NPPES file of Aug 9, 2026

Rita Twan, DDS

Endodontics · Framingham, MA

Rita Twan, DDS is an endodontics with a practice address in Framingham, Massachusetts, and NPI 1033606678, issued on Apr 19, 2018. Check the license (Massachusetts DN1859958, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033606678
Name
Rita Twan
Credential
DDS
Primary taxonomy
Endodontics 1223E0200X
License number
DN1859958 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Main St, Framingham, MA 01702
Phone
(508) 872-4897
Enumerated
Apr 19, 2018
Record last updated
Nov 17, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 55 Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Eugene Choi, DMDEndodontics1861688764
  2. David Cutrell, DMDEndodontics1053507954
  3. Marianna Gaitsgory, D.M.D.General Practice Dentistry1366529539
  4. Mark Hanna, DMDGeneral Practice Dentistry1639113210
  5. Gregg Nagel, DMDEndodontics1225224124
  6. Anthony Pappas, D.M.D.Periodontics1275638108

Verify Rita Twan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license DN1859958
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Massachusetts license search

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66% fewer Medicare Part D claims than the average endodontics in 2024

41 Medicare Part D claims for 31 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Rita Twan41
  2. Specialty average121

Most prescribed

  1. Amoxicillin25 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.

Industry payments in 2024: $228.23

2 payments; by number, the most common kind was food and beverage; the largest payer was Sonendo Inc. The 2,057 providers of this specialty with any payment received $49,739.86 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rita Twan$228
  2. Specialty average$49,740

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Rita Twan among 276 endodontics records in Massachusetts

Rita Twan, DDS is one of 276 endodontics records with a practice address in Massachusetts. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 87% of them.

  • NPI issued2018 · 87% of these records are older, 11% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2023 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223E0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endodontics providers in Massachusetts

There are 276 endodontics records in Massachusetts.

The 8 endodontics records with the nearest ZIP codes

  1. Eugene Choi, DMDFramingham, MA 017021861688764
  2. David Cutrell, DMDFramingham, MA 017021053507954
  3. Shepard GoldsteinFramingham, MA 017021952423741
  4. Gregg Nagel, DMDFramingham, MA 017021225224124
  5. Marta Rafla, D.M.D.Framingham, MA 017021568584274
  6. Lisa Wendell, DMDFramingham, MA 017021932398823
  7. Thomas Ollerhead, DMDFramingham, MA 017011245381540
  8. David Steuer, DMDFramingham, MA 017011114083011

Common questions

What is Rita Twan, DDS's NPI number?

Rita Twan, DDS's National Provider Identifier (NPI) is 1033606678, issued on Apr 19, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Rita Twan, DDS located?

The NPPES record lists a practice address at 55 Main St, Framingham, MA, 01702. Phone: (508) 872-4897. Providers update this record themselves, so call before visiting.

How can I verify Rita Twan, DDS's license?

NPPES lists Massachusetts license number DN1859958, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Rita Twan, DDS prescribe under Medicare Part D?

In 2024, Rita Twan, DDS had 41 Medicare Part D claims for 31 beneficiaries; the average among endodontics prescribers was 121. 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.