Doctor profile · Federal record

Dr. Robert Gaston, MD

Family Medicine Physician (CMS: General Practice) · Hermitage, TN

  • NPI 1003897380
  • Accepts Medicare
  • 54 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3939 Central Pike
Hermitage, TN 37076
(615) 883-2331
fax (615) 391-1785
Mailing address
3024 Business Park Cir
Goodlettsville, TN 370723132

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
May 2, 2023
Year of graduation
1972 — 54 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Tennessee #MD 10309
Medicaid
TN #3176920

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003897380. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,193
Distinct HCPCS
10
Medicare allowed
$119,999
HCPCS Description Services Patients Avg allowed
81003 Automated urinalysis test 601 365 $2
99213 Established patient office or other outpatient visit, 20-29 minutes 565 344 $83
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 563 365 $8
82044 Urine microalbumin (protein) analysis 498 315 $6
99214 Established patient office or other outpatient visit, 30-39 minutes 354 285 $117
96372 Injection of drug or substance under skin or into muscle 115 36 $13
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 98 17 $58
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 79 16 $44
J0696 Injection, ceftriaxone sodium, per 250 mg 64 14 $0
71046 X-ray of chest, 2 views 56 54 $30

In context: peer comparison

Among 5 peers in this city , average services per provider: 119. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,444
Transactions
126
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 22 $381.62
PFIZER INC. 18 $304.52
Novo Nordisk Inc 15 $289.05
AstraZeneca Pharmaceuticals LP 12 $282.18
Amgen Inc. 13 $201.45
Exact Sciences Corporation 10 $161.55
GlaxoSmithKline, LLC. 7 $138.54
Salix Pharmaceuticals, a division of Bausch Health US, LLC 8 $137.55
Bayer Healthcare Pharmaceuticals Inc. 4 $86.66
Phathom Pharmaceuticals, Inc. 4 $78.49
Otsuka America Pharmaceutical, Inc. 3 $73.24
Boehringer Ingelheim Pharmaceuticals, Inc. 4 $67.25
Vanda Pharmaceuticals Inc. 2 $43.84
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 2 $36.03
Lilly USA, LLC 2 $33.26

By nature of payment

Food and Beverage
$2,444

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,553
Patients
1,801
Total drug cost
$80,874
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 860 242 $13,137
Atorvastatin Calcium Generic 632 203 $11,279
Amlodipine Besylate Generic 524 171 $3,543
Lisinopril Generic 477 144 $4,641
Metformin Hcl Generic 409 136 $4,174
Losartan Potassium Generic 396 127 $6,113
Omeprazole Generic 324 110 $6,216
Tamsulosin Hcl Generic 268 90 $5,398
Rosuvastatin Calcium Generic 267 88 $4,753
Hydrochlorothiazide Generic 260 84 $1,048

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Gaston's medical specialty?
Dr. Robert Gaston practices Family Medicine Physician in Hermitage, TN.
Where does Dr. Robert Gaston practice?
Dr. Robert Gaston practices at 3939 Central Pike, Hermitage, TN 37076. Office phone: 6158832331.
What is Dr. Robert Gaston's NPI?
Dr. Robert Gaston's National Provider Identifier (NPI) is 1003897380, issued by NPPES.
Does Dr. Robert Gaston accept Medicare assignment?
Yes. Dr. Robert Gaston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Gaston commonly perform?
Top Medicare-reported procedures in 2023: Automated urinalysis test (HCPCS 81003); Established patient office or other outpatient visit (HCPCS 99213); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.