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Multiple Sclerosis Specialty Center

Multiple Sclerosis Specialty Center is a healthcare organization registered as Neurology Physical Therapist in Horsham, PA, holding Type 2 (organization) NPI 1124274501 since 2008. The authorized official on file is John Marmarou, Executive Director.

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NPI 1124274501
Entity type Organization (Type 2)
Legal business name Multiple Sclerosis Specialty Center
Other name <Unavail>
Practice address 200 LAKESIDE DR STE 228, Horsham, PA, 19044
Phone 2152596699
Fax 2152596889
Enumeration date 2008-08-17
Last updated in NPPES 2025-11-07

Authorized official

Name John Marmarou
Title Executive Director
Phone 6092025353

Taxonomy & classification

Taxonomy code Specialty Primary License State
235Z00000X Speech-Language Pathologist Secondary
225XN1300X Neurorehabilitation Occupational Therapist Secondary
2251N0400X Neurology Physical Therapist Primary
Copy-ready billing details
Provider: Multiple Sclerosis Specialty Center
NPI: 1124274501
Taxonomy: 2251N0400X (Neurology Physical Therapist)
Address: 200 LAKESIDE DR STE 228, Horsham, PA, 19044

Providers at this address

NPI Name Type Specialty Location
1669249660 Molly Corrigan Individual Occupational Therapist Horsham, PA
1669236790 Kristen French Individual Physical Therapist Horsham, PA
1790509461 Megan Mckelvey Individual Physical Therapist Horsham, PA
1366312241 Multiple Sclerosis Specialty Center Organization Neurology Physical Therapist Horsham, PA

Verify this record

Cross-check NPI 1124274501 against the authoritative CMS record: view Multiple Sclerosis Specialty Center on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Who is the authorized official for Multiple Sclerosis Specialty Center?
NPPES lists John Marmarou (Executive Director) as the authorized official for this organization.
What is the NPI number for Multiple Sclerosis Specialty Center?
The NPI for Multiple Sclerosis Specialty Center is 1124274501, a Type 2 (organization) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2025-11-07.