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Obstetrics/Gynecology

Robert T. Gunby Jr., MD

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

Summary

Dr. Robert T. Gunby Jr., MD is an OB-GYN at 4224 Swiss Ave, Dallas, TX 75204. Phone: (214) 821-9938. Accepts Medicare assignment. In 2024, Robert T. Gunby Jr. had 134 Original Medicare patients and 185 services. NPI 1891788790. 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 Robert T. Gunby Jr., 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 Robert T. Gunby Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Robert T. Gunby Jr. 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 Robert T. Gunby Jr. see?
In 2024, CMS data shows 134 Original Medicare patients and 185 services for Robert T. Gunby Jr.. This counts Original Medicare only and measures volume, not quality.
What is Robert T. Gunby Jr.'s NPI number?
1891788790. 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 Robert T. Gunby Jr., 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 patients134
Services billed to Medicare185
Different services or procedures21
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)71 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)68 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 cholesterol72%
  • High blood pressure54%
  • Arthritis47%
  • Osteoporosis23%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)17%
  • Anxiety16%

Hospitals where Robert T. Gunby Jr. works

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

Specialties

Find other Obstetrics/Gynecology doctors in Texas →

Other OB-GYNs in Dallas

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

All OB-GYNs in Dallas →

Clinician information

CredentialMD
Medical schoolMedical College Of Georgia School Of Medicine
Graduation year1971 (55 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891788790
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