Dr. Subhas Banerjee, MD

  • Stanford, CA
  • Gastroenterologist
NPI1518019793PAC ID4183783665
Medicare services, 2024
1,428
Medicare patients, 2024
736
Part D claims, 2024
530
Publications
159
Clinical trials
5
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 3 affiliations

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Dr. Subhas Banerjee is a gastroenterologist in Stanford, California

Dr. Banerjee practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Banerjee's NPI, 1518019793, was assigned on January 17, 2007. Dr. Banerjee graduated from ArMed Forces Medical College Pune in 1986. Dr. Banerjee holds California license A77220.

NPI and contact details
Medicare PAC ID
4183783665
NPI enumeration date
January 17, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
69
Medical school graduation
1986

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Subhas Banerjee practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Banerjee's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Subhas Banerjee is affiliated with 2 sites of care and 1 medical group

Dr. Banerjee's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Banerjee to 1 more hospital, named with a free account. Dr. Banerjee's employer is on file too: a hospital.

See all 3 affiliations for Dr. Banerjee

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Subhas Banerjee's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Banerjee practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Subhas Banerjee is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Banerjee's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Banerjee is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Banerjee's licenses on file in 2 states: California and Massachusetts.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A77220 · 2001 to 2027 · taxonomy 207RG0100X
  • Massachusetts license2001 to 2006

Clinical focus

Dmand AI lists chronic inflammatory bowel disease (IBD), colonoscopy, intestinal diverticulosis, intestinal or bowel obstruction, pancreas or bile duct endoscopy (ERCP) and upper GI endoscopy among the conditions Dr. Banerjee treats.

Gastroenterologists near Dr. Banerjee

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Subhas Banerjee billed Medicare for 1,428 services in 2024

CMS data shows 1,428 Medicare services from Dr. Banerjee across 24 procedure codes in 2024, for 736 Medicare patients. Medicare paid $204,354 for them.

Medicare services, 20241,428
Medicare patients736
Paid by Medicare$204,354
Procedure codes24

Dr. Banerjee's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 8412024: 1,01621%
Imaging
2023: 1732024: 1772%
Other services
2023: 1912024: 12037%
Office and hospital visits
2023: 1042024: 11511%

Where Dr. Banerjee's Medicare services took place, 2024

  • In an office816%
  • In a facility1,34794%

Dr. Banerjee compared with the California median for gastroenterologists, 2024

  • Dr. Banerjee
  • California median
Medicare services
1,428vs 5862.4 times
Medicare patients
736vs 3022.4 times
Part D claims
509vs 38034% above

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Banerjee's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Banerjee

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Subhas Banerjee treated 736 Medicare patients in 2024, average age 72

CMS counts 736 Medicare patients who saw Dr. Banerjee in 2024. The largest group is 65 to 74, with 333 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 34% are also on Medicaid. Their average risk score is 2.06, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Banerjee's median patient age at 63, with 49% women.

Medicare patients, 2024736
Average age72
Average risk score2.06
Also on Medicaid34%

Dr. Banerjee's Medicare patients by age, 2024

Dr. Banerjee's Medicare patients by sex, 2024

  • Women38652%
  • Men35048%

Chronic conditions among Dr. Banerjee's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure73%
  3. Arthritis38%
  4. Diabetes36%
  5. Ischemic heart disease33%
  6. Chronic kidney disease30%
  7. Mood disorders28%
  8. Anxiety26%

Share of Medicare patients with each condition. A patient can have several.

Dr. Banerjee's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women49%
  • Men49%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Subhas Banerjee wrote 530 Medicare Part D claims in 2024

In 2024, Dr. Banerjee wrote 530 Medicare Part D claims for 490 patients. 69% of them were for generic drugs. CMS names the drug for 509 of them, across 5 drugs with 11 or more claims each, at $12,638 in total drug cost. In 2023, CMS named 418 claims across 5 drugs.

Part D claims, 2024530
Drugs named by CMS5
Total drug cost$12,638
Part D patients490

Dr. Banerjee's Part D claims by kind of drug, 2024

  • Generic364 claims69%
  • Brand-name166 claims31%

Dr. Banerjee's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4182024: 50922%

Drugs named by CMS: 5 in 2024, 5 in 2023.

See all prescribing by Dr. Banerjee

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Subhas Banerjee scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Banerjee for performance year 2024, reported as part of a group. Dr. Banerjee accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Banerjee as offering telehealth. CMS counts 727 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Banerjee, more than 99% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Banerjee's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Banerjee ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
99th percentile727 procedures
Colonoscopy
94th percentile208 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Subhas Banerjee has 159 publications on record

Dmand AI links 159 papers to Dr. Banerjee, published from 2006 to 2025. 2017 was the busiest year, with 15. The most frequent topics are Cholangiopancreatography, Endoscopic Retrograde, Endoscopy, Gastrointestinal and Colonoscopy. Dr. Banerjee has published most often in Gastrointest Endosc. Dr. Banerjee's most frequent co-authors are Monique Theresa Barakat, MD, PhD, Shai Friedland, MD and Klaus T. Gottlieb, MD.

Papers159
Years published2006 to 2025

Dr. Banerjee's papers by year, 2016 to 2025

Topics Dr. Banerjee writes about most

  • Cholangiopancreatography, Endoscopic Retrograde
  • Endoscopy, Gastrointestinal
  • Colonoscopy
  • Endoscopy
  • Endoscopy, Digestive System
  • Stents
  • Endosonography
  • Equipment Design

Dr. Banerjee's most frequent co-authors

Recent publications by Dr. Banerjee

See all 159 publications and co-authors

See who Dr. Banerjee researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Banerjee works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Subhas Banerjee has worked on 5 clinical trials

Dmand AI links Dr. Banerjee to 5 clinical trials. Conditions studied include Choledocholithiasis, Common Bile Duct Diseases and Cholecystolithiasis. Stanford University sponsors the most, 4.

Conditions in Dr. Banerjee's trials

  • Choledocholithiasis
  • Common Bile Duct Diseases
  • Cholecystolithiasis
  • Constriction, Pathologic
  • Cholangiocarcinoma

Recent clinical trials with Dr. Banerjee

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Subhas Banerjee received $29,033 in industry payments from 2016 to 2025

CMS Open Payments shows 63 general payments to Dr. Banerjee from 7 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 51% of the total. Boston Scientific Corporation paid the most, $28,234.

General payments to Dr. Banerjee by program year, 2016 to 2025

General payments to Dr. Banerjee by kind, 2016 to 2025

$29Kin total
  • Speaker and faculty fees$14,75051%
  • Consulting fees$8,20628%
  • Food and beverage$3,97814%
  • Travel and lodging$1,8586%
  • Education$2401%

Companies that paid Dr. Banerjee the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Banerjee

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Subhas Banerjee has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Banerjee, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Banerjee

  1. 2013
    • CMS Stage 1 EHR
  2. 2009
    • AGA Fellow

Source: Dmand AI Professional Profile Data

Dr. Subhas Banerjee graduated from ArMed Forces Medical College Pune

Dr. Banerjee graduated from ArMed Forces Medical College Pune in 1986. Dr. Banerjee is a member of AGA.

  1. Medical schoolArMed Forces Medical College Pune
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Subhas Banerjee accepts plans from 9 insurance carriers

Dr. Banerjee is in network with 9 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

  • Elevance
  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Banerjee accepts, by number of carriers

  1. Medicare5
  2. PPO5
  3. HMO4
  4. POS4
  5. EPO3
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Subhas Banerjee's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Subhas Banerjee

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Subhas Banerjee's NPI number?

Dr. Subhas Banerjee's NPI number is 1518019793. It was assigned on January 17, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Subhas Banerjee?

Dr. Subhas Banerjee is a gastroenterologist in Stanford, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Subhas Banerjee practice?

Dr. Banerjee practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Banerjee's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Banerjee to 1 hospital.

What is Dr. Subhas Banerjee's office phone number?

The practice phone on file for Dr. Banerjee is (650) 723-4000.

What is Dr. Subhas Banerjee's medical license number?

Dr. Banerjee holds California license A77220, one of the licenses on file in 2 states.

Which states has Dr. Subhas Banerjee been licensed in?

Dmand AI has state licenses on file for Dr. Banerjee in California (2001 to 2027) and Massachusetts (2001 to 2006).

Which hospitals is Dr. Subhas Banerjee affiliated with?

Dr. Banerjee practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Banerjee to 1 more hospital.

What medical group is Dr. Subhas Banerjee part of?

Dr. Banerjee is linked to Stanford Health Care.

Does Dr. Subhas Banerjee accept Medicare?

Yes. CMS data shows Dr. Banerjee billed Medicare for 1,428 services in 2024, and Dr. Banerjee accepts Medicare assignment.

Does Dr. Subhas Banerjee offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Banerjee as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Subhas Banerjee's MIPS score?

Dr. Banerjee's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Subhas Banerjee see?

CMS counts 736 Medicare patients who saw Dr. Banerjee in 2024, with an average age of 72.

Is Dr. Subhas Banerjee board certified?

Yes. Dr. Banerjee is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Subhas Banerjee bill to Medicare?

In 2024, Dr. Banerjee's most billed Medicare services were surgery: digestive system (43239), surgery: digestive system (45380) and diagnostic imaging (74328).

Where did Dr. Subhas Banerjee go to medical school?

Dr. Banerjee graduated from ArMed Forces Medical College Pune in 1986.

What drugs does Dr. Subhas Banerjee prescribe most?

In 2024 Medicare Part D data, Dr. Banerjee's most prescribed drugs by claims were Peg 3350-Electrolyte, Gavilyte-G and Peg-3350 And Electrolytes.

Has Dr. Subhas Banerjee received payments from drug or device companies?

CMS Open Payments shows $29,033 in general payments to Dr. Banerjee from 7 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Subhas Banerjee been practicing?

Dr. Banerjee graduated from medical school in 1986, 40 years ago.

Does Dr. Subhas Banerjee do research?

Dmand AI links 159 publications to Dr. Banerjee, published from 2006 to 2025. Dr. Banerjee has worked on 5 clinical trials.

Who does Dr. Subhas Banerjee publish with?

Dr. Banerjee's most frequent co-authors are Monique Theresa Barakat, MD, PhD (41 shared papers), Shai Friedland, MD (28 shared papers) and Klaus T. Gottlieb, MD (21 shared papers).

What insurance does Dr. Subhas Banerjee accept?

Dr. Banerjee is in network with 9 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

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