Joao F. Chang, DDS
Dentist · Merced, CA
Joao F. Chang, DDS is a dentist with a practice address in Merced, California, and NPI 1760544845, issued on Dec 14, 2006. Check the license (California 41901, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joao F. Chang
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 41901 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2534 M St, Merced, CA 95340
- Phone
- (209) 723-3071
- Enumerated
- Dec 14, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (209) 723-3072
- Entity
- Type 1 · individual
Also registered at 2534 M St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jamie ChangPediatric Dentistry1558062539
- Jessica Chang, DDSPediatric Dentistry1306695929
- Thida Mahasucon, DDSDentist1275694051
Verify Joao F. 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 41901Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.6 times the Medicare Part D claims of the average dentist in 2024
311 Medicare Part D claims for 148 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin101 claims
- Ibuprofen94 claims
- Cephalexin44 claims
- Chlorhexidine Gluconate30 claims
- Clindamycin Hcl27 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.
41 dentist records list a practice address in Merced
They are 41 of the 2,836 NPPES records with a practice address in Merced, and 14,729 dentist records in California.
All 41 in Merced → All 14,729 in California → Every provider in Merced →
Other dentist records in California
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- 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 Joao F. Chang, DDS's NPI number?
Joao F. Chang, DDS's National Provider Identifier (NPI) is 1760544845, issued on Dec 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joao F. Chang, DDS located?
The NPPES record lists a practice address at 2534 M St, Merced, CA, 95340. Phone: (209) 723-3071. Providers update this record themselves, so call before visiting.
How can I verify Joao F. Chang, DDS's license?
NPPES lists California license number 41901, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Joao F. Chang, DDS prescribe under Medicare Part D?
In 2024, Joao F. Chang, DDS had 311 Medicare Part D claims for 148 beneficiaries; the average among dentist prescribers was 86. 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.