Mary T. Hyatt

Medicare activity in 2024

Official CMS public-use data for Mary T. Hyatt, 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.

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)250 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)189 services
3. Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (95251)126 services
4. Insertion of needle into vein for collection of blood sample (36415)55 services
5. Hemoglobin a1c level (83036)16 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%
• Diabetes75%
• Arthritis59%
• Chronic kidney disease46%
• Heart failure38%

Hospitals where Mary T. Hyatt works

Medicare's Facility Affiliation Data lists Mary T. Hyatt 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.

• Abbeville Area Medical CenterAbbeville, SC · Critical Access Hospital · Emergency services: listed by Medicare · CCN 421301
• Self Regional HealthcareGreenwood, SC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 420071

Practice locations

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

• 1132 Spring StGreenwood, SC 29646 (864) 725‑1680

Group practices

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

• Self Regional Healthcare180 clinicians in the group

Specialties

• Family Practiceprimary

Find other Family Practice doctors in South Carolina →

Other family doctors in Greenwood

Clinicians with the same Medicare primary specialty in Greenwood, SC — not a recommendation.

• Grace E. Flanagan, MD
• Benjamin J. Velky, MD
• Jacob M. Ringenberg, MD
• David S. Bridges, MD
• Samuel L. Clarke, MD
• Danielle Fuller-Sincock, MD
• Dwain P. Chambers Iii, MD
• Katie B. Fee, MD

All family doctors in Greenwood →

Other clinicians in Self Regional Healthcare

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

• Jacob M. Ringenberg, MD
• David S. Bridges, MD
• Robert B. Murphy, MD
• Samuel L. Clarke, MD
• Amy V. Fletcher, NP
• Stephanie P. Lewis

Clinician information

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