William James Lewis, D.D.S.
General Practice Dentistry · Chelmsford, MA
William James Lewis, D.D.S. is a general practice dentistry with a practice address in Chelmsford, Massachusetts, and NPI 1932128683, issued on Jul 19, 2006. Check the license (Massachusetts 16306, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William James Lewis
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 16306 MA
Self-reported in NPPES; status is on the state search - Practice location
- 3 Courthouse LN Unit 7, Chelmsford, MA 01824
- Phone
- (978) 256-3909
- Enumerated
- Jul 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (978) 441-3131
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 3,489 in Massachusetts → Look up another NPI →
Verify William James Lewis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 16306Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average general practice dentistry in 2024
38 Medicare Part D claims for 32 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin21 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.
William James Lewis among 3,489 general practice dentistry records in Massachusetts
William James Lewis, D.D.S. is one of 3,489 general practice dentistry records with a practice address in Massachusetts. 58% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileYes · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 general practice dentistry records list a practice address in Chelmsford
They are 21 of the 937 NPPES records with a practice address in Chelmsford, and 3,489 general practice dentistry records in Massachusetts.
All 3,489 in Massachusetts → Every provider in Chelmsford → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Maha Boutros, D.M.D.Chelmsford, MA 018241174526172
- Leena Desai, DMDChelmsford, MA 018241134292188
- Daniel Fadjo, DDSChelmsford, MA 018241255536074
- William French, DMDChelmsford, MA 018241336244417
- Zhiqiang Huang, D.M.DChelmsford, MA 018241649426032
- Marilyn Macleod, DMDChelmsford, MA 018241821295718
- David Markham, D.M.DChelmsford, MA 018241093823304
- Randal Parradee, DMDChelmsford, MA 018241336344209
Common questions
What is William James Lewis, D.D.S.'s NPI number?
William James Lewis, D.D.S.'s National Provider Identifier (NPI) is 1932128683, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William James Lewis, D.D.S. located?
The NPPES record lists a practice address at 3 Courthouse LN Unit 7, Chelmsford, MA, 01824. Phone: (978) 256-3909. Providers update this record themselves, so call before visiting.
How can I verify William James Lewis, D.D.S.'s license?
NPPES lists Massachusetts license number 16306, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does William James Lewis, D.D.S. prescribe under Medicare Part D?
In 2024, William James Lewis, D.D.S. had 38 Medicare Part D claims for 32 beneficiaries; the average among general practice dentistry prescribers was 83. 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.