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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. HOWARD S MARKOWITZ D.D.S.
NPI 1023079829
Dentist - General Practice in Leominster, MA

Active since March 31, 2006
81 WEST ST, LEOMINSTER, MA 01453(978) 534-9216(978) 537-6931 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Howard S Markowitz D.d.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. HOWARD S MARKOWITZ D.D.S. (NPI 1023079829) is an individual general practice provider in Leominster, Massachusetts, licensed in Massachusetts (15609) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1023079829
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. HOWARD S MARKOWITZCredential: D.D.S.
Location Address81 WEST STLeominster, MA 01453-5649
Mailing Address81 West StLeominster, MA 01453-5649 · (978) 534-9216 · Fax (978) 537-6931
Phone(978) 534-9216
Fax(978) 537-6931
Sole ProprietorNo
Enumeration DateMarch 31, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1023079829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in MA · 15609
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
81 WEST ST, Leominster, MA 01453
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Other Identifiers 2

Other043408210MA · Tax Id#
Other15609MA · Dental License #

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.Insurance ›

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MICHAEL DANIEL RICHLER DMD
Dentist (Pediatric Dentistry)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (802) 238-6142
DR. ALLISON FERRIS HOPKINSON D.M.D.
Dentist (General Practice)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (978) 534-9216
DR. ANYA TURKER D.M.D.
Dentist (General Practice)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (978) 534-9216
DR. STEPHEN MARKOWITZ D.M.D
Dentist (General Practice)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (978) 534-9216
DR. DANIEL CARLOZZI DMD
Dentist (General Practice)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (203) 768-1837
GRACE DONOGHUE DMD
Dentist (General Practice)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (978) 534-9216
HOWARD MARKOWITZ DDS PC
Dentist (General Practice)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (978) 534-9216
DR. WILLIAM UNGER D.D.S.
Dentist (General Practice)
81 WEST ST
LEOMINSTER, MA 01453
Worcester County (978) 534-9216

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Howard Markowitz's NPI number?

The NPI number for Howard Markowitz is 1023079829. It was assigned to this individual provider in the NPPES registry on March 31, 2006.

Where is Howard Markowitz located?

Howard Markowitz practices at 81 West St, Leominster, MA 01453. The listed phone number is (978) 534-9216.

What is Howard Markowitz's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

What insurance does Howard Markowitz accept?

Health plans from Anthem Blue Cross and Blue Sheld, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list Howard Markowitz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Howard Markowitz was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.