David Chang
Dentist · Winnetka, CA
David Chang is a dentist with a practice address in Winnetka, California, and NPI 1083094064, issued on Jun 4, 2015. Check the license (California 63973, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David Chang
- Primary taxonomy
- Dentist 122300000X
- License number
- 63973 CA
Self-reported in NPPES; status is on the state search - Practice location
- 20439 Sherman Way, Winnetka, CA 91306
- Phone
- (818) 883-3922
- Enumerated
- Jun 4, 2015
- Entity
- Type 1 · individual
Also registered at 20439 Sherman Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sharon Tso, D.D.S.General Practice Dentistry1942347943
Verify David Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 63973Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
80% fewer Medicare Part D claims than the average dentist in 2024
18 Medicare Part D claims for 11 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
8 dentist records list a Winnetka practice address
They are 8 of the 195 NPPES records with a Winnetka practice address, and 14,906 dentist records in California.
All 8 in Winnetka → All 14,906 in California → Every provider in Winnetka →
Other dentist records in California
- Chantelle AabediLos Angeles, CA1740895150
- Sohrab Aalam, DMDIrvine, CA1497431100
- Rick Aaronian, DDSFresno, CA1245452184
- Michael Aaronson, DDSSan Rafael, CA1992029722
- Autumn Abadesco, DDSLa Puente, CA1952857237
- Behzad Abadi, DMDDowney, CA1588879100
- Esfandiar Abadi, DDSSacramento, CA1992926448
- Bahareh AbadianSan Jose, CA1689169005
- Reza Abaei Tafreshi, DDSIrvine, CA1134656804
- Michael AbaianSherman Oaks, CA1023263167
Common questions
What is David Chang's NPI number?
David Chang's National Provider Identifier (NPI) is 1083094064, issued on Jun 4, 2015. An NPI identifies a provider in billing; it is not a license.
Where is David Chang located?
The NPPES record lists a practice address at 20439 Sherman Way, Winnetka, CA, 91306. Phone: (818) 883-3922. Providers update this record themselves, so call before visiting.
How can I verify David Chang's license?
NPPES lists California license number 63973, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does David Chang prescribe under Medicare Part D?
In 2024, David Chang had 18 Medicare Part D claims for 11 beneficiaries; the average among dentist prescribers was 90. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.