Doctor profile · Federal record

Dr. Robert Lafsky, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Leesburg, VA

  • NPI 1336124163
  • Accepts Medicare
  • MIPS 92.6 / 100 · 2023
  • 51 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
19450 Deerfield Avenue, Suite 335
Leesburg, VA 201766822
(703) 858-3060
fax (703) 858-3061
Mailing address
224 D Cornwall Street Nw, Ste 403
Leesburg, VA 201762704

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
April 12, 2026
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Virginia #0101031988
Medicaid (2)
VA #1336124163 · VA #30015943370001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336124163. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
555
Distinct HCPCS
10
Medicare allowed
$82,281
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 136 135 $236
99204 New patient office or other outpatient visit, 45-59 minutes 82 82 $161
99214 Established patient office or other outpatient visit, 30-39 minutes 73 66 $126
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 59 59 $98
45380 Biopsy of large bowel using a flexible endoscope 59 59 $79
99213 Established patient office or other outpatient visit, 20-29 minutes 51 44 $89
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 36 36 $178
99203 New patient office or other outpatient visit, 30-44 minutes 32 32 $109
99212 Established patient office or other outpatient visit, 10-19 minutes 15 15 $53
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 12 12 $178

In context: peer comparison

Among 3 peers in Leesburg Gastroenterology Physician, average services per provider: 56. This provider delivers 9.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,220
Transactions
44
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 10 $173.43
E.R. Squibb & Sons, L.L.C. 1 $118.87
Pfizer INC. 5 $118.57
Ardelyx, INC. 3 $86.68
Takeda Pharmaceuticals U.S.A., INC. 4 $86.08
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 4 $85.58
Fresenius Kabi USA, LLC 3 $83.06
Alnylam Pharmaceuticals INC. 3 $73.58
Janssen Biotech, INC. 3 $64.19
Phathom Pharmaceuticals, INC. 2 $46.44
Ipsen Biopharmaceuticals, INC 2 $36.53
Aimmune Therapeutics, INC. 1 $34.99
Lilly USA, LLC 1 $33.02
Gilead Sciences, INC. 1 $32.19
Madrigal Pharmaceuticals 1 $23.81

By nature of payment

Food and Beverage
$1,220

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
527
Patients
144
Total drug cost
$311,335
Drug Type Claims Patients Total cost
Omeprazole Generic 181 51 $2,657
Linzess (Linaclotide) Brand 60 23 $49,163
Pantoprazole Sodium Generic 42 19 $533
Colesevelam Hcl Generic 32 0 $4,881
Mesalamine Generic 31 0 $17,401
Humira(Cf) Pen (Adalimumab) Brand 26 0 $193,418
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 26 26 $1,780
Sulfasalazine Generic 24 0 $870
Esomeprazole Magnesium Generic 20 0 $2,096
Trulance (Plecanatide) Brand 17 0 $12,214

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Lafsky's medical specialty?
Dr. Robert Lafsky practices Gastroenterology Physician in Leesburg, VA.
Where does Dr. Robert Lafsky practice?
Dr. Robert Lafsky practices at 19450 Deerfield Avenue, Suite 335, Leesburg, VA 201766822. Office phone: 7038583060.
What is Dr. Robert Lafsky's NPI?
Dr. Robert Lafsky's National Provider Identifier (NPI) is 1336124163, issued by NPPES.
Does Dr. Robert Lafsky accept Medicare assignment?
Yes. Dr. Robert Lafsky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Lafsky commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.