Dr. Calvin K. Kwong, MD

  • San Francisco, CA
  • Interventional cardiologist
NPI1720406119PAC ID4486033255
Medicare services, 2024
1,595
Medicare patients, 2024
463
Part D claims, 2024
1,414
Publications
5
MIPS score, 2024
86
Practice address
2250 Hayes St, San Francisco, CA 94117
Practice phone
Call (415) 666-3220
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Cardiovascular Medical Group

San Francisco, California

See all 12 affiliations

Find Dr. Kwong's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Dr. Calvin K. Kwong is an interventional cardiologist in San Francisco, California

Dr. Kwong practices at Cardiovascular Medical Group in San Francisco, California.

Dr. Kwong's NPI, 1720406119, was assigned on April 2, 2014. Dr. Kwong graduated from SUNY Downstate Health Sciences University in 2014. Dr. Kwong's California license number on file is A139761.

NPI and contact details
Medicare PAC ID
4486033255
NPI enumeration date
April 2, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 666-3220
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
38
Medical school graduation
2014

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

Dr. Calvin K. Kwong practices at Cardiovascular Medical Group in San Francisco, California

Dr. Kwong's primary practice is Cardiovascular Medical Group, at 2250 Hayes St, San Francisco, CA 94117 in San Francisco County. The practice phone is (415) 666-3220.

  • Cardiovascular Medical Group
    2250 Hayes St, San Francisco, CA 94117 · San Francisco CountyPhone(415) 666-3220

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Calvin K. Kwong is affiliated with 9 sites of care and 3 medical groups

Dr. Kwong's primary practice is Cardiovascular Medical Group in San Francisco, California. Dr. Kwong is also affiliated with California Pacific Medical Center Van Ness Campus. The medical group on file is Cardiovascular Medical Group. Dmand AI also links Dr. Kwong to 4 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.

See all 12 affiliations for Dr. Kwong

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Calvin K. Kwong's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kwong practices, 8 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cardiovascular Medical GroupAvailable with a free account
+8 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Kwong practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Calvin K. Kwong is one of 582 interventional cardiologists in California

Interventional cardiology is Dr. Kwong's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Kwong is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Kwong has a license on file in California.

Specialties and state licenses

  • Interventional cardiology, CaliforniaPrimaryLicense A139761 · 2015 to 2025 · taxonomy 207RI0011X

Clinical focus

Dmand AI lists aneurysm, angioplasty, aortic atherosclerois, atrial fibrillation and flutter, cardiac catheterization, chronic hypertension, coronary artery disease and heart blockage among the conditions Dr. Kwong treats.

Interventional cardiologists near Dr. Kwong

Counts of interventional 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. Calvin K. Kwong billed Medicare for 1,595 services in 2024

CMS data shows 1,595 Medicare services from Dr. Kwong across 25 procedure codes in 2024, for 463 Medicare patients. Medicare paid $127,050 for them.

Medicare services, 20241,595
Medicare patients463
Paid by Medicare$127,050
Procedure codes25

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

  • 2023
  • 2024
Tests and treatments
2023: 5802024: 83243%
Office and hospital visits
2023: 4822024: 56718%
Drugs given in the office
2023: 4372024: 8082%
Imaging
2023: 502024: 7448%
Other services
2023: 382024: 4211%

Where Dr. Kwong's Medicare services took place, 2024

  • In an office88355%
  • In a facility71245%

Dr. Kwong compared with the California median for interventional cardiologists, 2024

  • Dr. Kwong
  • California median
Medicare services
1,595vs 2,38733% below
Medicare patients
463vs 75138% below
Part D claims
1,258vs 1,82631% below

Medians across 573 interventional cardiologists in California with Dmand AI profiles that report each measure.

Dr. Kwong'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. Kwong

Need commercial claims for Dr. Kwong?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kwong and other interventional cardiologists in California.

Book a meeting

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

Dr. Calvin K. Kwong treated 463 Medicare patients in 2024, average age 78

CMS counts 463 Medicare patients who saw Dr. Kwong in 2024. The largest group is 75 to 84, with 179 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 48% are also on Medicaid. Their average risk score is 1.90, 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. Kwong's median patient age at 73, with 41% women.

Medicare patients, 2024463
Average age78
Average risk score1.90
Also on Medicaid48%

Dr. Kwong's Medicare patients by age, 2024

Dr. Kwong's Medicare patients by sex, 2024

  • Women25254%
  • Men21146%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes54%
  4. Ischemic heart disease50%
  5. Chronic kidney disease43%
  6. Arthritis38%
  7. Heart failure38%
  8. Atrial fibrillation34%

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

Dr. Kwong'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

  • Women41%
  • Men49%

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

Dr. Calvin K. Kwong wrote 1,414 Medicare Part D claims in 2024

In 2024, Dr. Kwong wrote 1,414 Medicare Part D claims for 273 patients. 75% of them were for generic drugs. CMS names the drug for 1,258 of them, across 26 drugs with 11 or more claims each, at $383,070 in total drug cost. In 2023, CMS named 706 claims across 18 drugs.

Part D claims, 20241,414
Drugs named by CMS26
Total drug cost$383,070
Part D patients273

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

  • Generic1,055 claims75%
  • Brand-name359 claims25%

Dr. Kwong'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: 7062024: 1,25878%

Drugs named by CMS: 26 in 2024, 18 in 2023.

See all prescribing by Dr. Kwong

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. Calvin K. Kwong scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Kwong for performance year 2024, reported as part of a group. Dr. Kwong accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 39 procedures of coronary angioplasty and stenting by Dr. Kwong, more than 75% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Kwong's MIPS scores, performance year 2024

  • 86of 100Final score
  • 57.2of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Kwong ranks in Medicare procedure volume

Coronary angioplasty and stenting
75th percentile39 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

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

For MedTech and pharma teams

Find interventional cardiologists like Dr. Kwong by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Calvin K. Kwong has 5 publications on record

Dmand AI links 5 papers to Dr. Kwong, published from 2017 to 2019. The most frequent topics are California. Dr. Kwong's most frequent co-authors are Susan Xiuqing Zhao, MD, Michael H. Crawford, MD and Amit Arun Gohil, MD.

Papers5
Years published2017 to 2019

Topics Dr. Kwong writes about most

  • California

Dr. Kwong's most frequent co-authors

Recent publications by Dr. Kwong

See all 5 publications and co-authors

See who Dr. Kwong researches with

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

How network discovery works

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

Dr. Calvin K. Kwong received $12,593 in industry payments from 2018 to 2025

CMS Open Payments shows 479 general payments to Dr. Kwong from 42 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $2,333.

General payments to Dr. Kwong by program year, 2018 to 2025

General payments to Dr. Kwong by kind, 2018 to 2025

$12.6Kin total
  • Food and beverage$12,554100%
  • Education$310%
  • Travel and lodging$80%

Companies that paid Dr. Kwong the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kwong

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

Dr. Calvin K. Kwong graduated from SUNY Downstate Health Sciences University

Dr. Kwong graduated from SUNY Downstate Health Sciences University in 2014.

  1. Medical schoolSUNY Downstate Health Sciences University
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in interventional cardiologyAmerican Board of Internal Medicine
  5. Board certified in cardiac ctCertification Board of Cardiovascular Computed Tomography

Source: Dmand AI Professional Profile Data

Dr. Calvin K. Kwong accepts plans from 14 insurance carriers

Dr. Kwong is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Kwong accepts, by number of carriers

  1. Medicare9
  2. PPO9
  3. HMO6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Calvin K. Kwong'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Doctors and Clinicians Utilization Data (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. Calvin K. Kwong

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. Calvin K. Kwong's NPI number?

Dr. Calvin K. Kwong's NPI number is 1720406119. It was assigned on April 2, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Calvin K. Kwong?

Dr. Calvin K. Kwong is an interventional cardiologist in San Francisco, California. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).

Where does Dr. Calvin K. Kwong practice?

Dr. Kwong practices at 2250 Hayes St, San Francisco, CA 94117. Dr. Kwong's primary practice is Cardiovascular Medical Group in San Francisco, California. Dmand AI also links Dr. Kwong to 4 hospitals, 3 group practices and clinics and 2 medical groups.

What is Dr. Calvin K. Kwong's office phone number?

The practice phone on file for Dr. Kwong is (415) 666-3220.

What is Dr. Calvin K. Kwong's medical license number?

Dr. Kwong's California license number on file is A139761.

Which hospitals is Dr. Calvin K. Kwong affiliated with?

Dr. Kwong is affiliated with California Pacific Medical Center Van Ness Campus. Dmand AI links Dr. Kwong to 4 more hospitals.

What medical group is Dr. Calvin K. Kwong part of?

Dr. Kwong is linked to Cardiovascular Medical Group. Dmand AI links Dr. Kwong to 2 more medical groups.

Does Dr. Calvin K. Kwong accept Medicare?

Yes. CMS data shows Dr. Kwong billed Medicare for 1,595 services in 2024, and Dr. Kwong accepts Medicare assignment.

What is Dr. Calvin K. Kwong's MIPS score?

Dr. Kwong's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.

How many Medicare patients does Dr. Calvin K. Kwong see?

CMS counts 463 Medicare patients who saw Dr. Kwong in 2024, with an average age of 78.

Show 9 more questionsShow fewer questions

Is Dr. Calvin K. Kwong board certified?

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

What services does Dr. Calvin K. Kwong bill to Medicare?

In 2024, Dr. Kwong's most billed Medicare services were heart test or procedure (93306), heart test or procedure (93000) and office visit, established patient (99213).

Where did Dr. Calvin K. Kwong go to medical school?

Dr. Kwong graduated from SUNY Downstate Health Sciences University in 2014.

What drugs does Dr. Calvin K. Kwong prescribe most?

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

Has Dr. Calvin K. Kwong received payments from drug or device companies?

CMS Open Payments shows $12,593 in general payments to Dr. Kwong from 42 companies from 2018 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Calvin K. Kwong been practicing?

Dr. Kwong graduated from medical school in 2014, 12 years ago.

Does Dr. Calvin K. Kwong do research?

Dmand AI links 5 publications to Dr. Kwong, published from 2017 to 2019.

Who does Dr. Calvin K. Kwong publish with?

Dr. Kwong's most frequent co-authors are Susan Xiuqing Zhao, MD (3 shared papers), Michael H. Crawford, MD (2 shared papers) and Amit Arun Gohil, MD (2 shared papers).

What insurance does Dr. Calvin K. Kwong accept?

Dr. Kwong is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

Selling to interventional cardiology practices?

See interventional cardiologists in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)