Doctor profile · Federal record

Dr. Tonya Adams, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Fairfax, VA

  • NPI 1861472862
  • Accepts Medicare
  • MIPS 80.8 / 100 · 2023
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3028 Javier RD Ste 500
Fairfax, VA 22031
(703) 698-8960
Additional location
3700 Joseph Siewick Dr Ste 308
Fairfax, VA 220331739
fax (647) 646-4744
Mailing address
3700 Joseph Siewick Dr Ste 308
Fairfax, VA 220331739

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
May 7, 2019
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Virginia #0101231069
Medicaid
VA #5874572

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861472862. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
460
Distinct HCPCS
7
Medicare allowed
$71,616
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 111 83 $143
45380 Biopsy of large bowel using a flexible endoscope 105 105 $165
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 76 72 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 68 61 $100
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 50 50 $274
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 33 33 $202
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 17 17 $196

In context: peer comparison

Among 8 peers in this city , average services per provider: 50. This provider delivers 9.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,285
Transactions
103
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 13 $587.05
ABBVIE INC. 39 $509.75
Takeda Pharmaceuticals U.S.A., Inc. 11 $308.46
PFIZER INC. 8 $135.38
Celgene Corporation 10 $131.81
Celltrion USA Inc. 6 $107.93
AIMMUNE THERAPEUTICS, INC. 2 $57.02
Echosens North America, Inc. 1 $53.00
Gilead Sciences, Inc. 3 $52.59
Ipsen Biopharmaceuticals, Inc 2 $52.31
Braintree Laboratories, Inc. 1 $51.83
Madrigal Pharmaceuticals 2 $41.13
Phathom Pharmaceuticals, Inc. 2 $34.35
Regeneron Healthcare Solutions, Inc. 2 $31.08
Lilly USA, LLC 1 $28.20

By nature of payment

Food and Beverage
$2,200
Education
$85

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
268
Patients
147
Total drug cost
$113,765
Drug Type Claims Patients Total cost
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 72 72 $5,610
Famotidine Generic 49 19 $855
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 46 45 $732
Dicyclomine Hcl Generic 27 0 $848
Pantoprazole Sodium Generic 19 11 $387
Dexlansoprazole Dr (Dexlansoprazole) Brand 17 0 $8,244
Omeprazole Generic 14 0 $109
Mesalamine Generic 13 0 $15,045
Humira(Cf) Pen (Adalimumab) Brand 11 0 $81,933

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tonya Adams's medical specialty?
Dr. Tonya Adams practices Gastroenterology Physician in Fairfax, VA.
Where does Dr. Tonya Adams practice?
Dr. Tonya Adams practices at 3028 Javier RD Ste 500, Fairfax, VA 22031. Office phone: 7036988960.
What is Dr. Tonya Adams's NPI?
Dr. Tonya Adams's National Provider Identifier (NPI) is 1861472862, issued by NPPES.
Does Dr. Tonya Adams accept Medicare assignment?
Yes. Dr. Tonya Adams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tonya Adams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.