NPPES file of Aug 9, 2026

Lucy Cheng

Dermatology Physician · Riverside, CA

Lucy Cheng is a dermatology physician with a practice address in Riverside, California, and NPI 1235580085, issued on Jun 23, 2016. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235580085
Name
Lucy Cheng
Primary taxonomy
Dermatology Physician 207N00000X
License number
MD469901 PA
Self-reported in NPPES; status is on the state search
Practice location
9889 Magnolia Ave Ste A, Riverside, CA 92503
Phone
(951) 525-3548
Enumerated
Jun 23, 2016
Record last updated
Feb 11, 2026
Medicare enrollment
Enrolled (PECOS I20240219001422); accepts Medicare assignment
Medical or professional school
University Of California, San Diego School Of Medicine, 2016
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9889 Magnolia Ave Ste A

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

  1. Victoria Banuelas, PAPhysician Assistant1205561008
  2. Dean Busser, FNP-BCNurse Practitioner1831810696
  3. Clarissa Cawaling, FNPFamily Nurse Practitioner1477275899
  4. Jafar Koupaie, MDProcedural Dermatology Physician1508940644
  5. Caroline Levanovic, PA-CPhysician Assistant1467317172
  6. Victoria Nguyen BaoPhysician Assistant1275403842

Verify Lucy Cheng in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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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81% fewer Medicare Part D claims than the average dermatology physician in 2024

151 Medicare Part D claims for 83 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Lucy Cheng151
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide32 claims
  2. Ketoconazole14 claims
  3. Tretinoin14 claims
  4. Clobetasol Propionate12 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 92.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%91.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Presbyterian Healthcare ServicesClovis, NM

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Lucy Cheng among 2,083 dermatology physician records in California

Lucy Cheng 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 updated2026 · 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. Vincent Fowler, MDRiverside, CA 925031548368749
  2. Gary Dick, MDRiverside, CA 925051114163805
  3. Sorin Eremia, MDRiverside, CA 925011558394080
  4. Ryan Goerig, M.D.Riverside, CA 925051467689513
  5. Pascal Imperato, MDRiverside, CA 925051235298829
  6. Selim Inel, MDRiverside, CA 925051407923311
  7. Mary Lien, M.D.Riverside, CA 925051417016544
  8. Natalie Nasser, M.D.Riverside, CA 925051497949465

Common questions

What is Lucy Cheng's NPI number?

Lucy Cheng's National Provider Identifier (NPI) is 1235580085, issued on Jun 23, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Lucy Cheng located?

The NPPES record lists a practice address at 9889 Magnolia Ave Ste A, Riverside, CA, 92503. Phone: (951) 525-3548. Providers update this record themselves, so call before visiting.

How can I verify Lucy Cheng's license?

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 Lucy Cheng prescribe under Medicare Part D?

In 2024, Lucy Cheng had 151 Medicare Part D claims for 83 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Lucy Cheng's MIPS final score?

The 2023 MIPS final score is 92.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.