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Obstetrics/Gynecology

Phillip G. Garza, MD

Sees patients in Gilbert, AZ · Arizona

Summary

Dr. Phillip G. Garza, MD is an OB-GYN at 3367 S Mercy Rd, Suite 207, Gilbert, AZ 85297. Phone: (480) 855-5900. Accepts Medicare assignment. In 2024, Phillip G. Garza had 19 Original Medicare patients and 31 services. NPI 1932335890. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 3367 S Mercy Rd, Suite 207, Gilbert, AZ 85297 · Directions
  • Phone: (480) 855‑5900
  • Medicare: Accepts Medicare assignment
  • Group practice: Boojum Obstetrics and Gynecology
  • Medical school: graduated 2012 (14 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Phillip G. Garza, 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 Phillip G. Garza accept Medicare assignment?
Yes. Medicare's clinician data says Phillip G. Garza 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.
How many Medicare patients does Phillip G. Garza see?
In 2024, CMS data shows 19 Original Medicare patients and 31 services for Phillip G. Garza. This counts Original Medicare only and measures volume, not quality.
What is Phillip G. Garza's NPI number?
1932335890. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Phillip G. Garza, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients19
Services billed to Medicare31
Different services or procedures11
Participating Medicare providerYes
Average age of these patients72

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%

Practice locations

Addresses where Phillip G. Garza is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Phillip G. Garza as a member of this group (CMS data updated October 2, 2026).

  • Boojum Obstetrics and Gynecology2 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Arizona →

Other OB-GYNs in Gilbert

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

All OB-GYNs in Gilbert →

Other clinicians in Boojum Obstetrics and Gynecology

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

Clinician information

CredentialMD
Graduation year2012 (14 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1932335890
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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