Registry data as of Aug 27, 2026

Mackenzie St. John, MSW

Professional Counselor · Littlestown, PA

Mackenzie St. John, MSW is a professional counselor with a practice address in Littlestown, Pennsylvania, and NPI 1134959554, issued on Aug 2, 2024. Check the license with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1134959554
Name
Mackenzie St. John
Credential
MSW
Primary taxonomy
Professional Counselor 101YP2500X
Practice location
815 Orphanage Road, Littlestown, PA 17340
Phone
(717) 359-7148
Enumerated
Aug 2, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Mackenzie St. John in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

2 professional counselor records list a Littlestown practice address

They are 2 of the 47 NPPES records with a Littlestown practice address, and 8,458 professional counselor records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other professional counselor records in Pennsylvania

  1. Brandy Abbey, LPCErie, PA1053720656
  2. Jodi-Lynn Abbey-Hines, MAGrove City, PA1386065167
  3. Nadia AbbondanzaPittsburgh, PA1407556517
  4. Elaine Abbott, LPCPittsburgh, PA1568258762
  5. Lori Abbott, LPCPittsburgh, PA1548593882
  6. Hader AbdelmotelebFairless Hills, PA1346136553
  7. Kareemah AbdullahPhiladelphia, PA1477189140
  8. Malika AbdullahPhiladelphia, PA1194690792
  9. Khadija Abdullahi, LPCPhiladelphia, PA1013798537
  10. Ryan Abel, LPCGibsonia, PA1760319321

Common questions

What is Mackenzie St. John, MSW's NPI number?

Mackenzie St. John, MSW's National Provider Identifier (NPI) is 1134959554, issued on Aug 2, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Mackenzie St. John, MSW located?

The NPPES record lists a practice address at 815 Orphanage Road, Littlestown, PA, 17340. Phone: (717) 359-7148. Providers update this record themselves, so call before visiting.

How can I verify Mackenzie St. John, MSW's license?

Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.