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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. DOUGLAS BART CALEM DDS
NPI 1952304735
Dentist - General Practice in South Williamsport, PA

Active since May 24, 2005
305 S MARKET ST, SOUTH WILLIAMSPORT, PA 17702(570) 323-4004 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Douglas Bart Calem Dds NPPES

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

DR. DOUGLAS BART CALEM DDS (NPI 1952304735) is an individual general practice provider in South Williamsport, Pennsylvania, licensed in Pennsylvania (DS021207L) and active in the NPI registry since May 2005.

NPPES Registry Identity

NPI1952304735
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. DOUGLAS BART CALEMCredential: DDS
Location Address305 S MARKET STSouth Williamsport, PA 17702-7321
Mailing Address305 S Market StSouth Williamsport, PA 17702-7321 · (570) 323-4004
Phone(570) 323-4004
Sole ProprietorNo
Enumeration DateMay 24, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1952304735 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in PA · DS021207L
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.
305 S MARKET ST, South Williamsport, PA 17702
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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 Douglas Calem's NPI number?

The NPI number for Douglas Calem is 1952304735. It was assigned to this individual provider in the NPPES registry on May 24, 2005.

Where is Douglas Calem located?

Douglas Calem practices at 305 S Market St, South Williamsport, PA 17702. The listed phone number is (570) 323-4004.

What is Douglas Calem's specialty?

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

When was this NPI record last updated?

The NPPES record for Douglas Calem 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 25 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.