Qisi Sun, MD
Dermatology Physician · Palo Alto, CA
Qisi Sun, MD is a dermatology physician with a practice address in Palo Alto, California, and NPI 1093396665, issued on Apr 15, 2021. Check the license (California A181318, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Qisi Sun
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- A181318 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Palo Alto, CA 94304
- Phone
- (405) 509-4025
- Enumerated
- Apr 15, 2021
- Record last updated
- Sep 13, 2022
- Medicare enrollment
- Enrolled (PECOS I20250729000604); accepts Medicare assignment
- Medical or professional school
- Yale University School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Qisi Sun in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A181318Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average dermatology physician in 2024
140 Medicare Part D claims for 61 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.
Most prescribed
- Triamcinolone Acetonide16 claims
- Ketoconazole12 claims
- Metronidazole11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $621.46
7 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Crane Street DermatologyMenlo Park, CA
- Golden State Dermatology Associates, Inc.Los Gatos, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Qisi Sun among 2,083 dermatology physician records in California
Qisi Sun, MD is one of 2,083 dermatology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 95% of them.
- NPI issued2021 · 95% of these records are older, 3% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2021 · median 2006 among the 1,450 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in California
There are 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Palo Alto → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Miguel Canales, M.D.Palo Alto, CA 943041053776740
- Diana Chen, M.D.Palo Alto, CA 943041235229683
- Kathie Huang, M.D.Palo Alto, CA 943041376739268
- Christine Jacobson, MDPalo Alto, CA 943041376756031
- Jinwoo Lee, MDPalo Alto, CA 943041366079956
- Allison Lloyd-McLennan, MDPalo Alto, CA 943041639530942
- Daniel Navi, M.D.Palo Alto, CA 943041215121280
- Eric Smith, M.D.Palo Alto, CA 943041114997277
Common questions
What is Qisi Sun, MD's NPI number?
Qisi Sun, MD's National Provider Identifier (NPI) is 1093396665, issued on Apr 15, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Qisi Sun, MD located?
The NPPES record lists a practice address at 300 Pasteur Dr, Palo Alto, CA, 94304. Phone: (405) 509-4025. Providers update this record themselves, so call before visiting.
How can I verify Qisi Sun, MD's license?
NPPES lists California license number A181318, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Qisi Sun, MD prescribe under Medicare Part D?
In 2024, Qisi Sun, MD had 140 Medicare Part D claims for 61 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.