Justin T. Chapman, D.D.S.
Dentist · Merced, CA
Justin T. Chapman, D.D.S. is a dentist with a practice address in Merced, California, and NPI 1477687499, issued on Mar 14, 2007. Check the license (California 48895, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Justin T. Chapman
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 48895 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2800 Park Ave, Merced, CA 95348
- Phone
- (209) 383-3403
- Enumerated
- Mar 14, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (209) 383-3895
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 2800 Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Gresham, D.D.S.General Practice Dentistry1548347941
- John Julius, DDSGeneral Practice Dentistry1386780096
- Thomas Lequia, D.D.S.Dentist1902958960
Verify Justin T. Chapman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 48895Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average dentist in 2024
51 Medicare Part D claims for 47 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
- Amoxicillin46 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.
Justin T. Chapman among 14,729 dentist records in California
Justin T. Chapman, D.D.S. is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 18% of them.
- NPI issued2007 · 18% of these records are older, 58% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
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 14,729 in California → Every provider in Merced → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Ken Chan, DDSMerced, CA 953481215124342
- Otto Geissler, D.D.S.Merced, CA 953481730150442
- Murad Gharibian, DDSMerced, CA 953481023295052
- Lavon Goodin, DDSMerced, CA 953481265561179
- Jay Gremillion, DDSMerced, CA 953481174657241
- Thomas Lequia, D.D.S.Merced, CA 953481902958960
- Marie Moran, DDSMerced, CA 953481427145069
- Sang Hyuk Park, D.D.S.Merced, CA 953481669478871
Common questions
What is Justin T. Chapman, D.D.S.'s NPI number?
Justin T. Chapman, D.D.S.'s National Provider Identifier (NPI) is 1477687499, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Justin T. Chapman, D.D.S. located?
The NPPES record lists a practice address at 2800 Park Ave, Merced, CA, 95348. Phone: (209) 383-3403. Providers update this record themselves, so call before visiting.
How can I verify Justin T. Chapman, D.D.S.'s license?
NPPES lists California license number 48895, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Justin T. Chapman, D.D.S. prescribe under Medicare Part D?
In 2024, Justin T. Chapman, D.D.S. had 51 Medicare Part D claims for 47 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.