Dr. Chen Chen, MD

  • San Carlos, CA
  • Dermatologist
NPI1114380631PAC ID6901164847
Medicare services, 2024
2,376
Medicare patients, 2024
670
Part D claims, 2024
794
Publications
5
Industry payments
$6,798
Practice address
301 Industrial Road Suite 1se, San Carlos, CA 94070
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Surgery Center San Carlos

Surgery Center - Medicare-Certified · San Carlos, California

See all 2 affiliations

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Dr. Chen Chen is a dermatologist in San Carlos, California

Dr. Chen practices at Surgery Center San Carlos in San Carlos, California.

Dr. Chen's NPI, 1114380631, was assigned on April 1, 2016. Dr. Chen graduated from Harvard Medical School in 2016. Dr. Chen's California license number on file is A152433.

NPI and contact details
Medicare PAC ID
6901164847
NPI enumeration date
April 1, 2016
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
36
Medical school graduation
2016

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

Dr. Chen Chen practices at Surgery Center San Carlos in San Carlos, California

Dr. Chen's primary practice is Surgery Center San Carlos, at 301 Industrial Road Suite 1se, San Carlos, CA 94070.

  • Surgery Center San Carlos
    301 Industrial Road Suite 1se, San Carlos, CA 94070

Source: Dmand AI Affiliation Data

Dr. Chen Chen is affiliated with 1 site of care and 1 medical group

Dr. Chen's primary practice is Surgery Center San Carlos in San Carlos, California. The medical group on file is Palo Alto Foundation Medical Group.

Surgery Center San CarlosSurgery Center - Medicare-Certified · San Carlos, CaliforniaPrimary
Palo Alto Foundation Medical GroupPrimary care group, Palo Alto, CAParent health systemName with a free account
See all 2 affiliations for Dr. Chen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Chen Chen's practice

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

EHR by site
SiteEHR vendor and product
Surgery Center San CarlosAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Chen Chen is one of 1,910 dermatologists in California

Dermatology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Chen is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Chen's licenses on file in 4 states: California, Texas, Michigan and Indiana.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A152433 · 2017 to 2025 · taxonomy 207N00000X
  • Texas license2021 to 2027
  • Michigan license1974 to 2021
  • Indiana license1981 to 2019

Clinical focus

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, cold sores or genital herpes, contact dermatitis, itchy rashes and joint cyst among the conditions Dr. Chen treats.

Dermatologists near Dr. Chen

Counts of dermatologists with a Dmand AI profile, by place and practice. Each opens the list.

1,910dermatologists in California
5dermatologists in San Carlos

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Chen Chen billed Medicare for 2,376 services in 2024

CMS data shows 2,376 Medicare services from Dr. Chen across 15 procedure codes in 2024, for 670 Medicare patients. Medicare paid $140,365 for them. Every service was in an office.

Medicare services, 20242,376
Medicare patients670
Paid by Medicare$140,365
Procedure codes15

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

  • 2023
  • 2024
Surgery
2023: 1,3262024: 1,45510%
Office and hospital visits
2023: 8212024: 8716%
Drugs given in the office
2023: 232024: 50117%

Dr. Chen compared with the California median for dermatologists, 2024

  • Dr. Chen
  • California median
Medicare services
2,376vs 1,75036% above
Medicare patients
670vs 37778% above
Part D claims
665vs 36781% above

Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.

Dr. Chen'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. Chen

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other dermatologists in California.

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

Dr. Chen Chen treated 670 Medicare patients in 2024, average age 75

CMS counts 670 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 347 patients. 70% of them have high cholesterol, and 57% have high blood pressure. 6% are also on Medicaid. Their average risk score is 0.78, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 47, with 58% women.

Medicare patients, 2024670
Average age75
Average risk score0.78
Also on Medicaid6%

Dr. Chen's Medicare patients by age, 2024

Dr. Chen's Medicare patients by sex, 2024

  • Women38557%
  • Men28543%

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

  1. High cholesterol70%
  2. High blood pressure57%
  3. Arthritis35%
  4. Osteoporosis18%
  5. Diabetes17%
  6. Ischemic heart disease17%
  7. Anxiety14%
  8. Chronic kidney disease14%

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

Dr. Chen'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

  • Women58%
  • Men41%

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

Dr. Chen Chen wrote 794 Medicare Part D claims in 2024

In 2024, Dr. Chen wrote 794 Medicare Part D claims for 325 patients. 91% of them were for generic drugs. CMS names the drug for 665 of them, across 13 drugs with 11 or more claims each, at $96,889 in total drug cost. In 2023, CMS named 576 claims across 13 drugs.

Part D claims, 2024794
Drugs named by CMS13
Total drug cost$96,889
Part D patients325

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

  • Generic721 claims91%
  • Brand-name73 claims9%

Dr. Chen'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: 5762024: 66515%

Drugs named by CMS: 13 in 2024, 13 in 2023.

See all prescribing by Dr. Chen

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. Chen Chen ranks in the 93rd percentile for skin biopsy in Medicare

Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chen as offering telehealth. CMS counts 361 procedures of skin biopsy by Dr. Chen, more than 93% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Chen ranks in Medicare procedure volume

Removal of skin lesions
90th percentile731 procedures
Skin biopsy
93rd percentile361 procedures
Removal or shaving of skin growth
77th percentile40 procedures
Melanoma (skin cancer) excision
75th percentile21 procedures

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Chen Chen has 5 publications on record

Dmand AI links 5 papers to Dr. Chen, published from 2015 to 2016. 2016 was the busiest year, with 2. Dr. Chen's most frequent co-authors are Peggy A. Wu, MD, Anar Mikailov, MD and Hillary Claire Tsibris, MD.

Papers5
Years published2015 to 2016

Dr. Chen's most frequent co-authors

Recent publications by Dr. Chen

See all 5 publications and co-authors

See who Dr. Chen researches with

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

How network discovery works

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

Dr. Chen Chen received $6,798 in industry payments from 2020 to 2025

CMS Open Payments shows 287 general payments to Dr. Chen from 18 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Incyte Corporation paid the most, $1,092.

General payments to Dr. Chen by program year, 2020 to 2025

General payments to Dr. Chen by kind, 2020 to 2025

$6.8Kin total
  • Food and beverage$6,786100%
  • Education$120%

Companies that paid Dr. Chen the most, 2020 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chen

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

Dr. Chen Chen graduated from Harvard Medical School

Dr. Chen graduated from Harvard Medical School in 2016.

  1. Medical schoolHarvard Medical School
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Chen Chen accepts plans from 13 insurance carriers

Dr. Chen is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO 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
  • +5 more carriersWith a free account

Plan types Dr. Chen accepts, by number of carriers

  1. PPO9
  2. Medicare8
  3. HMO6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Chen Chen'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)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. Chen Chen

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. Chen Chen's NPI number?

Dr. Chen Chen's NPI number is 1114380631. It was assigned on April 1, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Chen Chen?

Dr. Chen Chen is a dermatologist in San Carlos, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Chen Chen practice?

Dr. Chen practices at 301 Industrial Road Suite 1se, San Carlos, CA 94070. Dr. Chen's primary practice is Surgery Center San Carlos in San Carlos, California.

What is Dr. Chen Chen's medical license number?

Dr. Chen's California license number on file is A152433, one of the licenses on file in 4 states.

Which states has Dr. Chen Chen been licensed in?

Dmand AI has state licenses on file for Dr. Chen in California (2017 to 2025), Texas (2021 to 2027), Michigan (1974 to 2021) and Indiana (1981 to 2019).

What medical group is Dr. Chen Chen part of?

Dr. Chen is linked to Palo Alto Foundation Medical Group.

Does Dr. Chen Chen accept Medicare?

Yes. CMS data shows Dr. Chen billed Medicare for 2,376 services in 2024, and Dr. Chen accepts Medicare assignment.

Does Dr. Chen Chen offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.

How many Medicare patients does Dr. Chen Chen see?

CMS counts 670 Medicare patients who saw Dr. Chen in 2024, with an average age of 75.

Is Dr. Chen Chen board certified?

Yes. Dr. Chen is board certified in dermatology by the American Board of Dermatology.

Show 8 more questionsShow fewer questions

What services does Dr. Chen Chen bill to Medicare?

In 2024, Dr. Chen's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17110).

Where did Dr. Chen Chen go to medical school?

Dr. Chen graduated from Harvard Medical School in 2016.

What drugs does Dr. Chen Chen prescribe most?

In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Hydrocortisone, Triamcinolone Acetonide and Tacrolimus.

Has Dr. Chen Chen received payments from drug or device companies?

CMS Open Payments shows $6,798 in general payments to Dr. Chen from 18 companies from 2020 to 2025. The largest total came from Incyte Corporation.

How long has Dr. Chen Chen been practicing?

Dr. Chen graduated from medical school in 2016, 10 years ago.

Does Dr. Chen Chen do research?

Dmand AI links 5 publications to Dr. Chen, published from 2015 to 2016.

Who does Dr. Chen Chen publish with?

Dr. Chen's most frequent co-authors are Peggy A. Wu, MD (2 shared papers), Anar Mikailov, MD (1 shared paper) and Hillary Claire Tsibris, MD (1 shared paper).

What insurance does Dr. Chen Chen accept?

Dr. Chen is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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