1. Home
  2. Directory
  3. New York
  4. Waterloo
  5. Counselor
  6. NPI Profile

MARY LOU LANG
NPI 1497638027
Counselor in Waterloo, NY

Active since July 30, 2025
31 THURBER DR, WATERLOO, NY 13165(315) 539-1980 Get Directions Write a Review

NPPES record last updated: July 30, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mary Lou Lang NPPES

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

MARY LOU LANG (NPI 1497638027) is an individual counselor in Waterloo, New York and active in the NPI registry since July 2025.

NPPES Registry Identity

NPI1497638027
Entity TypeIndividualFemale
Primary Taxonomy101Y00000X
Provider Legal NameMARY LOU LANG
Location Address31 THURBER DRWaterloo, NY 13165-1665
Mailing Address31 Thurber DrWaterloo, NY 13165-1665 · (315) 539-1980
Phone(315) 539-1980
Sole ProprietorNo
Enumeration DateJuly 30, 2025
NPPES CertifiedJuly 30, 2025
✔ NPI 1497638027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
Definition
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
31 THURBER DR, Waterloo, NY 13165
Open in Google Maps ↗

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.

KAREN ALICE BRIGHAM
Case Manager/Care Coordinator
31 THURBER DR
WATERLOO, NY 13165
Seneca County (315) 539-1922
SANDRA J DONLON-LANDSCHOOT RN
Registered Nurse
31 THURBER DR, SUITE 1
WATERLOO, NY 13165
Seneca County (315) 539-1929
EUGENE STOREY JR.
Peer Specialist
31 THURBER DR
WATERLOO, NY 13165
Seneca County (315) 539-1980
MS. MARY P GRACE LCSW, CASAC, CPP
Social Worker (Clinical)
31 THURBER DR
WATERLOO, NY 13165
Seneca County (315) 539-1985
DAVID P LEE LMSW
Social Worker
31 THURBER DR
WATERLOO, NY 13165
Seneca County (315) 539-1985
STACEY LYNN FEGLEY RN, BSN
Registered Nurse
31 THURBER DR
WATERLOO, NY 13165
Seneca County (315) 539-1929
CYNTHIA EILEEN MECKLEY RN
Registered Nurse
31 THURBER DR
WATERLOO, NY 13165
Seneca County (315) 539-1980
MR. RAYMOND RICHARD PETTIS MS, LMHC
Counselor (Mental Health)
31 THURBER DR
WATERLOO, NY 13165
Seneca County (315) 539-1980

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 Lou Lang's NPI number?

The NPI number for Mary Lou Lang is 1497638027. It was assigned to this individual provider in the NPPES registry on July 30, 2025.

Where is Mary Lou Lang located?

Mary Lou Lang practices at 31 Thurber Dr, Waterloo, NY 13165. The listed phone number is (315) 539-1980.

What is Mary Lou Lang's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

When was this NPI record last updated?

The NPPES record for Mary Lou Lang was last updated on July 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.