Dr. Tracy S. Leong, MD

  • Riverside, CA
  • Dermatologist
NPI1003133216PAC ID5799927679
Medicare services, 2024
4,871
Medicare patients, 2024
211
Part D claims, 2024
1,027
Publications
4
Clinical trials
10
Practice address
7160 Brockton Avenue--1st Floor, Riverside, CA 92506
Practice phone
Call (951) 782-3801
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Riverside Medical Clinic Surgery Center

Surgery Center - Medicare-Certified · Riverside, California

See all 4 affiliations

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Dr. Tracy S. Leong is a dermatologist in Riverside, California

Dr. Leong practices at Riverside Medical Clinic Surgery Center in Riverside, California.

Dr. Leong's NPI, 1003133216, was assigned on April 27, 2010. Dr. Leong graduated from Loma Linda University School Of Medicine in 2010. Dr. Leong's California license number on file is A119718.

NPI and contact details
Medicare PAC ID
5799927679
NPI enumeration date
April 27, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(951) 782-3801
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
42
Medical school graduation
2010

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

Dr. Tracy S. Leong practices at Riverside Medical Clinic Surgery Center in Riverside, California

Dr. Leong's primary practice is Riverside Medical Clinic Surgery Center, at 7160 Brockton Avenue--1st Floor, Riverside, CA 92506. The practice phone is (951) 782-3801.

  • Riverside Medical Clinic Surgery Center
    7160 Brockton Avenue--1st Floor, Riverside, CA 92506Phone(951) 782-3801

Source: Dmand AI Affiliation Data

Dr. Tracy S. Leong is affiliated with 2 sites of care and 2 medical groups

Dr. Leong's primary practice is Riverside Medical Clinic Surgery Center in Riverside, California. The medical group on file is Beaver Medical Group. Dmand AI also links Dr. Leong to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Leong

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

Dmand AI tracks the EHR system at Dr. Tracy S. Leong's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leong practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Riverside Medical Clinic Surgery CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Tracy S. Leong is one of 1,910 dermatologists in California

Dermatology is Dr. Leong's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Leong is board certified in dermatology by the American Board of Dermatology. Dr. Leong has a license on file in California.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A119718 · 2012 to 2025 · taxonomy 207N00000X

Clinical focus

Dmand AI lists benign or precancerous skin growths, cancerous skin growth removal, contact dermatitis, hives, itchy rashes, joint cyst, psoriasis and scalp rash among the conditions Dr. Leong treats.

Dermatologists near Dr. Leong

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. Tracy S. Leong billed Medicare for 4,871 services in 2024

CMS data shows 4,871 Medicare services from Dr. Leong across 11 procedure codes in 2024, for 211 Medicare patients. Medicare paid $48,792 for them. Every service was in an office.

Medicare services, 20244,871
Medicare patients211
Paid by Medicare$48,792
Procedure codes11

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

  • 2023
  • 2024
Drugs given in the office
2023: 2,6232024: 3,80045%
Surgery
2023: 9702024: 80917%
Office and hospital visits
2023: 3272024: 26220%
Tests and treatments
2023: 182024: 0100%

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

  • Dr. Leong
  • California median
Medicare services
4,871vs 1,7502.8 times
Medicare patients
211vs 37744% below
Part D claims
891vs 3672.4 times

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

Dr. Leong'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. Leong

Need commercial claims for Dr. Leong?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Leong 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. Tracy S. Leong treated 211 Medicare patients in 2024, average age 74

CMS counts 211 Medicare patients who saw Dr. Leong in 2024. The largest group is 65 to 74, with 112 patients. 75% of them have high cholesterol, and 74% have high blood pressure. Their average risk score is 1.17, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Leong's median patient age at 67, with 66% women.

Medicare patients, 2024211
Average age74
Average risk score1.17

Dr. Leong's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Leong's Medicare patients by sex, 2024

  • Women13865%
  • Men7335%

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

  1. High cholesterol75%
  2. High blood pressure74%
  3. Arthritis45%
  4. Chronic kidney disease29%
  5. Diabetes27%
  6. Mood disorders20%
  7. Atrial fibrillation19%
  8. Depression19%

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

Dr. Leong's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women66%
  • Men33%

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

Dr. Tracy S. Leong wrote 1,027 Medicare Part D claims in 2024

In 2024, Dr. Leong wrote 1,027 Medicare Part D claims for 345 patients. 97% of them were for generic drugs. CMS names the drug for 891 of them, across 20 drugs with 11 or more claims each, at $24,274 in total drug cost. In 2023, CMS named 856 claims across 20 drugs.

Part D claims, 20241,027
Drugs named by CMS20
Total drug cost$24,274
Part D patients345

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

  • Generic998 claims97%
  • Brand-name29 claims3%

Dr. Leong'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. Leong's Part D claims, 2024

  • Antibiotics6%64 of 1,027 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: 8562024: 8914%

Drugs named by CMS: 20 in 2024, 20 in 2023.

See all prescribing by Dr. Leong

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. Tracy S. Leong ranks in the 82nd percentile for removal of skin lesions in Medicare

Dr. Leong accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 289 procedures of removal of skin lesions by Dr. Leong, more than 82% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Leong ranks in Medicare procedure volume

Removal of skin lesions
82nd percentile289 procedures
Skin biopsy
78th percentile125 procedures
Melanoma (skin cancer) excision
76th percentile23 procedures

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

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); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Tracy S. Leong has 4 publications on record

Dmand AI links 4 papers to Dr. Leong. Dr. Leong has published most often in Aesthet Surg J. Dr. Leong's most frequent co-authors are Steven R. Cohen, M, D, Steven R. Cohen, MD and Michael Kassardjian, DO.

Papers4

Dr. Leong's most frequent co-authors

Recent publications by Dr. Leong

See all 4 publications and co-authors

See who Dr. Leong researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Leong 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. Tracy S. Leong has worked on 10 clinical trials

Dmand AI links Dr. Leong to 10 clinical trials, 4 of them phase 2 studies. 9 are still active or recruiting. Conditions studied include Adenocarcinoma of Lung, Biliary Atresia and Low Back Pain.

Clinical trials with Dr. Leong by phase

  1. NonePhase 1: no trials
  2. 4Phase 2: 4 trials
  3. 1Phase 2/3: 1 trial
  4. NonePhase 3: no trials
  5. NonePhase 4: no trials

Trials with no phase (devices, behavioral studies) are left out.

Conditions in Dr. Leong's trials

  • Adenocarcinoma of Lung
  • Biliary Atresia
  • Low Back Pain
  • Malocclusion
  • Muscular Atrophy

Investigators on the most trials with Dr. Leong

Recent clinical trials with Dr. Leong

See all 10 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Tracy S. Leong received $46,545 in industry payments from 2016 to 2025

CMS Open Payments shows 379 general payments to Dr. Leong from 32 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 59% of the total. Allergan Inc. paid the most, $39,487. It also lists 5 research payments totaling $9,350 in 2016.

General payments to Dr. Leong by program year, 2016 to 2025

General payments to Dr. Leong by kind, 2016 to 2025

$46.5Kin total
  • Speaker and faculty fees$27,63159%
  • Food and beverage$8,14417%
  • Consulting fees$7,80017%
  • Travel and lodging$2,8876%
  • Education$830%

Companies that paid Dr. Leong the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Leong

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

Dr. Tracy S. Leong graduated from Loma Linda University School Of Medicine

Dr. Leong graduated from Loma Linda University School Of Medicine in 2010.

  1. Medical schoolLoma Linda University School Of Medicine
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Tracy S. Leong accepts plans from 11 insurance carriers

Dr. Leong is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Aspirus Health Plan
  • Blue Cross and Blue Shield of Kansas City
  • +3 more carriersWith a free account

Plan types Dr. Leong accepts, by number of carriers

  1. Medicare8
  2. PPO7
  3. POS4
  4. HMO3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Tracy S. Leong'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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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. Tracy S. Leong

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. Tracy S. Leong's NPI number?

Dr. Tracy S. Leong's NPI number is 1003133216. It was assigned on April 27, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. Tracy S. Leong?

Dr. Tracy S. Leong is a dermatologist in Riverside, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Tracy S. Leong practice?

Dr. Leong practices at 7160 Brockton Avenue--1st Floor, Riverside, CA 92506. Dr. Leong's primary practice is Riverside Medical Clinic Surgery Center in Riverside, California. Dmand AI also links Dr. Leong to 1 group practice or clinic and 1 medical group.

What is Dr. Tracy S. Leong's office phone number?

The practice phone on file for Dr. Leong is (951) 782-3801.

What is Dr. Tracy S. Leong's medical license number?

Dr. Leong's California license number on file is A119718.

What medical group is Dr. Tracy S. Leong part of?

Dr. Leong is linked to Beaver Medical Group. Dmand AI links Dr. Leong to 1 more medical group.

Does Dr. Tracy S. Leong accept Medicare?

Yes. CMS data shows Dr. Leong billed Medicare for 4,871 services in 2024, and Dr. Leong accepts Medicare assignment.

How many Medicare patients does Dr. Tracy S. Leong see?

CMS counts 211 Medicare patients who saw Dr. Leong in 2024, with an average age of 74.

Is Dr. Tracy S. Leong board certified?

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

What services does Dr. Tracy S. Leong bill to Medicare?

In 2024, Dr. Leong's most billed Medicare services were injected or infused drug (J7345), surgery: skin and soft tissue (17003) and office visit, established patient (99213).

Show 7 more questionsShow fewer questions

Where did Dr. Tracy S. Leong go to medical school?

Dr. Leong graduated from Loma Linda University School Of Medicine in 2010.

What drugs does Dr. Tracy S. Leong prescribe most?

In 2024 Medicare Part D data, Dr. Leong's most prescribed drugs by claims were Ketoconazole, Clobetasol Propionate and Fluconazole.

Has Dr. Tracy S. Leong received payments from drug or device companies?

CMS Open Payments shows $46,545 in general payments to Dr. Leong from 32 companies from 2016 to 2025. The largest total came from Allergan Inc.

How long has Dr. Tracy S. Leong been practicing?

Dr. Leong graduated from medical school in 2010, 16 years ago.

Does Dr. Tracy S. Leong do research?

Dmand AI links 4 publications to Dr. Leong. Dr. Leong has worked on 10 clinical trials.

Who does Dr. Tracy S. Leong publish with?

Dr. Leong's most frequent co-authors are Steven R. Cohen, M, D (2 shared papers), Steven R. Cohen, MD (1 shared paper) and Michael Kassardjian, DO (1 shared paper).

What insurance does Dr. Tracy S. Leong accept?

Dr. Leong is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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