Robin Lyn Chapman, D.D.S.
Dentist · Upland, CA
Robin Lyn Chapman, D.D.S. is a dentist with a practice address in Upland, California, and NPI 1699858779, issued on Oct 23, 2006. Check the license (California 38647, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robin Lyn Chapman
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 38647 CA
Self-reported in NPPES; status is on the state search - Practice location
- 321 N 3RD Ave, Upland, CA 91786
- Phone
- (909) 982-8924
- Enumerated
- Oct 23, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (909) 982-7144
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Verify Robin Lyn 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 38647Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average dentist in 2024
42 Medicare Part D claims for 38 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
- Penicillin V Potassium18 claims
- Amoxicillin17 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.
Robin Lyn Chapman among 14,729 dentist records in California
Robin Lyn 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 82% 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).
48 dentist records list a practice address in Upland
They are 48 of the 1,846 NPPES records with a practice address in Upland, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Upland → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Maher Barsoum, DENTISTUpland, CA 917861063582690
- Jose Castro, D.D.S.Upland, CA 917861225113392
- Jaime Gochez, DDSUpland, CA 917861326151218
- Vahan Grigoryan, DDSUpland, CA 917861235211541
- Robert Kamansky, D.D.S.Upland, CA 917861558403329
- Binh Ngo, D.M.D.Upland, CA 917861770585424
- Sherwin Simons, DDSUpland, CA 917861912033325
- Robin Su, D.D.S.Upland, CA 917861649276155
Common questions
What is Robin Lyn Chapman, D.D.S.'s NPI number?
Robin Lyn Chapman, D.D.S.'s National Provider Identifier (NPI) is 1699858779, issued on Oct 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robin Lyn Chapman, D.D.S. located?
The NPPES record lists a practice address at 321 N 3RD Ave, Upland, CA, 91786. Phone: (909) 982-8924. Providers update this record themselves, so call before visiting.
How can I verify Robin Lyn Chapman, D.D.S.'s license?
NPPES lists California license number 38647, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Robin Lyn Chapman, D.D.S. prescribe under Medicare Part D?
In 2024, Robin Lyn Chapman, D.D.S. had 42 Medicare Part D claims for 38 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.