Dr. Sayantani Bhattacharya Sindher, MD

  • Palo Alto, CA
  • Allergist and immunologist
NPI1366739740
Medicare services, 2018
26
Part D claims, 2019
57
Publications
75
Clinical trials
2
Hospital affiliations
1
Practice address
725 Welch Road, Palo Alto, CA 94304
Practice phone
Call (650) 497-8000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lucile Packard Children's Hospital Stanford

Hospital · Palo Alto, California

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Dr. Sayantani Bhattacharya Sindher is an allergist and immunologist in Palo Alto, California

Dr. Sindher practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University.

Dr. Sindher's NPI, 1366739740, was assigned on July 6, 2011. Dr. Sindher graduated from SUNY Downstate Health Sciences University in 2010. Dr. Sindher holds California license A144981.

NPI and contact details
NPI enumeration date
July 6, 2011
NPI status
Active
Practice phone
(650) 497-8000
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
42
Medical school graduation
2010

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

Dr. Sayantani Bhattacharya Sindher practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California

Dr. Sindher's primary practice is Lucile Packard Children's Hospital Stanford, at 725 Welch Road, Palo Alto, CA 94304 in Santa Clara County. The practice phone is (650) 497-8000.

Source: Dmand AI Affiliation Data

Dr. Sayantani Bhattacharya Sindher is affiliated with 1 site of care and 2 medical groups

Dr. Sindher's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Sindher to 1 more medical group, named with a free account. Dr. Sindher's employer is on file too: a hospital.

See all 3 affiliations for Dr. Sindher

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

Dmand AI tracks the EHR system at Dr. Sayantani Bhattacharya Sindher's practice

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

EHR by site
SiteEHR vendor and product
Lucile Packard Children's Hospital StanfordAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Sayantani Bhattacharya Sindher is one of 386 allergists and immunologists in California

Allergy and immunology is Dr. Sindher's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Sindher is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dmand AI has Dr. Sindher's licenses on file in 2 states: California and Pennsylvania.

Specialties and state licenses

  • Allergy and immunology, CaliforniaPrimaryLicense A144981 · 2016 to 2026 · taxonomy 207K00000X
  • Pennsylvania licenseLicense MD448254 · 2013 to 2016

Allergists and immunologists near Dr. Sindher

Counts of allergists and immunologists 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. Sayantani Bhattacharya Sindher billed Medicare for 26 services in 2018

CMS data shows 26 Medicare services from Dr. Sindher across 2 procedure codes in 2018, all of them office visits. Medicare paid $2,913 for them. Every service was in an office.

Medicare services, 201826
Paid by Medicare$2,913
Procedure codes2

Dr. Sindher compared with the California median for allergists and immunologists, 2018

  • Dr. Sindher
  • California median
Medicare services
26vs 1,84099% below
Part D claims
57vs 25978% below

Medians across 368 allergists and immunologists in California with Dmand AI profiles that report each measure.

Dr. Sindher's most billed Medicare procedure codes, 2018

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. Sindher

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sindher and other allergists and immunologists in California.

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

Dr. Sayantani Bhattacharya Sindher's patients have a median age of 10

Across all payers, Dmand AI patient panel data puts Dr. Sindher's median patient age at 10, with 32% women.

Dr. Sindher's patients across all payers

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

Patient panel by age, all payers

Median age 10

Patient panel by sex, all payers

  • Women32%
  • Men67%

Source: Dmand AI Patient Panel Data

Dr. Sayantani Bhattacharya Sindher wrote 57 Medicare Part D claims in 2019

In 2019, Dr. Sindher wrote 57 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $2,079 in total drug cost. In 2018, CMS named 80 claims across 4 drugs.

Part D claims, 201957
Drugs named by CMS2
Total drug cost$2,079

Dr. Sindher's most prescribed drugs by claims, 2019

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, 2018 to 2019

  • 2018
  • 2019
Claims for drugs CMS names
2018: 802019: 5729%

Drugs named by CMS: 2 in 2019, 4 in 2018.

See all prescribing by Dr. Sindher

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

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Dr. Sayantani Bhattacharya Sindher has 75 publications on record

Dmand AI links 75 papers to Dr. Sindher, published from 2012 to 2025. 2024 was the busiest year, with 16. The most frequent topics are Food Hypersensitivity, Allergens and Desensitization, Immunologic. Dr. Sindher has published most often in Allergy. Dr. Sindher's most frequent co-authors are Kari C. Nadeau, MD, PhD, Edwin H. Kim, MD and Robert Wood, MD.

Papers75
Years published2012 to 2025

Dr. Sindher's papers by year, 2013 to 2025

Topics Dr. Sindher writes about most

  • Food Hypersensitivity
  • Allergens
  • Desensitization, Immunologic
  • Immunoglobulin E
  • Peanut Hypersensitivity
  • Arachis
  • Administration, Oral
  • Dermatitis, Atopic

Dr. Sindher's most frequent co-authors

Recent publications by Dr. Sindher

See all 75 publications and co-authors

See who Dr. Sindher researches with

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

How network discovery works

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

Dr. Sayantani Bhattacharya Sindher has worked on 2 clinical trials

Dmand AI links Dr. Sindher to 2 clinical trials. Conditions studied include Dermatitis, Atopic, Rhinitis, Allergic and Rhinitis. Open Payments lists research payments to Dr. Sindher that name 1 trial.

Conditions in Dr. Sindher's trials

  • Dermatitis, Atopic
  • Rhinitis, Allergic
  • Rhinitis
  • Skin Diseases, Eczematous

Investigators on the most trials with Dr. Sindher

Recent clinical trials with Dr. Sindher

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Sayantani Bhattacharya Sindher received $32,267 in industry payments from 2016 to 2025

CMS Open Payments shows 47 general payments to Dr. Sindher from 12 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 43% of the total. Genentech, Inc. paid the most, $26,393. It also lists 7 research payments totaling $958 in 2018, naming 1 clinical trial.

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

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

$32.3Kin total
  • Speaker and faculty fees$13,80043%
  • Consulting fees$13,61942%
  • Travel and lodging$2,8669%
  • Food and beverage$1,9826%

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

Share is of all general payments to this clinician.

See all payments to Dr. Sindher

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

Dr. Sayantani Bhattacharya Sindher graduated from SUNY Downstate Health Sciences University

Dr. Sindher graduated from SUNY Downstate Health Sciences University in 2010.

  1. Medical schoolSUNY Downstate Health Sciences University
  2. Board certified in allergy & immunologyAmerican Board of Allergy and Immunology
  3. Board certified in pediatricsAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Sayantani Bhattacharya Sindher accepts plans from 9 insurance carriers

Dr. Sindher is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • Cigna
  • +1 more carriersWith a free account

Plan types Dr. Sindher accepts, by number of carriers

  1. PPO6
  2. Medicare4
  3. HMO3
  4. POS3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Sayantani Bhattacharya Sindher'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 Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (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)
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. Sayantani Bhattacharya Sindher

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. Sayantani Bhattacharya Sindher's NPI number?

Dr. Sayantani Bhattacharya Sindher's NPI number is 1366739740. It was assigned on July 6, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. Sayantani Bhattacharya Sindher?

Dr. Sayantani Bhattacharya Sindher is an allergist and immunologist in Palo Alto, California. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).

Where does Dr. Sayantani Bhattacharya Sindher practice?

Dr. Sindher practices at 725 Welch Road, Palo Alto, CA 94304. Dr. Sindher's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. Dmand AI also links Dr. Sindher to 1 medical group.

What is Dr. Sayantani Bhattacharya Sindher's office phone number?

The practice phone on file for Dr. Sindher is (650) 497-8000.

What is Dr. Sayantani Bhattacharya Sindher's medical license number?

Dr. Sindher holds California license A144981, one of the licenses on file in 2 states.

Which states has Dr. Sayantani Bhattacharya Sindher been licensed in?

Dmand AI has state licenses on file for Dr. Sindher in California (2016 to 2026) and Pennsylvania (2013 to 2016).

Which hospitals is Dr. Sayantani Bhattacharya Sindher affiliated with?

Dr. Sindher practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California.

What medical group is Dr. Sayantani Bhattacharya Sindher part of?

Dr. Sindher is linked to Stanford Health Care. Dmand AI links Dr. Sindher to 1 more medical group.

Does Dr. Sayantani Bhattacharya Sindher accept Medicare?

Yes. CMS data shows Dr. Sindher billed Medicare for 26 services in 2018.

Is Dr. Sayantani Bhattacharya Sindher board certified?

Yes. Dr. Sindher is board certified in allergy & immunology by the American Board of Allergy and Immunology.

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What services does Dr. Sayantani Bhattacharya Sindher bill to Medicare?

In 2018, Dr. Sindher's most billed Medicare services were office visit, new patient (99203) and office visit, new patient (99204).

Where did Dr. Sayantani Bhattacharya Sindher go to medical school?

Dr. Sindher graduated from SUNY Downstate Health Sciences University in 2010.

What drugs does Dr. Sayantani Bhattacharya Sindher prescribe most?

In 2019 Medicare Part D data, Dr. Sindher's most prescribed drugs by claims were Azelastine HCl and Fluticasone Propionate.

Has Dr. Sayantani Bhattacharya Sindher received payments from drug or device companies?

CMS Open Payments shows $32,267 in general payments to Dr. Sindher from 12 companies from 2016 to 2025. The largest total came from Genentech, Inc.

How long has Dr. Sayantani Bhattacharya Sindher been practicing?

Dr. Sindher graduated from medical school in 2010, 16 years ago.

Does Dr. Sayantani Bhattacharya Sindher do research?

Dmand AI links 75 publications to Dr. Sindher, published from 2012 to 2025. Dr. Sindher has worked on 2 clinical trials.

Who does Dr. Sayantani Bhattacharya Sindher publish with?

Dr. Sindher's most frequent co-authors are Kari C. Nadeau, MD, PhD (20 shared papers), Edwin H. Kim, MD (6 shared papers) and Robert Wood, MD (6 shared papers).

What insurance does Dr. Sayantani Bhattacharya Sindher accept?

Dr. Sindher is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.

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