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JEFFREY D. HART DO PC
NPI 1174399596
Orthopaedic Surgery in Massapequa, NY

Active since November 27, 2023
4200 SUNRISE HWY, MASSAPEQUA, NY 11758(833) 374-2787 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 15, 2026, Apr 25, 2024 (2 updates tracked since 2024).

About Jeffrey D. Hart Do Pc NPPES

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

JEFFREY D. HART DO PC (NPI 1174399596), doing business as Hart Orthopedics, is a healthcare organization registered as an orthopaedic surgery in Massapequa, New York and active in the NPI registry since November 2023. The organization lists Jeffrey Hart, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1174399596
Entity TypeOrganization
Primary Taxonomy207X00000X
Legal Business NameJEFFREY D. HART DO PC
Location Address4200 SUNRISE HWYMassapequa, NY 11758-5311
Mailing Address4200 Sunrise HwyMassapequa, NY 11758-5311 · (833) 374-2787
Phone(833) 374-2787
Organization SubpartYes
Authorized OfficialJeffrey HartMedical Director · (516) 459-4671
Enumeration DateNovember 27, 2023
Last NPPES UpdateJuly 15, 20262 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1174399596 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
4200 SUNRISE HWY, Massapequa, NY 11758
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Other Names 1

Doing Business AsHart Orthopedics

Other Identifiers 4

Other1871685404NY · Npi
Other1386680023NY · Npi
Other1235844606NY · Npi
Other1386801579NY · Npi

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)

Jeffrey D. Hart Do Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Jeffrey D. Hart Do PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Jeffrey Hart, DO
Orthopedic Surgery
NPI 1386801579
4200 SUNRISE HWY
Massapequa, NY 11758
(833) 374-2787
✔ PECOS✔ Accepts MedicareSame address
Thomas Jan, D.O.
Physical Medicine and Rehabilitation
NPI 1871685404
4200 SUNRISE HWY
Massapequa, NY 11758
(516) 541-1064
✔ PECOS✔ Accepts MedicareSame address

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 Jeffrey D. Hart Do PC's NPI number?

The NPI number for Jeffrey D. Hart Do PC is 1174399596. It was assigned to this organization in the NPPES registry on November 27, 2023. The provider is doing business as Hart Orthopedics.

Where is Jeffrey D. Hart Do PC located?

Jeffrey D. Hart Do PC is located at 4200 Sunrise Hwy, Massapequa, NY 11758. The listed phone number is (833) 374-2787.

What is Jeffrey D. Hart Do PC's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Jeffrey D. Hart Do PC enrolled in Medicare?

Yes. Jeffrey D. Hart Do PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jeffrey D. Hart Do PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Jeffrey D. Hart Do PC, in Orthopedic Surgery and Physical Medicine and Rehabilitation. 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, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Jeffrey D. Hart Do PC was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.