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

Internal Medicine

Francisco J. Marquez, MD

Works at hospitals in Chandler, AZ · Gilbert, AZ · Arizona

Summary

Francisco J. Marquez, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Chandler, AZ and Gilbert, AZ. NPI 1780118133. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Francisco J. Marquez, 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
May acceptAccepts Medicare assignment
9Years since medical school (graduated 2017)
University Of New Mexico School Of MedicineMedical school
MaleGender (as listed)

Quick answers

Which hospitals does Francisco J. Marquez work at?
Medicare's official clinician data lists Francisco J. Marquez at 2 hospitals: Chandler Regional Medical Center and Mercy Gilbert Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Francisco J. Marquez see patients?
Medicare's clinician data lists 3 practice locations, including Mesa, AZ and Phoenix, AZ. Call before your visit to confirm the address.
What is Francisco J. Marquez's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Francisco J. Marquez accept Medicare assignment?
Medicare's clinician data says Francisco J. Marquez may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Francisco J. Marquez's NPI number?
1780118133. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Francisco J. Marquez works

Medicare's Facility Affiliation Data lists Francisco J. Marquez 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 Francisco J. Marquez is enrolled with Medicare (CMS data updated 2026-10-02).

  • 525 W Brown RdMesa, AZ 85201
  • 851 E Village Circle Dr NPhoenix, AZ 85022
  • PO Box, Suite 33269Phoenix, AZ 85067

Specialties

Find other Internal Medicine doctors in Arizona →

Other internal medicine doctors in Mesa

Clinicians with the same Medicare primary specialty in Mesa, AZ — not a recommendation.

All internal medicine doctors in Mesa →

Clinician information

CredentialMD
Medical schoolUniversity Of New Mexico School Of Medicine
Graduation year2017
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1780118133
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