Dr. Anne Irene Thorson, MD

  • San Francisco, CA
  • Cardiologist
NPI1861567604
Medicare services, 2024
55
Medicare patients, 2024
38
Part D claims, 2022
82
Publications
1
MIPS score, 2024
100
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
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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 4 affiliations

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Dr. Anne Irene Thorson is a cardiologist in San Francisco, California

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

Dr. Thorson's NPI, 1861567604, was assigned on November 21, 2006. Dr. Thorson graduated from Stanford University School Of Medicine in 1983. Dr. Thorson's California license number on file is G57740.

NPI and contact details
NPI enumeration date
November 21, 2006
NPI status
Active
Practice phone
(415) 353-2733
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
69
Medical school graduation
1983

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

Dr. Anne Irene Thorson practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Dr. Thorson'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.

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Anne Irene Thorson is affiliated with 1 site of care and 3 medical groups

Dr. Thorson'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 Dr. Thorson to 2 more medical groups, each named with a free account.

See all 4 affiliations for Dr. Thorson

Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Anne Irene Thorson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thorson practices. 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
+2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Anne Irene Thorson is one of 2,375 cardiologists in California

Cardiovascular disease is Dr. Thorson's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Thorson is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Thorson has a license on file in California.

Specialties and state licenses

  • Cardiovascular disease, CaliforniaPrimaryLicense G57740 · 1986 to 2025 · taxonomy 207RC0000X

Clinical focus

Dmand AI lists atrial fibrillation and flutter and congestive heart failure among the conditions Dr. Thorson treats.

Cardiologists near Dr. Thorson

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

Dr. Anne Irene Thorson billed Medicare for 55 services in 2024

CMS data shows 55 Medicare services from Dr. Thorson across 2 procedure codes in 2024, for 38 Medicare patients. Medicare paid $4,867 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202455
Medicare patients38
Paid by Medicare$4,867
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 332024: 5567%

Dr. Thorson compared with the California median for cardiologists, 2024

  • Dr. Thorson
  • California median
Medicare services
55vs 1,56096% below
Medicare patients
38vs 64494% below
Part D claims
82vs 1,41094% below

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

Dr. Thorson'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. Thorson

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

Dr. Anne Irene Thorson treated 38 Medicare patients in 2024, average age 76

CMS counts 38 Medicare patients who saw Dr. Thorson in 2024. The largest group is 65 to 74, with 15 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 53% are also on Medicaid. Their average risk score is 3.19, 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. Thorson's median patient age at 73, with 50% women.

Medicare patients, 202438
Average age76
Average risk score3.19
Also on Medicaid53%

Dr. Thorson's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Thorson's Medicare patients by sex, 2024

  • Women1437%
  • Men2463%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Heart failure63%
  4. Ischemic heart disease61%
  5. Chronic kidney disease58%
  6. Atrial fibrillation55%
  7. Arthritis47%
  8. Diabetes47%

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

Dr. Thorson's patients across all payers

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

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women50%
  • Men50%

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

Dr. Anne Irene Thorson wrote 82 Medicare Part D claims in 2022

In 2022, Dr. Thorson wrote 82 Medicare Part D claims. They cover 4 drugs, with $18,483 in total drug cost. In 2021, CMS named 587 claims across 21 drugs.

Part D claims, 202282
Drugs named by CMS4
Total drug cost$18,483

Dr. Thorson's most prescribed drugs by claims, 2022

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, 2021 to 2022

  • 2021
  • 2022
Claims for drugs CMS names
2021: 5872022: 8286%

Drugs named by CMS: 4 in 2022, 21 in 2021.

See all prescribing by Dr. Thorson

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

Dr. Anne Irene Thorson 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 Dr. Thorson for performance year 2024, reported as part of a group.

Dr. Thorson'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.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

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Dr. Anne Irene Thorson has 1 publication on record

Dmand AI links 1 paper to Dr. Thorson.

Papers1

Recent publications by Dr. Thorson

See all 1 publications and co-authors

See who Dr. Thorson researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Thorson 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

Dr. Anne Irene Thorson received $30 in industry payments in 2022

CMS Open Payments shows 1 general payment to Dr. Thorson from 1 drug or device company in 2022. Education make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $30.

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

Share is of all general payments to this clinician.

See all payments to Dr. Thorson

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

Dr. Anne Irene Thorson graduated from Stanford University School Of Medicine

Dr. Thorson graduated from Stanford University School Of Medicine in 1983.

  1. Medical schoolStanford University School Of Medicine
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Anne Irene Thorson accepts plans from 7 insurance carriers

Dr. Thorson is in network with 7 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • CMS Medicare

Plan types Dr. Thorson accepts, by number of carriers

  1. Medicare7
  2. PPO6
  3. HMO2
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Anne Irene Thorson'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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)
MIPS scores, telehealth, assignment and procedure percentilesClinician 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. Anne Irene Thorson

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. Anne Irene Thorson's NPI number?

Dr. Anne Irene Thorson's NPI number is 1861567604. It was assigned on November 21, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Anne Irene Thorson?

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

Where does Dr. Anne Irene Thorson practice?

Dr. Thorson practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Thorson'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 Dr. Thorson to 2 medical groups.

What is Dr. Anne Irene Thorson's office phone number?

The practice phone on file for Dr. Thorson is (415) 353-2733.

What is Dr. Anne Irene Thorson's medical license number?

Dr. Thorson's California license number on file is G57740.

Which hospitals is Dr. Anne Irene Thorson affiliated with?

Dr. Thorson practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.

What medical group is Dr. Anne Irene Thorson part of?

Dr. Thorson is linked to UCSF Pediatrics. Dmand AI links Dr. Thorson to 2 more medical groups.

Does Dr. Anne Irene Thorson accept Medicare?

Yes. CMS data shows Dr. Thorson billed Medicare for 55 services in 2024.

What is Dr. Anne Irene Thorson's MIPS score?

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

How many Medicare patients does Dr. Anne Irene Thorson see?

CMS counts 38 Medicare patients who saw Dr. Thorson in 2024, with an average age of 76.

Show 8 more questionsShow fewer questions

Is Dr. Anne Irene Thorson board certified?

Yes. Dr. Thorson is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Dr. Anne Irene Thorson bill to Medicare?

In 2024, Dr. Thorson's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99222).

Where did Dr. Anne Irene Thorson go to medical school?

Dr. Thorson graduated from Stanford University School Of Medicine in 1983.

What drugs does Dr. Anne Irene Thorson prescribe most?

In 2022 Medicare Part D data, Dr. Thorson's most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Clopidogrel.

Has Dr. Anne Irene Thorson received payments from drug or device companies?

CMS Open Payments shows $30 in general payments to Dr. Thorson from 1 company from 2022 to 2022. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.

How long has Dr. Anne Irene Thorson been practicing?

Dr. Thorson graduated from medical school in 1983, 43 years ago.

Does Dr. Anne Irene Thorson do research?

Dmand AI links 1 publication to Dr. Thorson.

What insurance does Dr. Anne Irene Thorson accept?

Dr. Thorson is in network with 7 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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