Dr. Chitra Venkatasubramanian, MD

  • Stanford, CA
  • Vascular neurology physician
NPI1912930678PAC ID4587660139
Medicare services, 2024
311
Medicare patients, 2024
143
Part D claims, 2024
20
Publications
22
Clinical trials
2
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

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Dr. Chitra Venkatasubramanian is a vascular neurology physician in Stanford, California

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

Dr. Venkatasubramanian's NPI, 1912930678, was assigned on July 8, 2006. Dr. Venkatasubramanian graduated from Coimbatore Medical College in 1996. Dr. Venkatasubramanian's California license number on file is A84449.

NPI and contact details
Medicare PAC ID
4587660139
NPI enumeration date
July 8, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
53
Medical school graduation
1996

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

Dr. Chitra Venkatasubramanian practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Venkatasubramanian'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. Chitra Venkatasubramanian is affiliated with 2 sites of care and 2 medical groups

Dr. Venkatasubramanian'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. Venkatasubramanian to 1 more hospital and 1 medical group, each named with a free account. Dr. Venkatasubramanian's employer is on file too: a hospital.

See all 4 affiliations for Dr. Venkatasubramanian

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

Dmand AI tracks the EHR system at Dr. Chitra Venkatasubramanian's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Venkatasubramanian 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 site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Chitra Venkatasubramanian is one of 72 vascular neurology physicians in California

Vascular neurology is Dr. Venkatasubramanian's primary specialty in the NPI Registry, under taxonomy code 2084V0102X. Dr. Venkatasubramanian is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Venkatasubramanian's licenses on file in 2 states: California and Florida.

Specialties and state licenses

  • Vascular neurology, CaliforniaPrimaryLicense A84449 · 2003 to 2025 · taxonomy 2084V0102X
  • Florida license2015 to 2017

Clinical focus

Dmand AI lists seizures among the conditions Dr. Venkatasubramanian treats.

Vascular neurology physicians near Dr. Venkatasubramanian

Counts of vascular neurology physicians 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. Chitra Venkatasubramanian billed Medicare for 311 services in 2024

CMS data shows 311 Medicare services from Dr. Venkatasubramanian across 4 procedure codes in 2024, for 143 Medicare patients. Medicare paid $53,618 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024311
Medicare patients143
Paid by Medicare$53,618
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 3532024: 31112%

Dr. Venkatasubramanian compared with the California median for vascular neurology physicians, 2024

  • Dr. Venkatasubramanian
  • California median
Medicare services
311vs 27613% above
Medicare patients
143vs 19928% below
Part D claims
12vs 3465% below

Medians across 65 vascular neurology physicians in California with Dmand AI profiles that report each measure.

Dr. Venkatasubramanian'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. Venkatasubramanian

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

Dr. Chitra Venkatasubramanian treated 143 Medicare patients in 2024, average age 74

CMS counts 143 Medicare patients who saw Dr. Venkatasubramanian in 2024. The largest group is 65 to 74, with 55 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.22, 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. Venkatasubramanian's median patient age at 58, with 42% women.

Medicare patients, 2024143
Average age74
Average risk score2.22
Also on Medicaid32%

Dr. Venkatasubramanian's Medicare patients by age, 2024

Dr. Venkatasubramanian's Medicare patients by sex, 2024

  • Women6646%
  • Men7754%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Stroke or TIA74%
  4. Diabetes45%
  5. Ischemic heart disease45%
  6. Atrial fibrillation41%
  7. Chronic kidney disease41%
  8. Arthritis34%

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

Dr. Venkatasubramanian's patients across all payers

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

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women42%
  • Men56%

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

Dr. Chitra Venkatasubramanian wrote 20 Medicare Part D claims in 2024

In 2024, Dr. Venkatasubramanian wrote 20 Medicare Part D claims. 95% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $28 in total drug cost. In 2018, CMS named 11 claims across 1 drug.

Part D claims, 202420
Drugs named by CMS1
Total drug cost$28

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

  • Generic19 claims95%
  • Brand-name and other1 claims5%

Dr. Venkatasubramanian's most prescribed drugs by claims, 2021

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 2021

  • 2018
  • 2021
Claims for drugs CMS names
2018: 112021: 129%

Drugs named by CMS: 1 in 2021, 1 in 2018.

See all prescribing by Dr. Venkatasubramanian

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. Chitra Venkatasubramanian 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. Venkatasubramanian for performance year 2024, reported as part of a group. Dr. Venkatasubramanian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Venkatasubramanian as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Venkatasubramanian'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.

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

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Dr. Chitra Venkatasubramanian has 22 publications on record

Dmand AI links 22 papers to Dr. Venkatasubramanian, published from 2010 to 2023. 2010 was the busiest year, with 3. The most frequent topics are Cerebral Hemorrhage, Hematoma and Diffusion Magnetic Resonance Imaging. Dr. Venkatasubramanian has published most often in Neurocrit Care. Dr. Venkatasubramanian's most frequent co-authors are Nancy Jane Fischbein, MD, Marion Seaman Buckwalter, MD and Maarten G. Lansberg, MD.

Papers22
Years published2010 to 2023

Dr. Venkatasubramanian's papers by year, 2010 to 2023

Topics Dr. Venkatasubramanian writes about most

  • Cerebral Hemorrhage
  • Hematoma
  • Diffusion Magnetic Resonance Imaging
  • Brain Edema
  • Coma
  • Critical Care
  • Magnetic Resonance Imaging
  • Predictive Value of Tests

Dr. Venkatasubramanian's most frequent co-authors

Recent publications by Dr. Venkatasubramanian

See all 22 publications and co-authors

See who Dr. Venkatasubramanian researches with

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

How network discovery works

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

Dr. Chitra Venkatasubramanian has worked on 2 clinical trials

Dmand AI links Dr. Venkatasubramanian to 2 clinical trials, 2 of them phase 3 studies. Conditions studied include Cerebral Hemorrhage and Intracranial Hemorrhages. Johns Hopkins University sponsors the most, 2.

Conditions in Dr. Venkatasubramanian's trials

  • Cerebral Hemorrhage
  • Intracranial Hemorrhages

Investigators on the most trials with Dr. Venkatasubramanian

Recent clinical trials with Dr. Venkatasubramanian

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

Dr. Chitra Venkatasubramanian received $267,632 in industry payments from 2016 to 2025

CMS Open Payments shows 187 general payments to Dr. Venkatasubramanian from 12 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 91% of the total. Ceribell, Inc. paid the most, $129,304. It also lists 20 research payments totaling $12,274 from 2018 to 2025.

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

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

$267.6Kin total
  • Consulting fees$243,85491%
  • Travel and lodging$11,3264%
  • Speaker and faculty fees$7,6003%
  • Food and beverage$3,2851%
  • Other$1,5671%

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

Share is of all general payments to this clinician.

See all payments to Dr. Venkatasubramanian

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

Dr. Chitra Venkatasubramanian graduated from Coimbatore Medical College

Dr. Venkatasubramanian graduated from Coimbatore Medical College in 1996.

  1. Medical schoolCoimbatore Medical College
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology
  3. Board certified in vascular neurologyAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Chitra Venkatasubramanian accepts plans from 9 insurance carriers

Dr. Venkatasubramanian is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • HCSC
  • Regence Health Plans
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Venkatasubramanian accepts, by number of carriers

  1. Medicare7
  2. PPO7
  3. POS4
  4. EPO2
  5. HMO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Chitra Venkatasubramanian'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)
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. Chitra Venkatasubramanian

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. Chitra Venkatasubramanian's NPI number?

Dr. Chitra Venkatasubramanian's NPI number is 1912930678. It was assigned on July 8, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Chitra Venkatasubramanian?

Dr. Chitra Venkatasubramanian is a vascular neurology physician in Stanford, California. The primary specialty in the NPI Registry is Vascular Neurology Physician (taxonomy code 2084V0102X).

Where does Dr. Chitra Venkatasubramanian practice?

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

What is Dr. Chitra Venkatasubramanian's office phone number?

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

What is Dr. Chitra Venkatasubramanian's medical license number?

Dr. Venkatasubramanian's California license number on file is A84449, one of the licenses on file in 2 states.

Which states has Dr. Chitra Venkatasubramanian been licensed in?

Dmand AI has state licenses on file for Dr. Venkatasubramanian in California (2003 to 2025) and Florida (2015 to 2017).

Which hospitals is Dr. Chitra Venkatasubramanian affiliated with?

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

What medical group is Dr. Chitra Venkatasubramanian part of?

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

Does Dr. Chitra Venkatasubramanian accept Medicare?

Yes. CMS data shows Dr. Venkatasubramanian billed Medicare for 311 services in 2024, and Dr. Venkatasubramanian accepts Medicare assignment.

Does Dr. Chitra Venkatasubramanian offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Chitra Venkatasubramanian's MIPS score?

Dr. Venkatasubramanian'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. Chitra Venkatasubramanian see?

CMS counts 143 Medicare patients who saw Dr. Venkatasubramanian in 2024, with an average age of 74.

Is Dr. Chitra Venkatasubramanian board certified?

Yes. Dr. Venkatasubramanian is board certified in neurology by the American Board of Psychiatry and Neurology.

What services does Dr. Chitra Venkatasubramanian bill to Medicare?

In 2024, Dr. Venkatasubramanian's most billed Medicare services were critical care (99291), hospital inpatient care (99233) and office visit, established patient (99215).

Where did Dr. Chitra Venkatasubramanian go to medical school?

Dr. Venkatasubramanian graduated from Coimbatore Medical College in 1996.

What drugs does Dr. Chitra Venkatasubramanian prescribe most?

In 2021 Medicare Part D data, Dr. Venkatasubramanian's most prescribed drugs by claims were Fluoxetine HCl.

Has Dr. Chitra Venkatasubramanian received payments from drug or device companies?

CMS Open Payments shows $267,632 in general payments to Dr. Venkatasubramanian from 12 companies from 2016 to 2025. The largest total came from Ceribell, Inc.

How long has Dr. Chitra Venkatasubramanian been practicing?

Dr. Venkatasubramanian graduated from medical school in 1996, 30 years ago.

Does Dr. Chitra Venkatasubramanian do research?

Dmand AI links 22 publications to Dr. Venkatasubramanian, published from 2010 to 2023. Dr. Venkatasubramanian has worked on 2 clinical trials.

Who does Dr. Chitra Venkatasubramanian publish with?

Dr. Venkatasubramanian's most frequent co-authors are Nancy Jane Fischbein, MD (5 shared papers), Marion Seaman Buckwalter, MD (4 shared papers) and Maarten G. Lansberg, MD (4 shared papers).

What insurance does Dr. Chitra Venkatasubramanian accept?

Dr. Venkatasubramanian is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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