Doctor profile · Federal record

Dr. Robert Gunby, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Dallas, TX

  • NPI 1891788790
  • Accepts Medicare
  • 55 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4224 Swiss Ave
Dallas, TX 752048134
(214) 821-9938
Additional location
3500 Gaston Ave, Dept of OBGYN
Dallas, TX 752462017
(214) 393-7211
Mailing address
6125 Luther Ln 329
Dallas, TX 752256202

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
May 28, 2023
Year of graduation
1971 — 55 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Texas #E3296
Medicaid
TX #032223202

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891788790. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
205
Distinct HCPCS
3
Medicare allowed
$24,046
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 148 147 $128
99213 Established patient office or other outpatient visit, 20-29 minutes 43 33 $84
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $112

In context: peer comparison

Among 41 peers in this city , average services per provider: 40. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,118
Transactions
14
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
MIMEDX Group, Inc. 2 $800.00
SHIELD THERAPEUTICS INC 2 $131.00
MILLICENT US INC 2 $39.12
PFIZER INC. 2 $37.05
Exact Sciences Corporation 1 $26.78
Sumitomo Pharma America, Inc. 1 $21.93
Merck Sharp & Dohme LLC 1 $20.23
Meditrina 1 $14.30
CooperSurgical, Inc. 1 $13.98
ASCEND THERAPEUTICS US, LLC 1 $13.14

By nature of payment

Consulting Fee
$800
Food and Beverage
$318

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
484
Patients
70
Total drug cost
$42,361
Drug Type Claims Patients Total cost
Estradiol Generic 82 27 $2,936
Medroxyprogesterone Acetate Generic 49 13 $399
Zolpidem Tartrate Generic 48 0 $294
Alprazolam Generic 45 12 $122
Fluconazole Generic 36 18 $228
Premarin (Estrogens, Conjugated) Brand 30 0 $12,606
Levothyroxine Sodium Generic 27 0 $259
Progesterone (Progesterone, Micronized) Brand 25 0 $903
Citalopram Hbr (Citalopram Hydrobromide) Brand 24 0 $73
Estradiol (Twice Weekly) (Estradiol) Brand 22 0 $2,716

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Gunby's medical specialty?
Dr. Robert Gunby practices Obstetrics & Gynecology Physician in Dallas, TX.
Where does Dr. Robert Gunby practice?
Dr. Robert Gunby practices at 4224 Swiss Ave, Dallas, TX 752048134. Office phone: 2148219938.
What is Dr. Robert Gunby's NPI?
Dr. Robert Gunby's National Provider Identifier (NPI) is 1891788790, issued by NPPES.
Does Dr. Robert Gunby accept Medicare assignment?
Yes. Dr. Robert Gunby accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Gunby commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.