Doctor profile · Federal record
Dr. Kanwar Gill, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Walnut Creek, CA
- NPI 1861409385
- Accepts Medicare
- 27 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1450 Treat Blvd, Ste 200
Walnut Creek, CA 945972168
(925) 296-7340
fax (925) 296-9042
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- September 19, 2016
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- California #A92249 · Florida #ME96108
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861409385. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,068
Distinct HCPCS
10
Medicare allowed
$293,824
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 353 | 328 | $60 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 338 | 256 | $126 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 297 | 296 | $98 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 182 | 182 | $172 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 172 | 171 | $248 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 121 | 67 | $90 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 102 | 97 | $197 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 101 | 54 | $135 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 60 | 56 | $116 | |
43255 |
Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 47 | 36 | $203 |
In context: peer comparison
Among 8 peers in Walnut Creek Gastroenterology Physician, average services per provider: 54. This provider delivers 38× the peer median.Open Payments
Industry payments received
All-time total
$19,656
Transactions
94
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Madrigal Pharmaceuticals | 19 | $13,893.03 | |
| Genzyme Corporation | 5 | $2,025.60 | |
| AstraZeneca Pharmaceuticals Lp | 4 | $2,025.47 | |
| Abbvie INC. | 23 | $655.13 | |
| Janssen Biotech, INC. | 9 | $223.14 | |
| Lilly USA, LLC | 6 | $160.99 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 7 | $144.50 | |
| Pfizer INC. | 6 | $136.55 | |
| Gilead Sciences, INC. | 4 | $108.16 | |
| Regeneron Healthcare Solutions, INC. | 2 | $67.07 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $63.54 | |
| Intercept Pharmaceuticals, INC. | 2 | $49.26 | |
| Celltrion USA INC. | 2 | $42.18 | |
| Merck Sharp & Dohme LLC | 1 | $23.68 | |
| Braintree Laboratories, INC. | 1 | $22.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,457
Patients
712
Total drug cost
$836,389
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 382 | 150 | $7,433 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 263 | 259 | $21,073 |
| Pantoprazole Sodium | Generic | 239 | 79 | $6,622 |
| Creon (Lipase/Protease/Amylase) | Brand | 78 | 18 | $153,063 |
| Dicyclomine Hcl | Generic | 64 | 35 | $2,528 |
| Mesalamine | Generic | 55 | 22 | $50,585 |
| Linzess (Linaclotide) | Brand | 50 | 20 | $56,137 |
| Ondansetron Odt (Ondansetron) | Brand | 46 | 28 | $1,348 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 45 | 20 | $1,787 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 45 | 44 | $722 |
Hospital affiliations
Frequently asked questions
What is Dr. Kanwar Gill's medical specialty?
Dr. Kanwar Gill practices Gastroenterology Physician in Walnut Creek, CA.
Where does Dr. Kanwar Gill practice?
Dr. Kanwar Gill practices at 1450 Treat Blvd, Walnut Creek, CA 945972168. Office phone: 9252967340.
What is Dr. Kanwar Gill's NPI?
Dr. Kanwar Gill's National Provider Identifier (NPI) is 1861409385, issued by NPPES.
Does Dr. Kanwar Gill accept Medicare assignment?
Yes. Dr. Kanwar Gill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kanwar Gill commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.