Chen Chen, MD
Dermatology Physician · San Carlos, CA
Chen Chen, MD is a dermatology physician with a practice address in San Carlos, California, and NPI 1114380631, issued on Apr 1, 2016. Check the license (California A152433, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chen Chen
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- A152433 CA
Self-reported in NPPES; status is on the state search - Practice location
- 301 Industrial RD, San Carlos, CA 94070
- Phone
- (650) 596-4160
- Enumerated
- Apr 1, 2016
- Record last updated
- Aug 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190809001216); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 2016
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 301 Industrial RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Katrina Abad, AGPCNP-BCNurse Practitioner1306394952
- Maryam Adeel, M.D.Family Medicine Physician1285163998
- Jennifer Akazawa, MDFamily Medicine Physician1457971772
- Sarah Alamillo, PA-CPhysician Assistant1306349352
- Judith Alderman, N.P.Nurse Practitioner1407225121
- Omar Aljundi, NPNurse Practitioner1811464811
Verify Chen Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A152433Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
About as many Medicare Part D claims as the average dermatology physician in 2024
794 Medicare Part D claims for 325 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Hydrocortisone136 claims
- Triamcinolone Acetonide133 claims
- Tacrolimus81 claims
- Ketoconazole65 claims
- Clobetasol Propionate59 claims
- Fluocinonide54 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: $1,448.25
68 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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 one group practice
- Sutter Bay Medical FoundationSan Carlos, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chen Chen among 2,083 dermatology physician records in California
Chen Chen, 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 2016, is newer than 80% of them.
- NPI issued2016 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2016 · median 2006 among the 1,450 with a school on file
- Record last updated2020 · 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 San Carlos → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Rajiv Bhatnagar, MDSan Carlos, CA 940701063423226
- Michelle Fiore, MDSan Carlos, CA 940701073581070
- Gail Jacoby, MDSan Carlos, CA 940701912987314
- Darci Phillips, MD, PHDSan Carlos, CA 940701932527686
- Juliette Lee, M.D.San Bruno, CA 940661780887810
- Erina Lie, MDSan Bruno, CA 940661750771739
- Caroline Starling, MDSan Bruno, CA 940661306410725
- Thomas MunyonRedwood City, CA 940651568481588
Common questions
What is Chen Chen, MD's NPI number?
Chen Chen, MD's National Provider Identifier (NPI) is 1114380631, issued on Apr 1, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Chen Chen, MD located?
The NPPES record lists a practice address at 301 Industrial RD, San Carlos, CA, 94070. Phone: (650) 596-4160. Providers update this record themselves, so call before visiting.
How can I verify Chen Chen, MD's license?
NPPES lists California license number A152433, 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 Chen Chen, MD prescribe under Medicare Part D?
In 2024, Chen Chen, MD had 794 Medicare Part D claims for 325 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.