NPPES file of Aug 9, 2026

Selena Ying Chen, MD

Dermatology Physician · San Diego, CA

Selena Ying Chen, MD is a dermatology physician with a practice address in San Diego, California, and NPI 1669222741, issued on Mar 25, 2024. Check the license (California A203782, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669222741
Name
Selena Ying Chen
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
A203782 CA
Self-reported in NPPES; status is on the state search
Practice location
8899 University Center LN Ste 350, San Diego, CA 92122
Phone
(858) 657-8322
Enumerated
Mar 25, 2024
Record last updated
Jul 30, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8899 University Center LN Ste 350

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maryam Afshar, M.D.Dermatology Physician1992063036
  2. Pamela Chayavichitsilp, MDDermatology Physician1588898811
  3. Andrew Choi, MDDermatology Physician1033500798
  4. Lena Chu, MDStudent in an Organized Health Care Education/Training Program1417625831
  5. Raj Fadadu, MD, MSStudent in an Organized Health Care Education/Training Program1043915028
  6. Sophia Hadsall, MDStudent in an Organized Health Care Education/Training Program1245932524

Verify Selena Ying Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A203782
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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88% fewer Medicare Part D claims than the average dermatology physician in 2024

93 Medicare Part D claims for 27 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Selena Chen93
  2. Specialty average797

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.

Selena Ying Chen among 2,083 dermatology physician records in California

Selena Ying 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 2024, is newer than over 99% of them.

  • NPI issued2024 · over 99% of these records are older, under 1% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2025 · 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.

The 8 dermatology physician records with the nearest ZIP codes

  1. Maryam Afshar, M.D.San Diego, CA 921221992063036
  2. Pamela Chayavichitsilp, MDSan Diego, CA 921221588898811
  3. Andrew Choi, MDSan Diego, CA 921221033500798
  4. Ogechi Ikediobi, MD, PHDSan Diego, CA 921221639448269
  5. Swati Kannan, M.D.San Diego, CA 921221508155227
  6. Dianne Michelle Lumaquin-Yin, MD, PHDSan Diego, CA 921221649039033
  7. Mona Mofid, M.D.San Diego, CA 921221730167677
  8. Charisse Orme, MD, PHDSan Diego, CA 921221861767097

Common questions

What is Selena Ying Chen, MD's NPI number?

Selena Ying Chen, MD's National Provider Identifier (NPI) is 1669222741, issued on Mar 25, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Selena Ying Chen, MD located?

The NPPES record lists a practice address at 8899 University Center LN Ste 350, San Diego, CA, 92122. Phone: (858) 657-8322. Providers update this record themselves, so call before visiting.

How can I verify Selena Ying Chen, MD's license?

NPPES lists California license number A203782, 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 Selena Ying Chen, MD prescribe under Medicare Part D?

In 2024, Selena Ying Chen, MD had 93 Medicare Part D claims for 27 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.