Mackenzie St. John, MSW
NPI 1134959554 · Mental Health Counselor · Littlestown, PA
Mackenzie St. John, MSW is a Mental Health Counselor provider in Littlestown, PA (NPI 1134959554).
Provider details
- NPI number
- 1134959554
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Professional Counselor101YP2500X
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2024-08-02
- Last updated
- 2024-08-02
Frequently asked questions
- What is Mackenzie St. John's NPI number?
- Mackenzie St. John's National Provider Identifier (NPI) is 1134959554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mackenzie St. John's specialty?
- Mackenzie St. John is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mackenzie St. John located?
- Mackenzie St. John's practice location on file with NPPES is 815 Orphanage Road, Littlestown, PA 17340-9329.
- What is Mackenzie St. John's phone number?
- The practice phone number listed in the NPPES registry for Mackenzie St. John is (717) 359-7148.
- Is Mackenzie St. John's NPI active?
- Yes — Mackenzie St. John's NPI (1134959554) is active in the NPPES registry as of the last update on 2024-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.