Ellis Chan Back, DDS
Dentist · Vallejo, CA
Ellis Chan Back, DDS is a dentist with a practice address in Vallejo, California, and NPI 1841064094, issued on Nov 8, 2023. Check the license (California 109664, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ellis Chan Back
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 109664 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3587 Sonoma Blvd, Vallejo, CA 94590
- Phone
- (925) 683-4799
- Enumerated
- Nov 8, 2023
- Record last updated
- Nov 8, 2023
- Entity
- Type 1 · individual
Also registered at 3587 Sonoma Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sapna Narang, DDSGeneral Practice Dentistry1841607850
- Hanying Wang, DDSGeneral Practice Dentistry1063950830
Verify Ellis Chan Back in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 109664Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average dentist in 2024
64 Medicare Part D claims for 40 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
- Amoxicillin28 claims
- Ibuprofen26 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.
40 dentist records list a practice address in Vallejo
They are 40 of the 2,836 NPPES records with a practice address in Vallejo, and 14,729 dentist records in California.
All 40 in Vallejo → All 14,729 in California → Every provider in Vallejo →
Other dentist records in California
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- 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 Ellis Chan Back, DDS's NPI number?
Ellis Chan Back, DDS's National Provider Identifier (NPI) is 1841064094, issued on Nov 8, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Ellis Chan Back, DDS located?
The NPPES record lists a practice address at 3587 Sonoma Blvd, Vallejo, CA, 94590. Phone: (925) 683-4799. Providers update this record themselves, so call before visiting.
How can I verify Ellis Chan Back, DDS's license?
NPPES lists California license number 109664, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ellis Chan Back, DDS prescribe under Medicare Part D?
In 2024, Ellis Chan Back, DDS had 64 Medicare Part D claims for 40 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.