Doctor profile · Federal record

Dr. Parambir Dulai, M.B.B.S

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Chicago, IL

  • NPI 1811214364
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
259 E Erie St Ste 1600
Chicago, IL 606113111
(312) 695-5620
fax (312) 695-2729
Additional location
9500 Gilman Dr, Ucsd Division of Gastroenterology and Hepatology
La Jolla, CA 920935004
(858) 657-5284

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
February 23, 2022
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Illinois #036158764 · California #A130399

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811214364. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$1,575
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 12 12 $131

In context: peer comparison

Among 70 peers in Chicago Gastroenterology Physician, average services per provider: 239. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$228,443
Transactions
144
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 58 $93,829.18
Takeda Pharmaceuticals U.S.A., INC. 36 $70,857.69
Janssen Biotech, INC. 19 $24,463.86
Genentech, INC. 5 $13,685.00
Janssen Global Services, LLC 7 $7,730.44
E.R. Squibb & Sons, L.L.C. 2 $7,575.00
Janssen Scientific Affairs, LLC 10 $6,377.92
Celltrion USA INC. 2 $2,464.83
Genentech USA, INC. 4 $1,422.54
Pfizer INC. 1 $36.25

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$104,407
Consulting Fee
$91,808
Travel and Lodging
$28,649
Food and Beverage
$3,578

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
30
Patients
16
Total drug cost
$104,931
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 16 16 $399
Humira(Cf) Pen (Adalimumab) Brand 14 0 $104,532

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Parambir Dulai's medical specialty?
Dr. Parambir Dulai practices Gastroenterology Physician in Chicago, IL.
Where does Dr. Parambir Dulai practice?
Dr. Parambir Dulai practices at 259 E Erie St Ste 1600, Chicago, IL 606113111. Office phone: 3126955620.
What is Dr. Parambir Dulai's NPI?
Dr. Parambir Dulai's National Provider Identifier (NPI) is 1811214364, issued by NPPES.
Does Dr. Parambir Dulai accept Medicare assignment?
Yes. Dr. Parambir Dulai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Parambir Dulai commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.