Dr. Kwan Chun, MD
- Medicare services, 2024
- 104
- Medicare patients, 2024
- 66
- Part D claims, 2024
- 840
- Hospital affiliations
- 2
- Industry payments
- $129
- Practice address
- 300 Pasteur Drive, Stanford, CA 94305
- Practice phone
- Call (650) 723-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chun's professional email, personal email and mobile number
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Dr. Kwan Chun is a family medicine physician in Stanford, California
Dr. Chun practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Chun's NPI, 1801986955, was assigned on October 12, 2006. Dr. Chun graduated from Ohio Medical University in 2003. Dr. Chun holds California license A90941.
- NPI
- 1801986955NPI Registry (opens in a new tab)
- NPI enumeration date
- October 12, 2006
- NPI status
- Active
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Kwan Chun practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Chun'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.
- Stanford Hospital at 300 Pasteur Drive300 Pasteur Drive, Stanford, CA 94305 · Santa Clara CountyPhone(650) 723-4000
Source: Dmand AI Affiliation Data
Dr. Kwan Chun is affiliated with 4 sites of care and 5 medical groups
Dr. Chun's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Carbon Health. Dmand AI also links Dr. Chun to 1 more hospital, 4 medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kwan Chun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chun practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stanford Hospital at 300 Pasteur Drive | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kwan Chun is one of 15,680 family medicine physicians in California
Family medicine is Dr. Chun's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Chun is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Chun
Counts of family medicine physicians 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. Kwan Chun billed Medicare for 104 services in 2024
CMS data shows 104 Medicare services from Dr. Chun across 3 procedure codes in 2024, for 66 Medicare patients. Medicare paid $10,486 for them. Every service was in an office.
Dr. Chun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1052024: 8915%
- Other services
- 2023: 162024: 156%
- Tests and treatments
- 2023: 112024: 0100%
Dr. Chun compared with the California median for family medicine physicians, 2024
- Dr. Chun
- California median
- Medicare services
- 104vs 24658% below
- Medicare patients
- 66vs 11844% below
- Part D claims
- 623vs 83325% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Chun'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kwan Chun treated 66 Medicare patients in 2024, average age 73
CMS counts 66 Medicare patients who saw Dr. Chun in 2024. The largest group is 65 to 74, with 30 patients. 67% of them have high blood pressure, and 45% have high cholesterol. 24% are also on Medicaid. Their average risk score is 0.77, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chun's median patient age at 47, with 29% women.
Dr. Chun's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chun's Medicare patients by sex, 2024
- Women3045%
- Men3655%
Chronic conditions among Dr. Chun's Medicare patients, 2024
- High blood pressure67%
- High cholesterol45%
- Arthritis26%
- Mood disorders21%
- Anxiety17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women29%
- Men66%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kwan Chun wrote 840 Medicare Part D claims in 2024
In 2024, Dr. Chun wrote 840 Medicare Part D claims for 126 patients. 91% of them were for generic drugs. CMS names the drug for 623 of them, across 20 drugs with 11 or more claims each, at $28,036 in total drug cost. In 2023, CMS named 245 claims across 12 drugs.
Dr. Chun's Part D claims by kind of drug, 2024
- Generic764 claims91%
- Brand-name76 claims9%
Dr. Chun'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: 2452024: 623154%
Drugs named by CMS: 20 in 2024, 12 in 2023.
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
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Dr. Kwan Chun received $129 in industry payments from 2017 to 2025
CMS Open Payments shows 3 general payments to Dr. Chun from 2 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Abiomed paid the most, $86.
General payments to Dr. Chun by program year, 2017 to 2025
Companies that paid Dr. Chun the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kwan Chun graduated from Ohio Medical University
Dr. Chun graduated from Ohio Medical University in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kwan Chun's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Kwan Chun
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. Kwan Chun's NPI number?
Dr. Kwan Chun's NPI number is 1801986955. It was assigned on October 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kwan Chun?
Dr. Kwan Chun is a family medicine physician in Stanford, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Kwan Chun practice?
Dr. Chun practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Chun's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Chun to 1 hospital, 4 medical groups and 2 group practices and clinics.
What is Dr. Kwan Chun's office phone number?
The practice phone on file for Dr. Chun is (650) 723-4000.
What is Dr. Kwan Chun's medical license number?
Dr. Chun holds California license A90941.
Which hospitals is Dr. Kwan Chun affiliated with?
Dr. Chun practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Chun to 1 more hospital.
What medical group is Dr. Kwan Chun part of?
Dr. Chun is linked to Carbon Health. Dmand AI links Dr. Chun to 4 more medical groups.
Does Dr. Kwan Chun accept Medicare?
Yes. CMS data shows Dr. Chun billed Medicare for 104 services in 2024.
How many Medicare patients does Dr. Kwan Chun see?
CMS counts 66 Medicare patients who saw Dr. Chun in 2024, with an average age of 73.
What services does Dr. Kwan Chun bill to Medicare?
In 2024, Dr. Chun's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and medicare service (G0439).
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Where did Dr. Kwan Chun go to medical school?
Dr. Chun graduated from Ohio Medical University in 2003.
What drugs does Dr. Kwan Chun prescribe most?
In 2024 Medicare Part D data, Dr. Chun's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Kwan Chun received payments from drug or device companies?
CMS Open Payments shows $129 in general payments to Dr. Chun from 2 companies from 2017 to 2025. The largest total came from Abiomed.
How long has Dr. Kwan Chun been practicing?
Dr. Chun graduated from medical school in 2003, 23 years ago.
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