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Internal Medicine

Charles C. Brooker, DO

Sees patients in Glendale, AZ · New York, NY · Phoenix, AZ … · Arizona, New York

Summary

Dr. Charles C. Brooker, DO is an internal medicine doctor at 18275 N 59th Ave, Suite 138, Glendale, AZ 85308. Phone: (623) 234-2447. May accept Medicare assignment. In 2024, Charles C. Brooker had 16 Original Medicare patients and 31 services. NPI 1881823250. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 18275 N 59th Ave, Suite 138, Glendale, AZ 85308 · Directions (3 more locations)
  • Phone: (623) 234‑2447
  • Medicare: May accept Medicare assignment
  • Medical school: At Still University Of Health Sciences, College Of Osteo Med, Kirksville · graduated 2006 (20 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Charles C. Brooker, 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 Charles C. Brooker accept Medicare assignment?
Medicare's clinician data says Charles C. Brooker may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Charles C. Brooker see?
In 2024, CMS data shows 16 Original Medicare patients and 31 services for Charles C. Brooker. This counts Original Medicare only and measures volume, not quality.
What is Charles C. Brooker's NPI number?
1881823250. 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 Charles C. Brooker, 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 patients16
Services billed to Medicare31
Different services or procedures2
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)29 services

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).

  • Arthritis75%
  • Depression75%
  • High blood pressure69%

Practice locations

Addresses where Charles C. Brooker is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Arizona →

Other internal medicine doctors in Glendale

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

All internal medicine doctors in Glendale →

Clinician information

CredentialDO
Medical schoolAt Still University Of Health Sciences, College Of Osteo Med, Kirksville
Graduation year2006 (20 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
TelehealthOffers telehealth services
NPI (National Provider Identifier)1881823250
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