Gregg Dillaway, D.M.D.
General Practice Dentistry · Weston, MA
Gregg Dillaway, D.M.D. is a general practice dentistry with a practice address in Weston, Massachusetts, and NPI 1942305719, issued on Sep 14, 2006. Check the license (Massachusetts 17525, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregg Dillaway
- Credential
- D.M.D.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 17525 MA
Self-reported in NPPES; status is on the state search - Practice location
- 30 Colpitts RD, Weston, MA 02493
- Phone
- (781) 899-5084
- Enumerated
- Sep 14, 2006
- Entity
- Type 1 · individual
Also registered at 30 Colpitts RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren BeneducePhysical Therapist1659823078
- Unae Han, D.M.D.Orthodontics and Dentofacial Orthopedics Dentistry1033288279
- Joseph Rigby, DPTPhysical Therapist1992172423
Verify Gregg Dillaway in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 17525Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
48% fewer Medicare Part D claims than the average general practice dentistry in 2024
44 Medicare Part D claims for 26 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin14 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.
9 general practice dentistry records list a Weston practice address
They are 9 of the 339 NPPES records with a Weston practice address, and 3,351 general practice dentistry records in Massachusetts.
All 9 in Weston → All 3,351 in Massachusetts → Every provider in Weston →
Other general practice dentistry records in Massachusetts
- Mark Aaron, DMDGreat Barrington, MA1902020902
- Jamil Abbasy, DMDSouthampton, MA1992988026
- Muhannad AbdulghaniBrockton, MA1326806654
- Asma AbdullahShrewsbury, MA1225301237
- Sabahat Abernethy, DMD, CAGSAbington, MA1518089903
- Rana Abood, DMDBoston, MA1376660936
- Rachelle Abou-Ezzi, D.M.DNorth Andover, MA1164579389
- Alaa AbougamraHaverhill, MA1730862418
- Mario Aboujaoude, DDSFitchburg, MA1962597237
- Sevak Abrahamian, DDSWilmington, MA1629096599
Common questions
What is Gregg Dillaway, D.M.D.'s NPI number?
Gregg Dillaway, D.M.D.'s National Provider Identifier (NPI) is 1942305719, issued on Sep 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregg Dillaway, D.M.D. located?
The NPPES record lists a practice address at 30 Colpitts RD, Weston, MA, 02493. Phone: (781) 899-5084. Providers update this record themselves, so call before visiting.
How can I verify Gregg Dillaway, D.M.D.'s license?
NPPES lists Massachusetts license number 17525, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Gregg Dillaway, D.M.D. prescribe under Medicare Part D?
In 2024, Gregg Dillaway, D.M.D. had 44 Medicare Part D claims for 26 beneficiaries; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.