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Internal Medicine

Susan I. Fesmire, MD

Works at hospitals in Dallas, TX · Plano, TX · Addison, TX · Texas

Summary

Dr. Susan I. Fesmire, MD is an internal medicine doctor at 10670 N Central Expy, Suite 120, Dallas, TX 75231. Accepts Medicare assignment. In 2024, Susan I. Fesmire had 714 Original Medicare patients and 10,952 services. NPI 1548233034. 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: 10670 N Central Expy, Suite 120, Dallas, TX 75231 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospitals: Baylor University Medical Center, Medical City Dallas Hospital, Medical City Plano and 2 more
  • Group practice: Medical Specialists Associated
  • Medical school: University Of Texas Southwestern Medical School At Dallas · graduated 1997 (29 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Susan I. Fesmire, 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 Susan I. Fesmire accept Medicare assignment?
Yes. Medicare's clinician data says Susan I. Fesmire 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 Susan I. Fesmire see?
In 2024, CMS data shows 714 Original Medicare patients and 10,952 services for Susan I. Fesmire. This counts Original Medicare only and measures volume, not quality.
What is Susan I. Fesmire's NPI number?
1548233034. 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 Susan I. Fesmire, 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 patients714
Services billed to Medicare10,952
Different services or procedures135
Participating Medicare providerYes
Average age of these patients76

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)1,124 services
  2. Insertion of needle into vein for collection of blood sample (36415)759 services
  3. Blood test, comprehensive group of blood chemicals (80053)679 services
  4. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)564 services
  5. 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)511 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 cholesterol74%
  • Arthritis46%
  • Diabetes22%
  • Ischemic heart disease22%
  • Anxiety22%

Hospitals where Susan I. Fesmire works

Medicare's Facility Affiliation Data lists Susan I. Fesmire 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 Susan I. Fesmire is enrolled with Medicare (CMS data updated October 2, 2026).

  • 10670 N Central Expy, Suite 120Dallas, TX 75231

Group practices

Medicare enrollment lists Susan I. Fesmire as a member of this group (CMS data updated October 2, 2026).

  • Medical Specialists Associated12 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Dallas

Clinicians with the same Medicare primary specialty in Dallas, TX — not a recommendation.

All internal medicine doctors in Dallas →

Other clinicians in Medical Specialists Associated

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

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Southwestern Medical School At Dallas
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1548233034
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