Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Endocrinology

Matthey T. Harris, MD

Works at hospitals in Demorest, GA · Gainesville, GA · Blairsville, GA · Georgia

Summary

Dr. Matthey T. Harris, MD is an endocrinologist at 1240 Jesse Jewell Pkwy SE, Suite 500, Gainesville, GA 30501. Phone: (770) 536-9864. Accepts Medicare assignment. In 2024, Matthey T. Harris had 1,060 Original Medicare patients and 34,253 services. NPI 1043213176. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Matthey T. Harris, 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 Matthey T. Harris accept Medicare assignment?
Yes. Medicare's clinician data says Matthey T. Harris 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 Matthey T. Harris see?
In 2024, CMS data shows 1,060 Original Medicare patients and 34,253 services for Matthey T. Harris. This counts Original Medicare only and measures volume, not quality.
What is Matthey T. Harris's NPI number?
1043213176. 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 Matthey T. Harris, 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 patients1,060
Services billed to Medicare34,253
Different services or procedures80
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Injection, romosozumab-aqqg, 1 mg (J3111)11,970 services
  2. Injection, denosumab, 1 mg (J0897)7,264 services
  3. Insertion of needle into vein for collection of blood sample (36415)1,031 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)966 services
  5. Blood test, thyroid stimulating hormone (tsh) (84443)658 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%
  • Arthritis48%
  • Diabetes41%
  • Osteoporosis34%
  • Ischemic heart disease28%

Hospitals where Matthey T. Harris works

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

Group practices

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

  • Northeast Georgia Diagnostic Associates and Clinic, LLC81 clinicians in the group

Specialties

Find other Endocrinology doctors in Georgia →

Other endocrinologists in Gainesville

Clinicians with the same Medicare primary specialty in Gainesville, GA — not a recommendation.

All endocrinologists in Gainesville →

Other clinicians in Northeast Georgia Diagnostic Associates and Clinic, LLC

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

Clinician information

CredentialMD
Medical schoolMedical College Of Georgia School Of Medicine
Graduation year1998 (28 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1043213176
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