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Internal Medicine

Edward O. Tokatlian, MD

Works at hospitals in Chandler, AZ · Arizona

Summary

Dr. Edward O. Tokatlian, MD is an internal medicine doctor at 4530 E Muirwood Dr, Suite 105, Phoenix, AZ 85048. Phone: (480) 961-2303. Accepts Medicare assignment. In 2024, Edward O. Tokatlian had 433 Original Medicare patients and 1,512 services. NPI 1407857147. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 4530 E Muirwood Dr, Suite 105, Phoenix, AZ 85048 · Directions
  • Phone: (480) 961‑2303
  • Medicare: Accepts Medicare assignment
  • Hospital: Chandler Regional Medical Center
  • Group practice: Associated Internists of Ahwatukee PC
  • Medical school: graduated 1984 (42 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Edward O. Tokatlian, 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 Edward O. Tokatlian accept Medicare assignment?
Yes. Medicare's clinician data says Edward O. Tokatlian 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 Edward O. Tokatlian see?
In 2024, CMS data shows 433 Original Medicare patients and 1,512 services for Edward O. Tokatlian. This counts Original Medicare only and measures volume, not quality.
What is Edward O. Tokatlian's NPI number?
1407857147. 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 Edward O. Tokatlian, 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 patients433
Services billed to Medicare1,512
Different services or procedures22
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)575 services
  2. Annual depression screening, 5 to 15 minutes (G0444)255 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)246 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)188 services
  5. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)42 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).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis52%
  • Ischemic heart disease37%
  • Diabetes33%
  • Chronic kidney disease32%

Hospitals where Edward O. Tokatlian works

Medicare's Facility Affiliation Data lists Edward O. Tokatlian 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.

Practice locations

Addresses where Edward O. Tokatlian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Edward O. Tokatlian as a member of this group (CMS data updated October 2, 2026).

  • Associated Internists of Ahwatukee PC9 clinicians in the group

Specialties

Find other Internal Medicine doctors in Arizona →

Other internal medicine doctors in Phoenix

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

All internal medicine doctors in Phoenix →

Other clinicians in Associated Internists of Ahwatukee PC

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

Clinician information

CredentialMD
Graduation year1984 (42 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407857147
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians