Dr. Sanjoy K. Dutta, MD
- Part D claims, 2024
- 113
- Publications
- 9
- Hospital affiliations
- 2
- Industry payments
- $7,446
- Medical group
- 1
- Practice address
- 1200 El Camino Real, South San Francisco, CA 94080
- Practice phone
- Call (650) 742-3200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dutta's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Sanjoy K. Dutta is a general surgeon in South San Francisco, California
Dr. Dutta practices at Kaiser Permanente South San Francisco Medical Center in South San Francisco, California, part of Kaiser Permanente.
Dr. Dutta's NPI, 1841375508, was assigned on October 25, 2006. Dr. Dutta graduated from Harvard Medical School in 1993. Dr. Dutta holds California license G80978.
- NPI
- 1841375508NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476736943
- NPI enumeration date
- October 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 742-3200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sanjoy K. Dutta practices at Kaiser Permanente South San Francisco Medical Center in South San Francisco, California
Dr. Dutta's primary practice is Kaiser Permanente South San Francisco Medical Center, at 1200 El Camino Real, South San Francisco, CA 94080 in San Mateo County. The practice phone is (650) 742-3200.
- Kaiser Permanente South San Francisco Medical Center1200 El Camino Real, South San Francisco, CA 94080 · San Mateo CountyPhone(650) 742-3200
Source: Dmand AI Affiliation Data
Dr. Sanjoy K. Dutta is affiliated with 2 sites of care and 1 medical group
Dr. Dutta's primary practice is Kaiser Permanente South San Francisco Medical Center in South San Francisco, California, part of Kaiser Permanente. Dr. Dutta is also affiliated with Fremont Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sanjoy K. Dutta's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dutta practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente South San Francisco Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sanjoy K. Dutta is one of 2,926 general surgeons in California
Surgery is Dr. Dutta's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Dutta is board certified in surgery by the American Board of Surgery. Dr. Dutta is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Dutta
Counts of general surgeons 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. Sanjoy K. Dutta's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Dr. Dutta's median patient age at 42, with 77% women.
Dr. Dutta's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women77%
- Men21%
Source: Dmand AI Patient Panel Data
Dr. Sanjoy K. Dutta wrote 113 Medicare Part D claims in 2024
In 2024, Dr. Dutta wrote 113 Medicare Part D claims for 39 patients. 93% of them were for generic drugs. CMS names the drug for 73 of them, across 4 drugs with 11 or more claims each, at $579 in total drug cost. In 2023, CMS named 56 claims across 4 drugs.
Dr. Dutta's Part D claims by kind of drug, 2024
- Generic105 claims93%
- Brand-name and other8 claims7%
Dr. Dutta'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.
Drug classes CMS tracks in Dr. Dutta's Part D claims, 2024
- Opioids23%26 of 113 claims
- Antibiotics10%11 of 113 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 562024: 7330%
Drugs named by CMS: 4 in 2024, 4 in 2023.
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
How Dr. Sanjoy K. Dutta takes part in Medicare
Dr. Dutta accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Sanjoy K. Dutta has 9 publications on record
Dmand AI links 9 papers to Dr. Dutta, published from 2017 to 2024. The most frequent topics are Diabetes Mellitus, Type 1, Blood Glucose and C-Peptide. Dr. Dutta's most frequent co-authors are Desmond A. Schatz, MD, Jay S. Skyler, MD and Ananta Addala.
Dr. Dutta's papers by year, 2017 to 2024
Topics Dr. Dutta writes about most
- Diabetes Mellitus, Type 1
- Blood Glucose
- C-Peptide
- Glycated Hemoglobin
Dr. Dutta's most frequent co-authors
Recent publications by Dr. Dutta
Diabetes Res Clin Pract
See who Dr. Dutta researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dutta works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sanjoy K. Dutta received $7,446 in industry payments in 2025
CMS Open Payments shows 3 general payments to Dr. Dutta from 1 drug or device company in 2025. Consulting fees make up the largest share, 94% of the total. Sanofi and Genzyme US Companies paid the most, $7,446.
General payments to Dr. Dutta by kind, 2025 to 2025
- Consulting fees$6,96494%
- Travel and lodging$3475%
- Food and beverage$1352%
Companies that paid Dr. Dutta the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sanjoy K. Dutta graduated from Harvard Medical School
Dr. Dutta graduated from Harvard Medical School in 1993.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Sanjoy K. Dutta accepts plans from 2 insurance carriers
Dr. Dutta is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Dutta accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sanjoy K. Dutta's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Sanjoy K. Dutta
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. Sanjoy K. Dutta's NPI number?
Dr. Sanjoy K. Dutta's NPI number is 1841375508. It was assigned on October 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sanjoy K. Dutta?
Dr. Sanjoy K. Dutta is a general surgeon in South San Francisco, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Sanjoy K. Dutta practice?
Dr. Dutta practices at 1200 El Camino Real, South San Francisco, CA 94080. Dr. Dutta's primary practice is Kaiser Permanente South San Francisco Medical Center in South San Francisco, California, part of Kaiser Permanente.
What is Dr. Sanjoy K. Dutta's office phone number?
The practice phone on file for Dr. Dutta is (650) 742-3200.
What is Dr. Sanjoy K. Dutta's medical license number?
Dr. Dutta holds California license G80978.
Which hospitals is Dr. Sanjoy K. Dutta affiliated with?
Dr. Dutta practices at Kaiser Permanente South San Francisco Medical Center in South San Francisco, California. Dr. Dutta is also affiliated with Fremont Medical Center.
What medical group is Dr. Sanjoy K. Dutta part of?
Dr. Dutta is linked to The Permanente Medical Group, Inc.
Does Dr. Sanjoy K. Dutta accept Medicare?
Yes. CMS lists Dr. Dutta as accepting Medicare assignment.
Is Dr. Sanjoy K. Dutta board certified?
Yes. Dr. Dutta is board certified in surgery by the American Board of Surgery.
Where did Dr. Sanjoy K. Dutta go to medical school?
Dr. Dutta graduated from Harvard Medical School in 1993.
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What drugs does Dr. Sanjoy K. Dutta prescribe most?
In 2024 Medicare Part D data, Dr. Dutta's most prescribed drugs by claims were Oxycodone HCl, Ondansetron HCl and Famotidine.
Has Dr. Sanjoy K. Dutta received payments from drug or device companies?
CMS Open Payments shows $7,446 in general payments to Dr. Dutta from 1 company from 2025 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Sanjoy K. Dutta been practicing?
Dr. Dutta graduated from medical school in 1993, 33 years ago.
Does Dr. Sanjoy K. Dutta do research?
Dmand AI links 9 publications to Dr. Dutta, published from 2017 to 2024.
Who does Dr. Sanjoy K. Dutta publish with?
Dr. Dutta's most frequent co-authors are Desmond A. Schatz, MD (3 shared papers), Jay S. Skyler, MD (3 shared papers) and Ananta Addala (2 shared papers).
What insurance does Dr. Sanjoy K. Dutta accept?
Dr. Dutta is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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