Dr. Carlin S. Long, MD

  • San Francisco, CA
  • Cardiologist
NPI1881603769PAC ID2466410717
Medicare services, 2024
581
Medicare patients, 2024
268
Part D claims, 2024
1,608
Publications
77
MIPS score, 2024
100
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 10 affiliations

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Dr. Carlin S. Long is a cardiologist in San Francisco, California

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

Dr. Long's NPI, 1881603769, was assigned on August 7, 2006. Dr. Long graduated from UT Southwestern Medical Center in 1982. Dr. Long's Colorado license number on file is 37070.

NPI and contact details
Medicare PAC ID
2466410717
NPI enumeration date
August 7, 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
Male
Estimated age
70
Medical school graduation
1982

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

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

Dr. Long'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

Dr. Carlin S. Long is affiliated with 6 sites of care and 4 medical groups

Dr. Long's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dr. Long is also affiliated with California Pacific Medical Center Van Ness Campus. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Long to 2 more hospitals, 3 medical groups and 2 group practices and clinics, each named with a free account.

See all 10 affiliations for Dr. Long

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

Dmand AI tracks the EHR system at Dr. Carlin S. Long's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Long practices, 6 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
+5 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Carlin S. Long is one of 2,375 cardiologists in California

Cardiovascular disease is Dr. Long's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Long is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Long's licenses on file in 3 states: Colorado, California and Texas.

Specialties and state licenses

  • Cardiovascular disease, ColoradoPrimaryLicense 37070 · 1998 to 2021 · taxonomy 207RC0000X
  • California license1984 to 2027
  • Texas license1983 to 2002

Clinical focus

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

Cardiologists near Dr. Long

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. Carlin S. Long billed Medicare for 581 services in 2024

CMS data shows 581 Medicare services from Dr. Long across 4 procedure codes in 2024, for 268 Medicare patients. Medicare paid $42,511 for them. Every service was in an office.

Medicare services, 2024581
Medicare patients268
Paid by Medicare$42,511
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 3512024: 3471%
Other services
2023: 02024: 234

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

  • Dr. Long
  • California median
Medicare services
581vs 1,56063% below
Medicare patients
268vs 64458% below
Part D claims
1,421vs 1,410Close to median

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

Dr. Long'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. Long

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

Dr. Carlin S. Long treated 268 Medicare patients in 2024, average age 77

CMS counts 268 Medicare patients who saw Dr. Long in 2024. The largest group is 75 to 84, with 114 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Long's median patient age at 78, with 41% women.

Medicare patients, 2024268
Average age77
Average risk score1.48
Also on Medicaid10%

Dr. Long's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Long's Medicare patients by sex, 2024

  • Women10640%
  • Men16260%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease46%
  4. Atrial fibrillation44%
  5. Arthritis42%
  6. Chronic kidney disease29%
  7. Cancer25%
  8. Heart failure22%

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

Dr. Long's patients across all payers

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

Patient panel by age, all payers

Median age 78

Patient panel by sex, all payers

  • Women41%
  • Men58%

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

Dr. Carlin S. Long wrote 1,608 Medicare Part D claims in 2024

In 2024, Dr. Long wrote 1,608 Medicare Part D claims for 246 patients. 80% of them were for generic drugs. CMS names the drug for 1,421 of them, across 30 drugs with 11 or more claims each, at $338,841 in total drug cost. In 2023, CMS named 1,211 claims across 29 drugs.

Part D claims, 20241,608
Drugs named by CMS30
Total drug cost$338,841
Part D patients246

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

  • Generic1,285 claims80%
  • Brand-name323 claims20%

Dr. Long'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,2112024: 1,42117%

Drugs named by CMS: 30 in 2024, 29 in 2023.

See all prescribing by Dr. Long

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Long'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

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Dr. Carlin S. Long has 77 publications on record

Dmand AI links 77 papers to Dr. Long, published from 2005 to 2022. 2017 was the busiest year, with 4. The most frequent topics are Cells, Cultured, Myocardium and Myocytes, Cardiac. Dr. Long has published most often in J Mol Cell Cardiol. Dr. Long's most frequent co-authors are Paul Cooper Simpson, MD, Matthew Taylor, MD and Mori J. Krantz, MD.

Papers77
Years published2005 to 2022

Dr. Long's papers by year, 2012 to 2022

Topics Dr. Long writes about most

  • Cells, Cultured
  • Myocardium
  • Myocytes, Cardiac
  • RNA, Messenger
  • Rats, Sprague-Dawley
  • Gene Expression Regulation
  • Signal Transduction
  • Animals, Newborn

Dr. Long's most frequent co-authors

Recent publications by Dr. Long

See all 77 publications and co-authors

See who Dr. Long researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Long 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. Carlin S. Long received $6,649 in industry payments from 2016 to 2024

CMS Open Payments shows 61 general payments to Dr. Long from 10 drug and device companies from 2016 to 2024. Travel and lodging make up the largest share, 66% of the total. Novartis Pharmaceuticals Corporation paid the most, $5,503.

General payments to Dr. Long by program year, 2016 to 2024

General payments to Dr. Long by kind, 2016 to 2024

$6.6Kin total
  • Travel and lodging$4,36766%
  • Food and beverage$2,28234%

Companies that paid Dr. Long the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Long

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

Dr. Carlin S. Long has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Long, most recently Regional Top Doctor in 2014.

Awards and honors for Dr. Long

  1. 2014
    • Regional Top Doctor
  2. Undated
    • ACC Fellow

Source: Dmand AI Professional Profile Data

Dr. Carlin S. Long graduated from UT Southwestern Medical Center

Dr. Long graduated from UT Southwestern Medical Center in 1982. Dr. Long is a member of ACC.

  1. Medical schoolUT Southwestern Medical Center
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Carlin S. Long accepts plans from 9 insurance carriers

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

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

Plan types Dr. Long accepts, by number of carriers

  1. Medicare7
  2. PPO6
  3. HMO3
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Carlin S. Long'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
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 Dr. Carlin S. Long

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. Carlin S. Long's NPI number?

Dr. Carlin S. Long's NPI number is 1881603769. It was assigned on August 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Carlin S. Long?

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

Where does Dr. Carlin S. Long practice?

Dr. Long practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Long'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. Long to 2 hospitals, 3 medical groups and 2 group practices and clinics.

What is Dr. Carlin S. Long's office phone number?

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

What is Dr. Carlin S. Long's medical license number?

Dr. Long's Colorado license number on file is 37070, one of the licenses on file in 3 states.

Which states has Dr. Carlin S. Long been licensed in?

Dmand AI has state licenses on file for Dr. Long in Colorado (1998 to 2021), California (1984 to 2027) and Texas (1983 to 2002).

Which hospitals is Dr. Carlin S. Long affiliated with?

Dr. Long practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California. Dr. Long is also affiliated with California Pacific Medical Center Van Ness Campus. Dmand AI links Dr. Long to 2 more hospitals.

What medical group is Dr. Carlin S. Long part of?

Dr. Long is linked to UCSF Pediatrics. Dmand AI links Dr. Long to 3 more medical groups.

Does Dr. Carlin S. Long accept Medicare?

Yes. CMS data shows Dr. Long billed Medicare for 581 services in 2024, and Dr. Long accepts Medicare assignment.

Does Dr. Carlin S. Long offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Carlin S. Long's MIPS score?

Dr. Long'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. Carlin S. Long see?

CMS counts 268 Medicare patients who saw Dr. Long in 2024, with an average age of 77.

Is Dr. Carlin S. Long board certified?

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

What services does Dr. Carlin S. Long bill to Medicare?

In 2024, Dr. Long's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and office visit, established patient (99214).

Where did Dr. Carlin S. Long go to medical school?

Dr. Long graduated from UT Southwestern Medical Center in 1982.

What drugs does Dr. Carlin S. Long prescribe most?

In 2024 Medicare Part D data, Dr. Long's most prescribed drugs by claims were Rosuvastatin Calcium, Eliquis and Atorvastatin Calcium.

Has Dr. Carlin S. Long received payments from drug or device companies?

CMS Open Payments shows $6,649 in general payments to Dr. Long from 10 companies from 2016 to 2024. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Dr. Carlin S. Long been practicing?

Dr. Long graduated from medical school in 1982, 44 years ago.

Does Dr. Carlin S. Long do research?

Dmand AI links 77 publications to Dr. Long, published from 2005 to 2022.

Who does Dr. Carlin S. Long publish with?

Dr. Long's most frequent co-authors are Paul Cooper Simpson, MD (12 shared papers), Matthew Taylor, MD (7 shared papers) and Mori J. Krantz, MD (4 shared papers).

What insurance does Dr. Carlin S. Long accept?

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

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