NPPES file of Aug 9, 2026

Melissa Volpe Merwin, DMD

General Practice Dentistry · Guilford, CT

Melissa Volpe Merwin, DMD is a general practice dentistry with a practice address in Guilford, Connecticut, and NPI 1306302120, issued on Feb 17, 2019. Check the license (Connecticut 12841, as entered in NPPES) with the Connecticut 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
1306302120
Name
Melissa Volpe Merwin
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
12841 CT
Self-reported in NPPES; status is on the state search
Practice location
800 Boston Post RD Ste 204, Guilford, CT 06437
Phone
(203) 245-7575
Enumerated
Feb 17, 2019
Record last updated
Dec 28, 2022
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 800 Boston Post RD Ste 204

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

  1. Alan Friedler, DMDDentist1659412112

Verify Melissa Volpe Merwin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 12841
    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 Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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39% fewer Medicare Part D claims than the average general practice dentistry in 2024

51 Medicare Part D claims for 25 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.

  1. Melissa Merwin51
  2. Specialty average83

Most prescribed

  1. Sodium Fluoride14 claims
  2. Amoxicillin11 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: $142.03

4 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Melissa Merwin$142.03
  2. Specialty average$597.01

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

Melissa Volpe Merwin among 1,731 general practice dentistry records in Connecticut

Melissa Volpe Merwin, DMD is one of 1,731 general practice dentistry records with a practice address in Connecticut. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 88% of them.

  • NPI issued2019 · 88% of these records are older, 10% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2022 · 80% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 general practice dentistry records list a practice address in Guilford

They are 8 of the 504 NPPES records with a practice address in Guilford, and 1,731 general practice dentistry records in Connecticut.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Pamela Brown, DDSGuilford, CT 064371952478265
  2. Gary Dubin, D.D.S.Guilford, CT 064371821200759
  3. Riham Kalta, D.M.D.Guilford, CT 064371467472845
  4. Theodore Katz, D.D.S.Guilford, CT 064371134216732
  5. Michael Merlini, DDSGuilford, CT 064371891713020
  6. Vincent Michael, D.M.D.Guilford, CT 064371124053616
  7. Richard Small, D.D.S.Guilford, CT 064371588793954
  8. Keith Campbell, D.M.D.Higganum, CT 064411245363050

Common questions

What is Melissa Volpe Merwin, DMD's NPI number?

Melissa Volpe Merwin, DMD's National Provider Identifier (NPI) is 1306302120, issued on Feb 17, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Volpe Merwin, DMD located?

The NPPES record lists a practice address at 800 Boston Post RD Ste 204, Guilford, CT, 06437. Phone: (203) 245-7575. Providers update this record themselves, so call before visiting.

How can I verify Melissa Volpe Merwin, DMD's license?

NPPES lists Connecticut license number 12841, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa Volpe Merwin, DMD prescribe under Medicare Part D?

In 2024, Melissa Volpe Merwin, DMD had 51 Medicare Part D claims for 25 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.