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Anesthesiology

Matthew T. Zarth, MD

Works at hospitals in Lexington, KY · Kentucky

Summary

Dr. Matthew T. Zarth, MD is an anesthesiologist at 100 Medical Ctr Dr, Hazard, KY 41701. Phone: (606) 439-6600. Accepts Medicare assignment. In 2024, Matthew T. Zarth had 150 Original Medicare patients and 254 services. NPI 1669903332. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 100 Medical Ctr Dr, Hazard, KY 41701 · Directions (2 more locations)
  • Phone: (606) 439‑6600
  • Medicare: Accepts Medicare assignment
  • Hospital: Saint Joseph East
  • Group practice: Commonwealth Anesthesia, PSC (+1 more)
  • Medical school: University Of Kentucky College Of Medicine · graduated 2017 (9 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Matthew T. Zarth, 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 Matthew T. Zarth accept Medicare assignment?
Yes. Medicare's clinician data says Matthew T. Zarth 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 Matthew T. Zarth see?
In 2024, CMS data shows 150 Original Medicare patients and 254 services for Matthew T. Zarth. This counts Original Medicare only and measures volume, not quality.
What is Matthew T. Zarth's NPI number?
1669903332. 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 Matthew T. Zarth, 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 patients150
Services billed to Medicare254
Different services or procedures16
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (64447)99 services
  2. Other procedure on nervous system (64999)58 services
  3. Ultrasonic guidance for needle placement (76942)40 services
  4. Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (64415)32 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%
  • Arthritis75%
  • Diabetes35%
  • Ischemic heart disease25%
  • Anxiety25%

Hospitals where Matthew T. Zarth works

Medicare's Facility Affiliation Data lists Matthew T. Zarth 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.

  • Saint Joseph EastLexington, KY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 180143

Practice locations

Addresses where Matthew T. Zarth is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Matthew T. Zarth as a member of these groups (CMS data updated October 2, 2026).

  • Commonwealth Anesthesia, PSC178 clinicians in the group
  • Triangle Anesthesia Group, PSC76 clinicians in the group

Specialties

Find other Anesthesiology doctors in Kentucky →

Other anesthesiologists in Hazard

Clinicians with the same Medicare primary specialty in Hazard, KY — not a recommendation.

All anesthesiologists in Hazard →

Other clinicians in Commonwealth Anesthesia, PSC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Kentucky College Of Medicine
Graduation year2017 (9 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1669903332
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