Mary Lou Schack, PH.D.
NPI 1366626723 · Clinical Psychologist · Bala Cynwyd, PA
Mary Lou Schack, PH.D. is a Clinical Psychologist provider in Bala Cynwyd, PA (NPI 1366626723).
Provider details
- NPI number
- 1366626723
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PS-002366-L (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2007-12-20
- Last updated
- 2010-03-25
Frequently asked questions
- What is Mary Lou Schack's NPI number?
- Mary Lou Schack's National Provider Identifier (NPI) is 1366626723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lou Schack's specialty?
- Mary Lou Schack is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Lou Schack located?
- Mary Lou Schack's practice location on file with NPPES is 111 Presidential Blvd, Bala Cynwyd, PA 19004-1008.
- What is Mary Lou Schack's phone number?
- The practice phone number listed in the NPPES registry for Mary Lou Schack is (610) 667-8549.
- Is Mary Lou Schack's NPI active?
- Yes — Mary Lou Schack's NPI (1366626723) is active in the NPPES registry as of the last update on 2010-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.