Doctor profile · Federal record

Dr. Neda Khaghan, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Greenwich, CT

  • NPI 1538180427
  • Accepts Medicare
  • MIPS 83.2 / 100 · 2023
  • 31 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 W Putnam Ave, Suite 100
Greenwich, CT 068306086
(203) 863-2900
fax (203) 863-2901

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Connecticut #039573
Medicaid
CT #001395731

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538180427. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
968
Distinct HCPCS
10
Medicare allowed
$126,820
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 175 149 $96
45380 Biopsy of large bowel using a flexible endoscope 164 162 $194
99203 New patient office or other outpatient visit, 30-44 minutes 121 121 $120
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 115 112 $97
99214 Established patient office or other outpatient visit, 30-39 minutes 96 85 $137
99202 New patient office or other outpatient visit, 15-29 minutes 81 81 $78
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 38 38 $194
45378 Diagnostic exam of large bowel using a flexible endoscope 32 32 $185
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 25 $83
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 24 24 $194

In context: peer comparison

Among 2 peers in Greenwich Gastroenterology Physician, average services per provider: 69. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,374
Transactions
58
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 18 $377.72
Lilly USA, LLC 7 $265.03
Pfizer INC. 13 $255.63
Takeda Pharmaceuticals U.S.A., INC. 4 $100.66
Celgene Corporation 3 $76.97
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 4 $73.22
Genzyme Corporation 2 $54.52
Ardelyx, INC. 2 $45.92
Intercept Pharmaceuticals, INC. 1 $27.78
Madrigal Pharmaceuticals 1 $25.45
RedHill Biopharma INC. 1 $24.56
Regeneron Healthcare Solutions, INC. 1 $24.49
Ferring Pharmaceuticals INC. 1 $21.78

By nature of payment

Food and Beverage
$1,374

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
883
Patients
284
Total drug cost
$201,589
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 283 107 $5,730
Sucralfate Generic 116 33 $9,278
Omeprazole Generic 87 31 $1,665
Mesalamine Generic 85 22 $66,556
Mesalamine ER (Mesalamine) Brand 65 14 $15,292
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 50 49 $7,318
Dexlansoprazole Dr (Dexlansoprazole) Brand 34 0 $14,931
Famotidine Generic 25 0 $670
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 22 16 $193
Esomeprazole Magnesium Generic 22 0 $1,456

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Neda Khaghan's medical specialty?
Dr. Neda Khaghan practices Gastroenterology Physician in Greenwich, CT.
Where does Dr. Neda Khaghan practice?
Dr. Neda Khaghan practices at 500 W Putnam Ave, Greenwich, CT 068306086. Office phone: 2038632900.
What is Dr. Neda Khaghan's NPI?
Dr. Neda Khaghan's National Provider Identifier (NPI) is 1538180427, issued by NPPES.
Does Dr. Neda Khaghan accept Medicare assignment?
Yes. Dr. Neda Khaghan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Neda Khaghan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.