What is Mary Lou Lang's NPI number?

Mary Lou Lang's National Provider Identifier (NPI) is 1497638027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Lou Lang's specialty?

Mary Lou Lang is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).

Where is Mary Lou Lang located?

Mary Lou Lang's practice location on file with NPPES is 31 Thurber Dr, Waterloo, NY 13165-1665.

What is Mary Lou Lang's phone number?

The practice phone number listed in the NPPES registry for Mary Lou Lang is (315) 539-1980.

Is Mary Lou Lang's NPI active?

Yes — Mary Lou Lang's NPI (1497638027) is active in the NPPES registry as of the last update on 2025-07-30.

IndividualActive

Mary Lou Lang

NPI 1497638027 · Counselor · Waterloo, NY

Mary Lou Lang is a Counselor provider in Waterloo, NY (NPI 1497638027).

Provider details

NPI number: 1497638027
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(48/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

31 Thurber Dr

Waterloo, NY 13165-1665

Phone: (315) 539-1980

Street-level locationGet directions

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Mailing address