Doctor profile · Federal record

Dr. Gamini Wiyathunge, ANP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nashville, TN

  • NPI 1265673768
  • Accepts Medicare
  • MIPS 75.1 / 100 · 2023
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3601 the Vanderbilt Clinic
Nashville, TN 372322335
(615) 936-2000
Additional location
225 N Willow Ave
Cookeville, TN 385012335
(931) 528-8899
fax (931) 284-4085
Mailing address
3841 Green Hills Village Dr Ste 200
Nashville, TN 372152691

Credentials & registration

NPPES · NUCC
NPI registered
March 2009 — 17 yrs on file
Profile last updated
March 18, 2022
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Tennessee #14029

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265673768. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
885
Distinct HCPCS
10
Medicare allowed
$64,293
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 204 196 $101
99213 Established patient office or other outpatient visit, 20-29 minutes 189 178 $72
87636 Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b 153 149 $139
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 103 102 $16
81002 Urinalysis, manual test 53 50 $3
J1100 Injection, dexamethasone sodium phosphate, 1 mg 52 12 $0
99204 New patient office or other outpatient visit, 45-59 minutes 28 28 $133
99203 New patient office or other outpatient visit, 30-44 minutes 24 24 $86
90471 Administration of vaccine 18 18 $16
96372 Injection of drug or substance under skin or into muscle 18 15 $11

In context: peer comparison

Among 289 peers in this city , average services per provider: 106. This provider delivers 8.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$766
Transactions
31
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 8 $154.22
Corcept Therapeutics 2 $134.70
Amgen Inc. 3 $126.12
Novo Nordisk Inc 5 $106.75
Lilly USA, LLC 4 $67.27
Inspire Medical Systems, Inc. 1 $41.19
Neurocrine Biosciences, Inc. 2 $33.99
Phathom Pharmaceuticals, Inc. 2 $27.09
GlaxoSmithKline, LLC. 1 $20.71
Sumitomo Pharma America, Inc. 1 $20.22
Tempus AI, Inc 1 $20.13
Novartis Pharmaceuticals Corporation 1 $13.68

By nature of payment

Food and Beverage
$766

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,063
Patients
402
Total drug cost
$17,857
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 136 19 $3,491
Lisinopril Generic 97 33 $930
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 94 42 $3,503
Omeprazole Generic 85 25 $1,420
Atorvastatin Calcium Generic 73 23 $1,083
Methylprednisolone Generic 73 73 $721
Alprazolam Generic 60 0 $326
Diclofenac Sodium Generic 60 30 $1,800
Amoxicillin Generic 59 59 $219
Cyclobenzaprine Hcl Generic 57 23 $429

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gamini Wiyathunge's medical specialty?
Dr. Gamini Wiyathunge practices Family Nurse Practitioner in Nashville, TN.
Where does Dr. Gamini Wiyathunge practice?
Dr. Gamini Wiyathunge practices at 3601 the Vanderbilt Clinic, Nashville, TN 372322335. Office phone: 6159362000.
What is Dr. Gamini Wiyathunge's NPI?
Dr. Gamini Wiyathunge's National Provider Identifier (NPI) is 1265673768, issued by NPPES.
Does Dr. Gamini Wiyathunge accept Medicare assignment?
Yes. Dr. Gamini Wiyathunge accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gamini Wiyathunge 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); Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b (HCPCS 87636). Source: CMS Medicare Physician & Other Practitioners file.