MARY K CHANCELLOR MSW,CSW
NPI 1902810013
Social Worker - Clinical in Williamsport, PA

Active since July 27, 2006
1000 COMMERCE PARK DR, SUITE 110, WILLIAMSPORT, PA 17701(570) 323-6944(570) 323-4529 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mary K Chancellor Msw,csw NPPES

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

MARY K CHANCELLOR MSW,CSW (NPI 1902810013) is an individual clinical provider in Williamsport, Pennsylvania, licensed in Pennsylvania (CW012639) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1902810013
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARY K CHANCELLORCredential: MSW,CSW
Location Address1000 COMMERCE PARK DR, SUITE 110Williamsport, PA 17701-5475
Mailing Address320 Highland DrMountville, PA 17554-1232 · (717) 285-7121 · Fax (717) 285-2658
Fax(570) 323-4529
Sole ProprietorNo
Enumeration DateJuly 27, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1902810013 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in PA · CW012639
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
1000 COMMERCE PARK DR, Williamsport, PA 17701

Other Identifiers 2

Medicare ID-Type Unspecified640836LTD
Medicare UPINP23482

Other Providers at the Same Location NPPES 20

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

Licensed Practical Nurse
1000 COMMERCE PARK DR, SUITE 110
WILLIAMSPORT, PA 17701
Social Worker (Clinical)
1000 COMMERCE PARK DR, SUITE 110
WILLIAMSPORT, PA 17701
Behavior Analyst
1000 COMMERCE PARK DR, STE. 110
WILLIAMSPORT, PA 17701
Social Worker
1000 COMMERCE PARK DR, SUITE 110
WILLIAMSPORT, PA 17701
Home Health
1000 COMMERCE PARK DR, SUITE 104
WILLIAMSPORT, PA 17701
Social Worker (Clinical)
1000 COMMERCE PARK DR, SUITE 110
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
1000 COMMERCE PARK DR, SUITE 110
WILLIAMSPORT, PA 17701
Psychiatry & Neurology (Psychiatry)
1000 COMMERCE PARK DR, SUITE 110
WILLIAMSPORT, PA 17701

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 Mary Chancellor's NPI number?

The NPI number for Mary Chancellor is 1902810013. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Mary Chancellor located?

Mary Chancellor practices at 1000 Commerce Park Dr Suite 110, Williamsport, PA 17701. The listed phone number is (570) 323-6944.

What is Mary Chancellor's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Mary Chancellor was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.