Dr. David Jun Sing Wong, MD, PhD
- Medicare services, 2024
- 2,057
- Medicare patients, 2024
- 648
- Part D claims, 2024
- 1,057
- Publications
- 2
- Clinical trials
- 1
- Practice address
- 165 St Dominic's Dr, Manteca, CA 95337
- Practice phone
- Call (510) 241-2884
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Direct Dermatology Professionals
Manteca, California
Find Dr. Wong's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. David Jun Sing Wong is a dermatologist in Manteca, California
Dr. Wong practices at Direct Dermatology Professionals in Manteca, California.
Dr. Wong's NPI, 1316972201, was assigned on July 11, 2006. Dr. Wong holds California license A84286.
- NPI
- 1316972201NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486689700
- NPI enumeration date
- July 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (510) 241-2884
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Jun Sing Wong practices at Direct Dermatology Professionals in Manteca, California
Dr. Wong's primary practice is Direct Dermatology Professionals, at 165 St Dominic's Dr, Manteca, CA 95337 in San Joaquin County. The practice phone is (510) 241-2884.
- Direct Dermatology Professionals165 St Dominic's Dr, Manteca, CA 95337 · San Joaquin CountyPhone(510) 241-2884
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David Jun Sing Wong is affiliated with 2 sites of care and 4 medical groups
Dr. Wong's primary practice is Direct Dermatology Professionals in Manteca, California. Dr. Wong is also affiliated with Stanford Hospital at 300 Pasteur Drive. The medical group on file is DirectDerm. Dmand AI also links Dr. Wong to 3 more medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Jun Sing Wong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wong practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Direct Dermatology Professionals | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Jun Sing Wong is one of 1,910 dermatologists in California
Dermatology is Dr. Wong's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Wong is licensed in California.
Specialties and state licenses
- Dermatology, CaliforniaPrimary
Dermatologists near Dr. Wong
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. David Jun Sing Wong billed Medicare for 2,057 services in 2024
CMS data shows 2,057 Medicare services from Dr. Wong across 13 procedure codes in 2024, for 648 Medicare patients. Medicare paid $114,011 for them. Every service was in an office.
Dr. Wong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1,0012024: 1,0384%
- Office and hospital visits
- 2023: 7842024: 98426%
- Drugs given in the office
- 2023: 352024: 35No change
Dr. Wong compared with the California median for dermatologists, 2024
- Dr. Wong
- California median
- Medicare services
- 2,057vs 1,75018% above
- Medicare patients
- 648vs 37772% above
- Part D claims
- 902vs 3672.5 times
Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.
Dr. Wong'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Jun Sing Wong treated 648 Medicare patients in 2024, average age 68
CMS counts 648 Medicare patients who saw Dr. Wong in 2024. The largest group is 65 to 74, with 317 patients. 71% of them have high blood pressure, and 69% have high cholesterol. 78% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wong's median patient age at 37, with 59% women.
Dr. Wong's Medicare patients by age, 2024
Dr. Wong's Medicare patients by sex, 2024
- Women35555%
- Men29345%
Chronic conditions among Dr. Wong's Medicare patients, 2024
- High blood pressure71%
- High cholesterol69%
- Diabetes38%
- Arthritis36%
- Mood disorders26%
- Chronic kidney disease23%
- Depression23%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Jun Sing Wong wrote 1,057 Medicare Part D claims in 2024
In 2024, Dr. Wong wrote 1,057 Medicare Part D claims for 241 patients. 75% of them were for generic drugs. CMS names the drug for 902 of them, across 21 drugs with 11 or more claims each, at $1,756,625 in total drug cost. In 2023, CMS named 676 claims across 17 drugs.
Dr. Wong's Part D claims by kind of drug, 2024
- Generic796 claims75%
- Brand-name261 claims25%
Dr. Wong'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. Wong's Part D claims, 2024
- Antibiotics2%24 of 1,057 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: 6762024: 90233%
Drugs named by CMS: 21 in 2024, 17 in 2023.
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. David Jun Sing Wong scored 0 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Wong for performance year 2024, reported individually. Dr. Wong accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Wong as offering telehealth. CMS counts 773 procedures of removal of skin lesions by Dr. Wong, more than 91% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Wong's MIPS scores, performance year 2024
- 0of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 0of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Wong ranks in Medicare procedure volume
- Removal of skin lesions
- 91st percentile773 procedures
- Skin biopsy
- 91st percentile330 procedures
- Removal or shaving of skin growth
- 72nd percentile23 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of nail tissue: 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)
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Dr. David Jun Sing Wong has 2 publications on record
Dmand AI links 2 papers to Dr. Wong in 2019. 2019 was the busiest year, with 2. Dr. Wong's most frequent co-authors are Sucharita Boddu, MD, Michelle Yaolin Cheng and Mary-Margaret Chren, MD.
Dr. Wong's most frequent co-authors
- Sucharita Boddu, MD1 shared paper
- Michelle Yaolin Cheng1 shared paper
- Mary-Margaret Chren, MD1 shared paper
Recent publications by Dr. Wong
See who Dr. Wong researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Wong works with, so you can find a warm path to the right dermatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Jun Sing Wong has worked on 1 clinical trial
Dmand AI links Dr. Wong to 1 clinical trial. Conditions studied include Eczema and Dermatitis, Atopic. Open Payments lists research payments to Dr. Wong that name 1 trial.
Conditions in Dr. Wong's trials
- Eczema
- Dermatitis, Atopic
Investigators on the most trials with Dr. Wong
- Joshua Matthew Berlin, MD1 shared trial
- Sunil S. Dhawan, MD1 shared trial
- Bartley Joseph Gill, MD, PhD1 shared trial
Recent clinical trials with Dr. Wong
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. David Jun Sing Wong received $3,137 in industry payments from 2018 to 2025
CMS Open Payments shows 166 general payments to Dr. Wong from 20 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $849. It also lists 1 research payment totaling $2 in 2023, naming 1 clinical trial.
General payments to Dr. Wong by program year, 2018 to 2025
General payments to Dr. Wong by kind, 2018 to 2025
- Food and beverage$3,122100%
- Education$150%
Companies that paid Dr. Wong the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. David Jun Sing Wong's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. David Jun Sing Wong
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. David Jun Sing Wong's NPI number?
Dr. David Jun Sing Wong's NPI number is 1316972201. It was assigned on July 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Jun Sing Wong?
Dr. David Jun Sing Wong is a dermatologist in Manteca, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. David Jun Sing Wong practice?
Dr. Wong practices at 165 St Dominic's Dr, Manteca, CA 95337. Dr. Wong's primary practice is Direct Dermatology Professionals in Manteca, California. Dmand AI also links Dr. Wong to 3 medical groups.
What is Dr. David Jun Sing Wong's office phone number?
The practice phone on file for Dr. Wong is (510) 241-2884.
What is Dr. David Jun Sing Wong's medical license number?
Dr. Wong holds California license A84286.
Which hospitals is Dr. David Jun Sing Wong affiliated with?
Dr. Wong is affiliated with Stanford Hospital at 300 Pasteur Drive.
What medical group is Dr. David Jun Sing Wong part of?
Dr. Wong is linked to DirectDerm. Dmand AI links Dr. Wong to 3 more medical groups.
Does Dr. David Jun Sing Wong accept Medicare?
Yes. CMS data shows Dr. Wong billed Medicare for 2,057 services in 2024, and Dr. Wong accepts Medicare assignment.
Does Dr. David Jun Sing Wong offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Wong as offering telehealth services.
What is Dr. David Jun Sing Wong's MIPS score?
Dr. Wong's MIPS final score for performance year 2024 is 0 out of 100, reported individually.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. David Jun Sing Wong see?
CMS counts 648 Medicare patients who saw Dr. Wong in 2024, with an average age of 68.
What services does Dr. David Jun Sing Wong bill to Medicare?
In 2024, Dr. Wong's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. David Jun Sing Wong prescribe most?
In 2024 Medicare Part D data, Dr. Wong's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Clobetasol Propionate.
Has Dr. David Jun Sing Wong received payments from drug or device companies?
CMS Open Payments shows $3,137 in general payments to Dr. Wong from 20 companies from 2018 to 2025. The largest total came from Abbvie Inc.
How long has Dr. David Jun Sing Wong been practicing?
Dr. Wong graduated from medical school in 2002, 24 years ago.
Does Dr. David Jun Sing Wong do research?
Dmand AI links 2 publications to Dr. Wong. Dr. Wong has worked on 1 clinical trial.
Who does Dr. David Jun Sing Wong publish with?
Dr. Wong's most frequent co-authors are Sucharita Boddu, MD (1 shared paper), Michelle Yaolin Cheng (1 shared paper) and Mary-Margaret Chren, MD (1 shared paper).
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