Kirsten Tolstrup

  • San Francisco, CA
  • Cardiologist
NPI1396772786PAC ID1557559325
Medicare services, 2024
1,597
Medicare patients, 2024
788
Part D claims, 2024
951
Publications
23
Clinical trials
5
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

UCSF Helen Diller Medical Center at Parnassus Heights

Hospital · San Francisco, California

See all 9 affiliations

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Kirsten Tolstrup is a cardiologist in San Francisco, California

Kirsten Tolstrup practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.

Kirsten Tolstrup's NPI, 1396772786, was assigned on June 28, 2006. Kirsten Tolstrup graduated from University of Copenhagen Medical School in 1993. Kirsten Tolstrup holds California license A62057.

NPI and contact details
Medicare PAC ID
1557559325
NPI enumeration date
June 28, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(415) 353-2733
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
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)

Kirsten Tolstrup practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Kirsten Tolstrup's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.

Source: Dmand AI Affiliation Data

Kirsten Tolstrup is affiliated with 5 sites of care and 4 medical groups

Kirsten Tolstrup's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Pediatrics. Dmand AI also links Kirsten Tolstrup to 4 more group practices and clinics and 3 medical groups, each named with a free account.

See all 9 affiliations for Kirsten Tolstrup

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

Dmand AI tracks the EHR system at Kirsten Tolstrup's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Kirsten Tolstrup practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSF Helen Diller Medical Center at Parnassus HeightsAvailable with a free account
+4 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Kirsten Tolstrup is one of 2,375 cardiologists in California

Cardiovascular disease is Kirsten Tolstrup's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Kirsten Tolstrup is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Kirsten Tolstrup's licenses on file in 2 states: California and New Mexico.

Specialties and state licenses

  • Cardiovascular disease, CaliforniaPrimaryLicense A62057 · 1997 to 2026 · taxonomy 207RC0000X
  • New Mexico licenseLicense 2000-118 · 1998 to 2018

Clinical focus

Dmand AI lists aneurysm, atrial fibrillation and flutter, cardiomyopathy, chronic hypertension, circulation problems, congestive heart failure, coronary artery disease and heart attack among the conditions Kirsten Tolstrup treats.

Cardiologists near Kirsten Tolstrup

Counts of cardiologists 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

Kirsten Tolstrup billed Medicare for 1,597 services in 2024

CMS data shows 1,597 Medicare services from Kirsten Tolstrup across 17 procedure codes in 2024, for 788 Medicare patients. Medicare paid $73,189 for them.

Medicare services, 20241,597
Medicare patients788
Paid by Medicare$73,189
Procedure codes17

Kirsten Tolstrup's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,2132024: 1,02615%
Office and hospital visits
2023: 2102024: 29641%
Other services
2023: 02024: 275

Where Kirsten Tolstrup's Medicare services took place, 2024

  • In an office68943%
  • In a facility90857%

Kirsten Tolstrup compared with the California median for cardiologists, 2024

  • Kirsten Tolstrup
  • California median
Medicare services
1,597vs 1,560Close to median
Medicare patients
788vs 64422% above
Part D claims
777vs 1,41045% below

Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.

Kirsten Tolstrup'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 Kirsten Tolstrup

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

Kirsten Tolstrup treated 788 Medicare patients in 2024, average age 75

CMS counts 788 Medicare patients who saw Kirsten Tolstrup in 2024. The largest group is 75 to 84, with 314 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.21, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Kirsten Tolstrup's median patient age at 72, with 47% women.

Medicare patients, 2024788
Average age75
Average risk score2.21
Also on Medicaid35%

Kirsten Tolstrup's Medicare patients by age, 2024

Kirsten Tolstrup's Medicare patients by sex, 2024

  • Women36747%
  • Men42153%

Chronic conditions among Kirsten Tolstrup's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Heart failure45%
  4. Ischemic heart disease45%
  5. Atrial fibrillation42%
  6. Arthritis41%
  7. Chronic kidney disease41%
  8. Diabetes36%

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

Kirsten Tolstrup's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women47%
  • Men50%

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

Kirsten Tolstrup wrote 951 Medicare Part D claims in 2024

In 2024, Kirsten Tolstrup wrote 951 Medicare Part D claims for 187 patients. 77% of them were for generic drugs. CMS names the drug for 777 of them, across 21 drugs with 11 or more claims each, at $199,498 in total drug cost. In 2023, CMS named 554 claims across 19 drugs.

Part D claims, 2024951
Drugs named by CMS21
Total drug cost$199,498
Part D patients187

Kirsten Tolstrup's Part D claims by kind of drug, 2024

  • Generic733 claims77%
  • Brand-name218 claims23%

Kirsten Tolstrup'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 Kirsten Tolstrup's Part D claims, 2024

  • Antibiotics3%27 of 951 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: 5542024: 77740%

Drugs named by CMS: 21 in 2024, 19 in 2023.

See all prescribing by Kirsten Tolstrup

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

Kirsten Tolstrup scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Kirsten Tolstrup for performance year 2024, reported as part of a group. Kirsten Tolstrup accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Kirsten Tolstrup as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Kirsten Tolstrup's MIPS scores, performance year 2024

  • 100of 100Final score
  • 95of 100Quality
  • 40of 100Improvement Activities
  • 81of 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

For MedTech and pharma teams

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Kirsten Tolstrup has 23 publications on record

Dmand AI links 23 papers to Kirsten Tolstrup, published from 2006 to 2024. 2020 was the busiest year, with 3. The most frequent topics are Echocardiography, Transesophageal, Heart Valve Diseases and Mitral Valve. Kirsten Tolstrup has published most often in Am J Cardiol. Kirsten Tolstrup's most frequent co-authors are Robert J. Siegel, MD, Bojan Cercek, MD and Leonardo Macias, MD.

Papers23
Years published2006 to 2024

Kirsten Tolstrup's papers by year, 2009 to 2024

Topics Kirsten Tolstrup writes about most

  • Echocardiography, Transesophageal
  • Heart Valve Diseases
  • Mitral Valve
  • Echocardiography
  • Echocardiography, Three-Dimensional
  • Predictive Value of Tests
  • Ventricular Dysfunction, Left
  • Calcinosis

Kirsten Tolstrup's most frequent co-authors

Recent publications by Kirsten Tolstrup

See all 23 publications and co-authors

See who Kirsten Tolstrup researches with

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

How network discovery works

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

Kirsten Tolstrup has worked on 5 clinical trials

Dmand AI links Kirsten Tolstrup to 5 clinical trials. Conditions studied include Chest Pain, Aortic Stenosis, Subvalvular and Atherosclerosis. Cedars-Sinai Medical Center sponsors the most, 5.

Conditions in Kirsten Tolstrup's trials

  • Chest Pain
  • Aortic Stenosis, Subvalvular
  • Atherosclerosis
  • Cardiomyopathy, Hypertrophic
  • Pain

Recent clinical trials with Kirsten Tolstrup

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

Kirsten Tolstrup received $44,862 in industry payments from 2016 to 2025

CMS Open Payments shows 82 general payments to Kirsten Tolstrup from 6 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 82% of the total. Lantheus Medical Imaging, Inc. paid the most, $43,032.

General payments to Kirsten Tolstrup by program year, 2016 to 2025

General payments to Kirsten Tolstrup by kind, 2016 to 2025

$44.9Kin total
  • Speaker and faculty fees$37,00082%
  • Travel and lodging$4,71010%
  • Food and beverage$3,1537%

Companies that paid Kirsten Tolstrup the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Kirsten Tolstrup

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

Kirsten Tolstrup has 2 awards and honors on record

Dmand AI lists 2 awards for Kirsten Tolstrup.

Awards and honors for Kirsten Tolstrup

  1. Undated
    • ACC Fellow
    • Super Doc

Source: Dmand AI Professional Profile Data

Kirsten Tolstrup graduated from University of Copenhagen Medical School

Kirsten Tolstrup graduated from University of Copenhagen Medical School in 1993. Kirsten Tolstrup is a member of ACC.

  1. Medical schoolUniversity of Copenhagen Medical School
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Kirsten Tolstrup accepts plans from 12 insurance carriers

Kirsten Tolstrup is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • HCSC
  • Regence Health Plans
  • +4 more carriersWith a free account

Plan types Kirsten Tolstrup accepts, by number of carriers

  1. Medicare8
  2. PPO8
  3. EPO4
  4. HMO4
  5. POS3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Kirsten Tolstrup'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)
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 Kirsten Tolstrup

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

What is Kirsten Tolstrup's NPI number?

Kirsten Tolstrup's NPI number is 1396772786. It was assigned on June 28, 2006, and it is active in the NPI Registry.

What does Kirsten Tolstrup specialize in?

Kirsten Tolstrup is a cardiologist in San Francisco, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Kirsten Tolstrup practice?

Kirsten Tolstrup practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Kirsten Tolstrup's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Kirsten Tolstrup to 4 group practices and clinics and 3 medical groups.

What is Kirsten Tolstrup's office phone number?

The practice phone on file for Kirsten Tolstrup is (415) 353-2733.

What is Kirsten Tolstrup's medical license number?

Kirsten Tolstrup holds California license A62057, one of the licenses on file in 2 states.

Which states has Kirsten Tolstrup been licensed in?

Dmand AI has state licenses on file for Kirsten Tolstrup in California (1997 to 2026) and New Mexico (1998 to 2018).

Which hospitals is Kirsten Tolstrup affiliated with?

Kirsten Tolstrup practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.

What medical group is Kirsten Tolstrup part of?

Kirsten Tolstrup is linked to UCSF Pediatrics. Dmand AI links Kirsten Tolstrup to 3 more medical groups.

Does Kirsten Tolstrup accept Medicare?

Yes. CMS data shows Kirsten Tolstrup billed Medicare for 1,597 services in 2024, and Kirsten Tolstrup accepts Medicare assignment.

Does Kirsten Tolstrup offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Kirsten Tolstrup as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Kirsten Tolstrup's MIPS score?

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

How many Medicare patients does Kirsten Tolstrup see?

CMS counts 788 Medicare patients who saw Kirsten Tolstrup in 2024, with an average age of 75.

Is Kirsten Tolstrup board certified?

Yes. Kirsten Tolstrup is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Kirsten Tolstrup bill to Medicare?

In 2024, Kirsten Tolstrup's most billed Medicare services were heart test or procedure (93306), medicare service (G2211) and office visit, established patient (99214).

Where did Kirsten Tolstrup go to medical school?

Kirsten Tolstrup graduated from University of Copenhagen Medical School in 1993.

What drugs does Kirsten Tolstrup prescribe most?

In 2024 Medicare Part D data, Kirsten Tolstrup's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Eliquis.

Has Kirsten Tolstrup received payments from drug or device companies?

CMS Open Payments shows $44,862 in general payments to Kirsten Tolstrup from 6 companies from 2016 to 2025. The largest total came from Lantheus Medical Imaging, Inc.

How long has Kirsten Tolstrup been practicing?

Kirsten Tolstrup graduated from medical school in 1993, 33 years ago.

Does Kirsten Tolstrup do research?

Dmand AI links 23 publications to Kirsten Tolstrup, published from 2006 to 2024. Kirsten Tolstrup has worked on 5 clinical trials.

Who does Kirsten Tolstrup publish with?

Kirsten Tolstrup's most frequent co-authors are Robert J. Siegel, MD (9 shared papers), Bojan Cercek, MD (2 shared papers) and Leonardo Macias, MD (2 shared papers).

What insurance does Kirsten Tolstrup accept?

Kirsten Tolstrup is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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