Doctor profile · Federal record

Dr. Gaylon Harris, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Columbia, TN

  • NPI 1740258011
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1114 W 7Th St
Columbia, TN 384011810
(931) 388-9706
fax (931) 490-1062
Mailing address
854 W James Campbell Blvd, Suite 303
Columbia, TN 384014659

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
February 3, 2016
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Tennessee #21430
Medicaid (2)
TN #3059972 · TN #3710089

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740258011. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,508
Distinct HCPCS
10
Medicare allowed
$223,580
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 584 326 $119
99213 Established patient office or other outpatient visit, 20-29 minutes 556 319 $85
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 185 185 $122
G0009 Administration of pneumococcal vaccine 170 169 $28
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 156 155 $282
G0008 Administration of influenza virus vaccine 146 146 $28
90662 Influenza vaccine split virus, preservative free 140 140 $72
81002 Urinalysis, manual test 129 111 $3
96372 Injection of drug or substance under skin or into muscle 66 30 $13
90471 Administration of vaccine 46 45 $19

In context: peer comparison

Among 7 peers in Columbia Internal Medicine Physician, average services per provider: 129. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,233
Transactions
61
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen INC. 9 $153.19
GlaxoSmithKline, LLC. 8 $149.73
Lilly USA, LLC 10 $135.43
Bayer Healthcare Pharmaceuticals INC. 4 $83.13
E.R. Squibb & Sons, L.L.C. 4 $78.44
Astellas Pharma US INC 3 $74.35
Novartis Pharmaceuticals Corporation 4 $67.01
Novo Nordisk INC 3 $55.29
AstraZeneca Pharmaceuticals Lp 4 $54.39
Boston Scientific Corporation 2 $49.30
Boehringer Ingelheim Pharmaceuticals, INC. 3 $47.12
Mylan Specialty L.P. 2 $43.72
Shield Therapeutics INC 2 $41.31
Pfizer INC. 2 $35.14
Philips North America LLC 1 $25.19

By nature of payment

Food and Beverage
$1,233

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,415
Patients
1,574
Total drug cost
$98,056
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 666 188 $10,352
Levothyroxine Sodium Generic 543 145 $8,620
Rosuvastatin Calcium Generic 510 151 $10,240
Amlodipine Besylate Generic 508 148 $4,684
Losartan Potassium Generic 443 127 $8,265
Omeprazole Generic 433 127 $8,368
Metformin Hcl ER (Metformin Hcl) Brand 361 114 $4,240
Metoprolol Succinate Generic 311 87 $8,150
Gabapentin Generic 285 81 $8,146
Pantoprazole Sodium Generic 276 83 $6,198

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gaylon Harris's medical specialty?
Dr. Gaylon Harris practices Internal Medicine Physician in Columbia, TN.
Where does Dr. Gaylon Harris practice?
Dr. Gaylon Harris practices at 1114 W 7Th St, Columbia, TN 384011810. Office phone: 9313889706.
What is Dr. Gaylon Harris's NPI?
Dr. Gaylon Harris's National Provider Identifier (NPI) is 1740258011, issued by NPPES.
Does Dr. Gaylon Harris accept Medicare assignment?
Yes. Dr. Gaylon Harris accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gaylon Harris 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.