NPPES file of Aug 9, 2026

Kanwar R. S. Gill, M.D.

Gastroenterology Physician · Walnut Creek, CA

Kanwar R. S. Gill, M.D. is a gastroenterology physician with a practice address in Walnut Creek, California, and NPI 1861409385, issued on Aug 1, 2006. Check the license (California A92249, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861409385
Name
Kanwar R. S. Gill
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
A92249 CA
ME96108 FL
Self-reported in NPPES; status is on the state search
Practice location
1450 Treat Blvd, Walnut Creek, CA 94597
Phone
(925) 296-7340
Enumerated
Aug 1, 2006
Record last updated
Sep 19, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(925) 296-9042
Medicare enrollment
Enrolled (PECOS I20090824000184); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →

Also registered at 1450 Treat Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lauren Ables, D.O.Family Medicine Physician1710413299
  2. Andrea Agcaoili, D.O.Family Medicine Physician1265775035
  3. Sonal Aggarwal, MDFamily Medicine Physician1336336411
  4. Deborah Arce, M.D.Internal Medicine Physician1841215605
  5. Cynthia AshbrookAllergy & Immunology Physician1386786408
  6. Chanda Banwat, M.D.Internal Medicine Physician1750584389

Verify Kanwar R. S. Gill in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A92249    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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2.9 times the Medicare Part D claims of the average gastroenterology physician in 2024

2,372 Medicare Part D claims for 756 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.

  1. Kanwar Gill2,372
  2. Specialty average811

Most prescribed

  1. Omeprazole420 claims
  2. Sod Sulf-Potass Sulf-Mag Sulf314 claims
  3. Pantoprazole Sodium270 claims
  4. Dicyclomine Hcl86 claims
  5. Budesonide Ec62 claims
  6. Diphenoxylate-Atropine61 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $19,656.15

95 payments; by number, the most common kind was food and beverage; the largest payer was Madrigal Pharmaceuticals. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kanwar Gill$19,656
  2. Specialty average$5,016

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. John Muir Physician NetworkWalnut Creek, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kanwar R. S. Gill among 2,140 gastroenterology physician records in California

Kanwar R. S. Gill, M.D. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 48% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1999 · median 2002 among the 1,538 with a school on file
  • Record last updated2016 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

All 2,140 in California → Every provider in Walnut Creek → Gastroenterology Physician nationwide →

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Matthew Chin, M.D.Walnut Creek, CA 945971629397351
  2. Hongha Vu James, M.D.Walnut Creek, CA 945971174798805
  3. Mervyn Becker, MDWalnut Creek, CA 945981841329430
  4. Eugene Chan, MDWalnut Creek, CA 945961528146610
  5. Suyi Chang, MDWalnut Creek, CA 945961972681468
  6. Steve Cheng, MDWalnut Creek, CA 945981245318328
  7. Daniel Chung, MDWalnut Creek, CA 945961063590552
  8. Ming Fang, MDWalnut Creek, CA 945961366520199

Common questions

What is Kanwar R. S. Gill, M.D.'s NPI number?

Kanwar R. S. Gill, M.D.'s National Provider Identifier (NPI) is 1861409385, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kanwar R. S. Gill, M.D. located?

The NPPES record lists a practice address at 1450 Treat Blvd, Walnut Creek, CA, 94597. Phone: (925) 296-7340. Providers update this record themselves, so call before visiting.

How can I verify Kanwar R. S. Gill, M.D.'s license?

NPPES lists California license number A92249, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kanwar R. S. Gill, M.D. prescribe under Medicare Part D?

In 2024, Kanwar R. S. Gill, M.D. had 2,372 Medicare Part D claims for 756 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.