NPPES file of Aug 9, 2026

Cathrine Diana Kaplan, DMD

General Practice Dentistry · Holbrook, MA

Cathrine Diana Kaplan, DMD is a general practice dentistry with a practice address in Holbrook, Massachusetts, and NPI 1083784920, issued on Nov 8, 2006. Check the license (Massachusetts 19819, 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
1083784920
Name
Cathrine Diana Kaplan
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
19819 MA
Self-reported in NPPES; status is on the state search
Practice location
838 South Franklin Street, Holbrook, MA 02343
Phone
(781) 767-2550
Enumerated
Nov 8, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(781) 767-5324
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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Verify Cathrine Diana Kaplan 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 19819
    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

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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24% more Medicare Part D claims than the average general practice dentistry in 2024

103 Medicare Part D claims for 64 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Cathrine Kaplan103
  2. Specialty average83

Most prescribed

  1. Amoxicillin46 claims
  2. Clindamycin Hcl19 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.

Cathrine Diana Kaplan among 3,489 general practice dentistry records in Massachusetts

Cathrine Diana Kaplan, DMD 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).

General Practice Dentistry providers in Massachusetts

There are 3,489 general practice dentistry records in Massachusetts.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Alison Freeman, DMDHanson, MA 023411407063589
  2. Gregory Bartek, D.M.D.Middleboro, MA 023461356321020
  3. Stephen Couet, D.D.S.Middleboro, MA 023461891778361
  4. John Gomes, D.M.DMiddleboro, MA 023461063623247
  5. Peter Messier, DDSMiddleboro, MA 023461346313913
  6. James Samia, DMDMiddleboro, MA 023461578676508
  7. Frank Walsh, DMDMiddleboro, MA 023461588672372
  8. Lawrence Bandoni, DMDHanover, MA 023391679627780

Common questions

What is Cathrine Diana Kaplan, DMD's NPI number?

Cathrine Diana Kaplan, DMD's National Provider Identifier (NPI) is 1083784920, issued on Nov 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Cathrine Diana Kaplan, DMD located?

The NPPES record lists a practice address at 838 South Franklin Street, Holbrook, MA, 02343. Phone: (781) 767-2550. Providers update this record themselves, so call before visiting.

How can I verify Cathrine Diana Kaplan, DMD's license?

NPPES lists Massachusetts license number 19819, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Cathrine Diana Kaplan, DMD prescribe under Medicare Part D?

In 2024, Cathrine Diana Kaplan, DMD had 103 Medicare Part D claims for 64 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.