NPPES file of Aug 9, 2026

Irene Lang, DMD

Orthodontics and Dentofacial Orthopedics Dentistry · Quincy, MA

Irene Lang, DMD is an orthodontics and dentofacial orthopedics dentistry with a practice address in Quincy, Massachusetts, and NPI 1801464672, issued on Jun 16, 2021. Check the license (Massachusetts DN1859135, 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
1801464672
Name
Irene Lang
Credential
DMD
Primary taxonomy
Orthodontics and Dentofacial Orthopedics Dentistry 1223X0400X
License number
DN1859135 MA
Self-reported in NPPES; status is on the state search
Practice location
1372 Hancock St Ste 101, Quincy, MA 02169
Phone
(617) 472-3919
Enumerated
Jun 16, 2021
Record last updated
May 18, 2026
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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8 nearest orthodontics and dentofacial orthopedics dentistry records → All 444 in Massachusetts → Look up another NPI →

Also registered at 1372 Hancock St Ste 101

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

  1. Micheal Abboud, DMDDentist1336781533
  2. Zainab AlbakerDentist1891554895
  3. Eduardo Benavides, DMDDentist1992553085
  4. Kirollos Bisheet, DMDDentist1760104103
  5. Felicia CraffeyDentist1205574910
  6. Jia LiuOrthodontics and Dentofacial Orthopedics Dentistry1992231062

Verify Irene Lang 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 DN1859135    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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Industry payments in 2024: $274.96

3 payments; by number, the most common kind was food and beverage; the largest payer was Envista Holdings Corporation. The 7,622 providers of this specialty with any payment received $1,641.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Irene Lang$274.96
  2. Specialty average$1,641.73

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

Irene Lang among 444 orthodontics and dentofacial orthopedics dentistry records in Massachusetts

Irene Lang, DMD is one of 444 orthodontics and dentofacial orthopedics dentistry records with a practice address in Massachusetts. 49% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 90% of them.

  • NPI issued2021 · 90% of these records are older, 7% newer
  • In a Medicare fileYes · 49% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2026 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223X0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthodontics and Dentofacial Orthopedics Dentistry providers in Massachusetts

There are 444 orthodontics and dentofacial orthopedics dentistry records in Massachusetts.

All 444 in Massachusetts → Every provider in Quincy → Orthodontics and Dentofacial Orthopedics Dentistry nationwide →

The 8 orthodontics and dentofacial orthopedics dentistry records with the nearest ZIP codes

  1. Stephen Abramowitz, D.D.SQuincy, MA 021691306977897
  2. Fereidoon Attarzadeh, DMD MSCD DSCQuincy, MA 021691285701375
  3. Gabrielle Chan, DMD, MSD, FRCD(C)Quincy, MA 021691134628753
  4. Yajun Cui, DMDQuincy, MA 021691194167254
  5. Michael Dimarzio, D.M.DQuincy, MA 021691487816773
  6. John Lee, DDSQuincy Centre, MA 021691649322546
  7. Jia LiuQuincy, MA 021691992231062
  8. Alana Marczak, DMDQuincy, MA 021691639672157

Common questions

What is Irene Lang, DMD's NPI number?

Irene Lang, DMD's National Provider Identifier (NPI) is 1801464672, issued on Jun 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Irene Lang, DMD located?

The NPPES record lists a practice address at 1372 Hancock St Ste 101, Quincy, MA, 02169. Phone: (617) 472-3919. Providers update this record themselves, so call before visiting.

How can I verify Irene Lang, DMD's license?

NPPES lists Massachusetts license number DN1859135, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.