Dr. Perin Ajay Kothari, DO

  • Stanford, CA
  • Anesthesiologist
NPI1508243270PAC ID6901223833
Medicare services, 2024
113
Medicare patients, 2024
70
Publications
18
MIPS score, 2024
89
Hospital affiliations
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. Perin Ajay Kothari is an anesthesiologist in Stanford, California

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

Dr. Kothari's NPI, 1508243270, was assigned on May 1, 2015. Dr. Kothari graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford in 2015. Dr. Kothari holds California license 20A17071.

NPI and contact details
Medicare PAC ID
6901223833
NPI enumeration date
May 1, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

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

Dr. Perin Ajay Kothari practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Kothari'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. Perin Ajay Kothari is affiliated with 2 sites of care and 2 medical groups

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

See all 4 affiliations for Dr. Kothari

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

Dmand AI tracks the EHR system at Dr. Perin Ajay Kothari's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kothari 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. Perin Ajay Kothari is one of 6,593 anesthesiologists in California

Anesthesiology is Dr. Kothari's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Kothari is board certified in adult cardiac anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Kothari's licenses on file in 2 states: California and Ohio.

Specialties and state licenses

  • Anesthesiology, CaliforniaPrimaryLicense 20A17071 · 2019 to 2026 · taxonomy 207L00000X
  • Ohio license2015 to 2021

Anesthesiologists near Dr. Kothari

Counts of anesthesiologists 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. Perin Ajay Kothari billed Medicare for 113 services in 2024

CMS data shows 113 Medicare services from Dr. Kothari across 7 procedure codes in 2024, for 70 Medicare patients. Medicare paid $21,636 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024113
Medicare patients70
Paid by Medicare$21,636
Procedure codes7

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

  • 2023
  • 2024
Surgery
2023: 552024: 4322%
Anesthesia
2023: 662024: 3645%
Tests and treatments
2023: 552024: 3438%

Dr. Kothari compared with the California median for anesthesiologists, 2024

  • Dr. Kothari
  • California median
Medicare services
113vs 7257% above
Medicare patients
70vs 14351% below

Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.

Dr. Kothari'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. Kothari

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

Dr. Perin Ajay Kothari treated 70 Medicare patients in 2024, average age 73

CMS counts 70 Medicare patients who saw Dr. Kothari in 2024. The largest group is 65 to 74, with 32 patients. 75% of them have atrial fibrillation, and 75% have high blood pressure. Their average risk score is 1.73, 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. Kothari's median patient age at 63, with 38% women.

Medicare patients, 202470
Average age73
Average risk score1.73

Dr. Kothari's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Kothari's Medicare patients by sex, 2024

  • Women3043%
  • Men4057%

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

  1. Atrial fibrillation75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Heart failure74%
  5. Ischemic heart disease71%
  6. Chronic kidney disease63%
  7. Arthritis40%
  8. Diabetes40%

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

Dr. Kothari'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

  • Women38%
  • Men58%

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

Dr. Perin Ajay Kothari 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. Kothari for performance year 2024, reported as part of a group. Dr. Kothari accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Kothari'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. Perin Ajay Kothari has 18 publications on record

Dmand AI links 18 papers to Dr. Kothari, published from 2018 to 2025. 2023 was the busiest year, with 4. The most frequent topics are Education, Medical, Graduate, Internship and Residency and American Heart Association. Dr. Kothari has published most often in J Cardiothorac Vasc Anesth. Dr. Kothari's most frequent co-authors are Matthew William Vanneman, MD, Natalie Jordan Bodmer, MD and Larissa Miyachi Kiwakyou, MD.

Papers18
Years published2018 to 2025

Dr. Kothari's papers by year, 2018 to 2025

Topics Dr. Kothari writes about most

  • Education, Medical, Graduate
  • Internship and Residency
  • American Heart Association
  • Anesthesiology
  • Aorta
  • Aortic Diseases
  • Cardiology
  • Echocardiography, Transesophageal

Dr. Kothari's most frequent co-authors

Recent publications by Dr. Kothari

See all 18 publications and co-authors

See who Dr. Kothari researches with

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

How network discovery works

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

Dr. Perin Ajay Kothari received $212 in industry payments in 2022

CMS Open Payments shows 1 general payment to Dr. Kothari from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $212.

Companies that paid Dr. Kothari the most, 2022 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Kothari

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

Dr. Perin Ajay Kothari graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford

Dr. Kothari graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford in 2015.

  1. Medical schoolRowan-Virtua School of Osteopathic Medicine - Stratford
  2. Board certified in adult cardiac anesthesiologyAmerican Board of Anesthesiology
  3. Board certified in anesthesiologyAmerican Board of Anesthesiology

Source: Dmand AI Professional Profile Data

Dr. Perin Ajay Kothari accepts plans from 2 insurance carriers

Dr. Kothari is in network with 2 carriers, including CMS Medicare and NV State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • CMS Medicare
  • NV State Medicaid

Plan types Dr. Kothari accepts, by number of carriers

  1. Medicaid1
  2. Medicare1

Source: Dmand AI Insurance Network Data

Sources for Dr. Perin Ajay Kothari'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)
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
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. Perin Ajay Kothari

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. Perin Ajay Kothari's NPI number?

Dr. Perin Ajay Kothari's NPI number is 1508243270. It was assigned on May 1, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Perin Ajay Kothari?

Dr. Perin Ajay Kothari is an anesthesiologist in Stanford, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does Dr. Perin Ajay Kothari practice?

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

What is Dr. Perin Ajay Kothari's office phone number?

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

What is Dr. Perin Ajay Kothari's medical license number?

Dr. Kothari holds California license 20A17071, one of the licenses on file in 2 states.

Which states has Dr. Perin Ajay Kothari been licensed in?

Dmand AI has state licenses on file for Dr. Kothari in California (2019 to 2026) and Ohio (2015 to 2021).

Which hospitals is Dr. Perin Ajay Kothari affiliated with?

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

What medical group is Dr. Perin Ajay Kothari part of?

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

Does Dr. Perin Ajay Kothari accept Medicare?

Yes. CMS data shows Dr. Kothari billed Medicare for 113 services in 2024, and Dr. Kothari accepts Medicare assignment.

What is Dr. Perin Ajay Kothari's MIPS score?

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

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Perin Ajay Kothari see?

CMS counts 70 Medicare patients who saw Dr. Kothari in 2024, with an average age of 73.

Is Dr. Perin Ajay Kothari board certified?

Yes. Dr. Kothari is board certified in adult cardiac anesthesiology by the American Board of Anesthesiology.

What services does Dr. Perin Ajay Kothari bill to Medicare?

In 2024, Dr. Kothari's most billed Medicare services were surgery: heart and blood vessels (36620), heart test or procedure (93312) and heart test or procedure (93325).

Where did Dr. Perin Ajay Kothari go to medical school?

Dr. Kothari graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford in 2015.

Has Dr. Perin Ajay Kothari received payments from drug or device companies?

CMS Open Payments shows $212 in general payments to Dr. Kothari from 1 company from 2022 to 2022. The largest total came from Edwards Lifesciences Corporation.

How long has Dr. Perin Ajay Kothari been practicing?

Dr. Kothari graduated from medical school in 2015, 11 years ago.

Does Dr. Perin Ajay Kothari do research?

Dmand AI links 18 publications to Dr. Kothari, published from 2018 to 2025.

Who does Dr. Perin Ajay Kothari publish with?

Dr. Kothari's most frequent co-authors are Matthew William Vanneman, MD (6 shared papers), Natalie Jordan Bodmer, MD (5 shared papers) and Larissa Miyachi Kiwakyou, MD (4 shared papers).

What insurance does Dr. Perin Ajay Kothari accept?

Dr. Kothari is in network with 2 carriers, including CMS Medicare and NV State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.

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