NPPES file of Aug 9, 2026

Van Orenstein, D.M.D.

Pediatric Dentistry · Winchester, MA

Van Orenstein, D.M.D. is a pediatric dentistry with a practice address in Winchester, Massachusetts, and NPI 1134432206, issued on Jul 19, 2010. Check the license (Massachusetts DN1855399, 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
1134432206
Name
Van Orenstein
Credential
D.M.D.
Primary taxonomy
Pediatric Dentistry 1223P0221X
License number
DN1855399 MA
Self-reported in NPPES; status is on the state search
Practice location
955 Main St Ste 101, Winchester, MA 01890
Phone
(781) 729-1900
Enumerated
Jul 19, 2010
Record last updated
Nov 5, 2013 (not updated in 13 years: call before relying on the address or phone)
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 955 Main St Ste 101

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

  1. Hayley Golden, DDSPediatric Dentistry1437617347
  2. Kasey Ha, DMDPediatric Dentistry1235708108
  3. Kristen Huber, DMDPediatric Dentistry1538526371
  4. Karina Vergara, D.M.DPediatric Dentistry1457767063

Verify Van Orenstein 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 DN1855399
    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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Industry payments in 2024: $18.30

1 payment: food and beverage; the largest payer was Align Technology, Inc. The 2,607 providers of this specialty with any payment received $434.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Van Orenstein$18.30
  2. Specialty average$434.77

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

Van Orenstein among 356 pediatric dentistry records in Massachusetts

Van Orenstein, D.M.D. is one of 356 pediatric dentistry records with a practice address in Massachusetts. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 49% of them.

  • NPI issued2010 · 49% of these records are older, 47% newer
  • In a Medicare fileYes · 19% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2013 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0221X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 pediatric dentistry records list a practice address in Winchester

They are 10 of the 439 NPPES records with a practice address in Winchester, and 356 pediatric dentistry records in Massachusetts.

The 8 pediatric dentistry records with the nearest ZIP codes

  1. Geraldine Garcia-Rogers, D.M.D.Winchester, MA 018901063506004
  2. Hayley Golden, DDSWinchester, MA 018901437617347
  3. Kasey Ha, DMDWinchester, MA 018901235708108
  4. Nicole Harrington, DMDWinchester, MA 018901720246440
  5. Kristen Huber, DMDWinchester, MA 018901538526371
  6. Joseph O'Donnell, D.M.D.Winchester, MA 018901023102050
  7. Karina Vergara, D.M.DWinchester, MA 018901457767063
  8. Gary Warrington, D.M.D.Winchester, MA 018901568552305

Common questions

What is Van Orenstein, D.M.D.'s NPI number?

Van Orenstein, D.M.D.'s National Provider Identifier (NPI) is 1134432206, issued on Jul 19, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Van Orenstein, D.M.D. located?

The NPPES record lists a practice address at 955 Main St Ste 101, Winchester, MA, 01890. Phone: (781) 729-1900. Providers update this record themselves, so call before visiting.

How can I verify Van Orenstein, D.M.D.'s license?

NPPES lists Massachusetts license number DN1855399, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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.