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C.J. ALLEN OT UPPER EXTREMITY & HAND THERAPY, PLLC
NPI 1447955356
Durable Medical Equipment & Medical Supplies - Customized Equipment in Smithtown, NY

Active since March 31, 2023
290 E MAIN ST STE 400, SMITHTOWN, NY 11787(631) 761-6996(631) 761-6997 Get Directions Write a Review

NPPES record last updated: April 5, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 5, 2023, Mar 31, 2023 (2 updates tracked since 2023).

About C.j. Allen Ot Upper Extremity & Hand Therapy, Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

C.J. ALLEN OT UPPER EXTREMITY & HAND THERAPY, PLLC (NPI 1447955356), doing business as Cj Allen Ot Upper Extremity & Hand Therapy, Pllc, is a healthcare organization registered as a customized equipment in Smithtown, New York and active in the NPI registry since March 2023. The organization lists Charles J Allen, Owner, as its authorized official.

NPPES Registry Identity

NPI1447955356
Entity TypeOrganization
Primary Taxonomy332BC3200X
Legal Business NameC.J. ALLEN OT UPPER EXTREMITY & HAND THERAPY, PLLC
Location Address290 E MAIN ST STE 400Smithtown, NY 11787-2916
Mailing Address2108 Joshuas PathHauppauge, NY 11788-4764 · (631) 761-6996 · Fax (631) 761-6997
Phone(631) 761-6996
Fax(631) 761-6997
Organization SubpartYesParent: Cj Allen Ot Upper Extremity & Hand Therapy, Pllc
Authorized OfficialCharles J AllenOwner · (631) 761-6996
Enumeration DateMarch 31, 2023
Last NPPES UpdateApril 5, 20232 updates tracked since enumeration
NPPES CertifiedApril 5, 2023
✔ NPI 1447955356 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDurable Medical Equipment & Medical Supplies · Customized EquipmentSuppliers
Taxonomy Code332BC3200X
Also ListedOccupational TherapistTaxonomy 225X00000X
290 E MAIN ST STE 400, Smithtown, NY 11787
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Other Names 1

Former Legal Business NameCj Allen Ot Upper Extremity & Hand Therapy, Pllc

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

C.j. Allen Ot Upper Extremity & Hand Therapy, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC, which bills Medicare for the services they deliver. Of these, 4 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Olivia Myszkowski, OTR/L
Occupational Therapist in Private Practice
NPI 1366912966
290 E MAIN ST STE 400
Smithtown, NY 11787
(631) 675-5777
✔ Accepts Medicare1.5 mi
Charles Allen, OTR/L,CHT
Occupational Therapist in Private Practice
NPI 1548216237
2108 JOSHUAS PATH
Hauppauge, NY 11788
(631) 761-6996
✔ Accepts Medicare3.7 mi
Sarah Exposito, OTR/L
Occupational Therapist in Private Practice
NPI 1104400969
2108 JOSHUAS PATH
Hauppauge, NY 11788
(631) 761-6996
✔ Accepts Medicare3.7 mi
Thomas Christian
Occupational Therapist in Private Practice
NPI 1447172408
2108 JOSHUAS PATH
Hauppauge, NY 11788
(631) 761-6996
✔ Accepts Medicare3.7 mi
Anthony Kiriakos, OTR/L
Occupational Therapist in Private Practice
NPI 1356982243
19 ERLWEIN CT
Massapequa, NY 11758
(347) 801-5450
✔ Accepts Medicare17 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC's NPI number?

The NPI number for C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC is 1447955356. It was assigned to this organization in the NPPES registry on March 31, 2023. The provider was formerly known as Cj Allen Ot Upper Extremity & Hand Therapy, PLLC.

Where is C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC located?

C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC is located at 290 E Main St Ste 400, Smithtown, NY 11787. The listed phone number is (631) 761-6996.

What is C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC's specialty?

The primary specialty registered for this NPI is Durable Medical Equipment & Medical Supplies, specializing in Customized Equipment, with taxonomy code 332BC3200X.

Is C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC enrolled in Medicare?

Yes. C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians, all in Occupational Therapist in Private Practice, reassign their Medicare billing to C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 4 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for C.J. Allen Ot Upper Extremity & Hand Therapy, PLLC was last updated on April 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.