Dr. Sun Leung, MD
- Hospital affiliations
- 2
- Industry payments
- $24
- Medical groups
- 3
- Insurance carriers
- 1
- State licenses
- 2
- Practice address
- 222 W 39th Ave, San Mateo, CA 94403
- Practice phone
- Call (650) 573-2222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Leung'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.
Dr. Sun Leung is an anesthesiologist in San Mateo, California
Dr. Leung practices at San Mateo Medical Center in San Mateo, California, part of County of San Mateo, California.
Dr. Leung's NPI, 1063590651, was assigned on November 1, 2006. Dr. Leung graduated from University of Hong Kong Faculty of Medicine in 1989. Dr. Leung holds California license A51511.
- NPI
- 1063590651NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254526312
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 573-2222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sun Leung practices at San Mateo Medical Center in San Mateo, California
Dr. Leung's primary practice is San Mateo Medical Center, at 222 W 39th Ave, San Mateo, CA 94403 in San Mateo County. The practice phone is (650) 573-2222.
- San Mateo Medical Center222 W 39th Ave, San Mateo, CA 94403 · San Mateo CountyPhone(650) 573-2222
Source: Dmand AI Affiliation Data
Dr. Sun Leung is affiliated with 6 sites of care and 3 medical groups
Dr. Leung's primary practice is San Mateo Medical Center in San Mateo, California, part of County of San Mateo, California. Dr. Leung is also affiliated with Santa Clara Valley Medical Center. The medical group on file is San Mateo Medical Center. Dmand AI also links Dr. Leung to 2 more group practices and clinics, 2 skilled nursing facilities and 2 medical groups, 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. Sun Leung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leung practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Mateo Medical Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across County of San Mateo, California and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sun Leung is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Leung's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Leung is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Leung's licenses on file in 2 states: California and New York.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- New York license
Anesthesiologists near Dr. Leung
Counts of anesthesiologists 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. Sun Leung's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Dr. Leung's median patient age at 52, with 57% women.
Dr. Leung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
How Dr. Sun Leung takes part in Medicare
Dr. Leung accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Dr. Sun Leung received $24 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Leung from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $24.
Companies that paid Dr. Leung the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sun Leung graduated from University of Hong Kong Faculty of Medicine
Dr. Leung graduated from University of Hong Kong Faculty of Medicine in 1989.
- Medical school
- Board certified in anesthesiology
- Board certified in pain medicine
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Sun Leung accepts plans from 1 insurance carrier
Dr. Leung is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Sun Leung'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Sun Leung
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. Sun Leung's NPI number?
Dr. Sun Leung's NPI number is 1063590651. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sun Leung?
Dr. Sun Leung is an anesthesiologist in San Mateo, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Sun Leung practice?
Dr. Leung practices at 222 W 39th Ave, San Mateo, CA 94403. Dr. Leung's primary practice is San Mateo Medical Center in San Mateo, California, part of County of San Mateo, California. Dmand AI also links Dr. Leung to 2 group practices and clinics, 2 skilled nursing facilities and 2 medical groups.
What is Dr. Sun Leung's office phone number?
The practice phone on file for Dr. Leung is (650) 573-2222.
What is Dr. Sun Leung's medical license number?
Dr. Leung holds California license A51511, one of the licenses on file in 2 states.
Which states has Dr. Sun Leung been licensed in?
Dmand AI has state licenses on file for Dr. Leung in California (1992 to 2026) and New York (1996 to 2025).
Which hospitals is Dr. Sun Leung affiliated with?
Dr. Leung practices at San Mateo Medical Center in San Mateo, California. Dr. Leung is also affiliated with Santa Clara Valley Medical Center.
What medical group is Dr. Sun Leung part of?
Dr. Leung is linked to San Mateo Medical Center. Dmand AI links Dr. Leung to 2 more medical groups.
Does Dr. Sun Leung accept Medicare?
Yes. CMS lists Dr. Leung as accepting Medicare assignment.
Is Dr. Sun Leung board certified?
Yes. Dr. Leung is board certified in anesthesiology by the American Board of Anesthesiology.
Show 4 more questionsShow fewer questions
Where did Dr. Sun Leung go to medical school?
Dr. Leung graduated from University of Hong Kong Faculty of Medicine in 1989.
Has Dr. Sun Leung received payments from drug or device companies?
CMS Open Payments shows $24 in general payments to Dr. Leung from 1 company from 2025 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Sun Leung been practicing?
Dr. Leung graduated from medical school in 1989, 37 years ago.
What insurance does Dr. Sun Leung accept?
Dr. Leung is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
Selling to anesthesiology practices?
See anesthesiologists 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