Dr. Tina S. Chen, MD

  • San Diego, CA
  • Dermatologist
NPI1073759627PAC ID4284887738
Medicare services, 2024
576
Medicare patients, 2024
100
Part D claims, 2024
241
Publications
8
MIPS score, 2024
89
Practice address
5651 Copley Dr, San Diego, CA 92111
Practice phone
Call (858) 262-6666
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sharp Rees-Stealy Medical Group, Inc

San Diego, California

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Dr. Tina S. Chen is a dermatologist in San Diego, California

Dr. Chen practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California.

Dr. Chen's NPI, 1073759627, was assigned on January 5, 2009. Dr. Chen graduated from UCSF School of Medicine in 2007. Dr. Chen holds California license A106399.

NPI and contact details
Medicare PAC ID
4284887738
NPI enumeration date
January 5, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(858) 262-6666
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
45
Medical school graduation
2007

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

Dr. Tina S. Chen practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California

Dr. Chen's primary practice is Sharp Rees-Stealy Medical Group, Inc, at 5651 Copley Dr, San Diego, CA 92111 in San Diego County. The practice phone is (858) 262-6666.

  • Sharp Rees-Stealy Medical Group, Inc
    5651 Copley Dr, San Diego, CA 92111 · San Diego CountyPhone(858) 262-6666

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Tina S. Chen is affiliated with 2 sites of care and 1 medical group

Dr. Chen's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Dr. Chen to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Chen

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Tina S. 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
Sharp Rees-Stealy Medical Group, IncAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Tina S. 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 15 states: California, Florida, Georgia, Montana, New Jersey, South Carolina, West Virginia, Connecticut, Kansas, Massachusetts, North Carolina, Nebraska, New Mexico, New York and Rhode Island.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A106399 · 2009 to 2027 · taxonomy 207N00000X
  • Florida license2019 to 2023
  • Georgia license2019 to 2023
  • Montana license2019 to 2023
  • New Jersey license2019 to 2023
  • South Carolina license2019 to 2023
  • West Virginia license2019 to 2023
  • Connecticut license2019 to 2022
  • Kansas license2019 to 2022
  • Massachusetts license2019 to 2022
  • North Carolina license2019 to 2022
  • Nebraska license2019 to 2022
  • New Mexico license2019 to 2022
  • New York license2019 to 2022
  • Rhode Island license2019 to 2022

Clinical focus

Dmand AI lists benign or precancerous skin growths, contact dermatitis, itchy rashes, psoriasis, rash, scalp rash, skin cyst and skin discoloration 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.

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

Dr. Tina S. Chen billed Medicare for 576 services in 2024

CMS data shows 576 Medicare services from Dr. Chen across 9 procedure codes in 2024, for 100 Medicare patients. Medicare paid $34,516 for them. Every service was in an office.

Medicare services, 2024576
Medicare patients100
Paid by Medicare$34,516
Procedure codes9

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

  • 2023
  • 2024
Surgery
2023: 2782024: 39743%
Office and hospital visits
2023: 902024: 11629%
Drugs given in the office
2023: 02024: 32
Tests and treatments
2023: 02024: 31

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

  • Dr. Chen
  • California median
Medicare services
576vs 1,75067% below
Medicare patients
100vs 37773% below
Part D claims
124vs 36766% below

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

Need commercial claims for Dr. Chen?

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. Tina S. Chen treated 100 Medicare patients in 2024, average age 75

CMS counts 100 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 52 patients. 68% of them have high cholesterol, and 59% have high blood pressure. Their average risk score is 0.88, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 52, with 58% women.

Medicare patients, 2024100
Average age75
Average risk score0.88

Dr. Chen's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Chen's Medicare patients by sex, 2024

  • Women6262%
  • Men3838%

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

  1. High cholesterol68%
  2. High blood pressure59%
  3. Arthritis37%
  4. Depression23%
  5. Mood disorders23%
  6. Anxiety21%
  7. Diabetes20%
  8. Atrial fibrillation17%

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 52

Patient panel by sex, all payers

  • Women58%
  • Men40%

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

Dr. Tina S. Chen wrote 241 Medicare Part D claims in 2024

In 2024, Dr. Chen wrote 241 Medicare Part D claims for 90 patients. 90% of them were for generic drugs. CMS names the drug for 124 of them, across 6 drugs with 11 or more claims each, at $9,296 in total drug cost. In 2023, CMS named 83 claims across 4 drugs.

Part D claims, 2024241
Drugs named by CMS6
Total drug cost$9,296
Part D patients90

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

  • Generic217 claims90%
  • Brand-name24 claims10%

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.

Drug classes CMS tracks in Dr. Chen's Part D claims, 2024

  • Antibiotics12%28 of 241 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 832024: 12449%

Drugs named by CMS: 6 in 2024, 4 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. Tina S. Chen scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Chen for performance year 2024, reported as part of a group. Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 200 procedures of removal of skin lesions by Dr. Chen, more than 79% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Chen's MIPS scores, performance year 2024

  • 89of 100Final score
  • 81of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 82of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Chen ranks in Medicare procedure volume

Removal of skin lesions
79th percentile200 procedures
Skin biopsy
72nd percentile72 procedures

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

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

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Dr. Tina S. Chen has 8 publications on record

Dmand AI links 8 papers to Dr. Chen, published from 2009 to 2012. 2012 was the busiest year, with 2. The most frequent topics are Hemangioma, Immunohistochemistry and Skin Neoplasms. Dr. Chen has published most often in J Am Acad Dermatol. Dr. Chen's most frequent co-authors are Amy Gilliam, MD, Ilona J. Frieden, MD and Erin Ford-Dirks Mathes, ERIN, Mathes.

Papers8
Years published2009 to 2012

Dr. Chen's papers by year, 2009 to 2012

Topics Dr. Chen writes about most

  • Hemangioma
  • Immunohistochemistry
  • Skin Neoplasms

Dr. Chen's most frequent co-authors

Recent publications by Dr. Chen

See all 8 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. Tina S. Chen received $3,402 in industry payments from 2017 to 2025

CMS Open Payments shows 123 general payments to Dr. Chen from 20 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 94% of the total. Pfizer Inc. paid the most, $530.

General payments to Dr. Chen by program year, 2017 to 2025

General payments to Dr. Chen by kind, 2017 to 2025

$3.4Kin total
  • Food and beverage$3,18794%
  • Education$2146%

Companies that paid Dr. Chen the most, 2017 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. Tina S. Chen graduated from UCSF School of Medicine

Dr. Chen graduated from UCSF School of Medicine in 2007.

  1. Medical schoolUCSF School of Medicine
  2. Board certified in dermatologyAmerican Board of Dermatology
  3. Board certified in pediatric dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Tina S. Chen accepts plans from 6 insurance carriers

Dr. Chen is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. Chen accepts, by number of carriers

  1. HMO3
  2. Medicare3
  3. POS3
  4. PPO3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Tina S. 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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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. Tina S. 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. Tina S. Chen's NPI number?

Dr. Tina S. Chen's NPI number is 1073759627. It was assigned on January 5, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Tina S. Chen?

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

Where does Dr. Tina S. Chen practice?

Dr. Chen practices at 5651 Copley Dr, San Diego, CA 92111. Dr. Chen's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dmand AI also links Dr. Chen to 1 group practice or clinic.

What is Dr. Tina S. Chen's office phone number?

The practice phone on file for Dr. Chen is (858) 262-6666.

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

Dr. Chen holds California license A106399, one of the licenses on file in 15 states.

Which states has Dr. Tina S. Chen been licensed in?

Dmand AI has state licenses on file for Dr. Chen in California (2009 to 2027), Florida (2019 to 2023), Georgia (2019 to 2023), Montana (2019 to 2023), New Jersey (2019 to 2023), South Carolina (2019 to 2023), West Virginia (2019 to 2023), Connecticut (2019 to 2022), Kansas (2019 to 2022), Massachusetts (2019 to 2022), North Carolina (2019 to 2022), Nebraska (2019 to 2022), New Mexico (2019 to 2022), New York (2019 to 2022) and Rhode Island (2019 to 2022).

What medical group is Dr. Tina S. Chen part of?

Dr. Chen is linked to Sharp Rees-Stealy Medical Group.

Does Dr. Tina S. Chen accept Medicare?

Yes. CMS data shows Dr. Chen billed Medicare for 576 services in 2024, and Dr. Chen accepts Medicare assignment.

What is Dr. Tina S. Chen's MIPS score?

Dr. Chen's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Tina S. Chen see?

CMS counts 100 Medicare patients who saw Dr. Chen in 2024, with an average age of 75.

Show 9 more questionsShow fewer questions

Is Dr. Tina S. Chen board certified?

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

What services does Dr. Tina S. 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 (17000).

Where did Dr. Tina S. Chen go to medical school?

Dr. Chen graduated from UCSF School of Medicine in 2007.

What drugs does Dr. Tina S. Chen prescribe most?

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

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

CMS Open Payments shows $3,402 in general payments to Dr. Chen from 20 companies from 2017 to 2025. The largest total came from Pfizer Inc.

How long has Dr. Tina S. Chen been practicing?

Dr. Chen graduated from medical school in 2007, 19 years ago.

Does Dr. Tina S. Chen do research?

Dmand AI links 8 publications to Dr. Chen, published from 2009 to 2012.

Who does Dr. Tina S. Chen publish with?

Dr. Chen's most frequent co-authors are Amy Gilliam, MD (3 shared papers), Ilona J. Frieden, MD (2 shared papers) and Erin Ford-Dirks Mathes, ERIN, Mathes (2 shared papers).

What insurance does Dr. Tina S. Chen accept?

Dr. Chen is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

Selling to dermatology practices?

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