medicine

Joy L. Montes, MD

Works at hospitals in Valencia, CA · California

Summary

Dr. Joy L. Montes, MD is an internal medicine doctor at 191 S Buena Vista St, Suite 200 and 240, Burbank, CA 91505. Phone: (818) 887-2671. Accepts Medicare assignment. NPI 1588808356. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 191 S Buena Vista St, Suite 200 and 240, Burbank, CA 91505 · Directions
  • Phone: (818) 887‑2671
  • Medicare: Accepts Medicare assignment
  • Hospital: Henry Mayo Newhall Hospital
  • Group practice: Lakeside Medical Organization a Medical Group Inc
  • Medical school: graduated 2001 (25 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Joy L. Montes, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Joy L. Montes accept Medicare assignment?
Yes. Medicare's clinician data says Joy L. Montes 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 Joy L. Montes's NPI number?
1588808356. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Joy L. Montes works

Medicare's Facility Affiliation Data lists Joy L. Montes 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.

  • Henry Mayo Newhall HospitalValencia, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 050624

Practice locations

Addresses where Joy L. Montes is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Joy L. Montes as a member of this group (CMS data updated October 2, 2026).

  • Lakeside Medical Organization a Medical Group Inc64 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Burbank

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

All internal medicine doctors in Burbank →

Other clinicians in Lakeside Medical Organization a Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2001 (25 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1588808356
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians