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Internal Medicine

Dominic T. Dizon, MD

Works at hospitals in Clovis, CA · Fresno, CA · California

Summary

Dr. Dominic T. Dizon, MD is an internal medicine doctor at 2066 E Copper Ave, Fresno, CA 93730. Phone: (559) 299-2997. Accepts Medicare assignment. In 2024, Dominic T. Dizon had 576 Original Medicare patients and 3,107 services. NPI 1659384295. 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: 2066 E Copper Ave, Fresno, CA 93730 · Directions (2 more locations)
  • Phone: (559) 299‑2997
  • Medicare: Accepts Medicare assignment
  • Hospitals: Clovis Community Medical Center, Community Regional Medical Center
  • Group practice: Dominic Dizon Medical Corporation
  • Medical school: University Of California, Davis School Of Medicine · graduated 1995 (31 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 Dominic T. Dizon, 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 Dominic T. Dizon accept Medicare assignment?
Yes. Medicare's clinician data says Dominic T. Dizon 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 Dominic T. Dizon see?
In 2024, CMS data shows 576 Original Medicare patients and 3,107 services for Dominic T. Dizon. This counts Original Medicare only and measures volume, not quality.
What is Dominic T. Dizon's NPI number?
1659384295. 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 Dominic T. Dizon, 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 patients576
Services billed to Medicare3,107
Different services or procedures85
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)729 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)575 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)514 services
  4. Administration of influenza virus vaccine (G0008)106 services
  5. Influenza vaccine split virus, preservative free (90662)101 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%
  • Arthritis43%
  • Diabetes34%
  • Ischemic heart disease33%
  • Chronic kidney disease23%

Hospitals where Dominic T. Dizon works

Medicare's Facility Affiliation Data lists Dominic T. Dizon 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 Dominic T. Dizon is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Dominic T. Dizon as a member of this group (CMS data updated October 2, 2026).

  • Dominic Dizon Medical Corporation8 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Fresno

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

All internal medicine doctors in Fresno →

Other clinicians in Dominic Dizon Medical Corporation

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, Davis School Of Medicine
Graduation year1995 (31 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1659384295
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