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STEVEN SIMONSEN MD
NPI 1457459133
Orthopaedic Surgery in West Islip, NY

Active since September 20, 2006PECOS Enrolled
340 MONTAUK HWY, WEST ISLIP, NY 11795(631) 422-9530 Get Directions Write a Review

NPPES record last updated: April 11, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Steven Simonsen Md NPPES

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

STEVEN SIMONSEN MD (NPI 1457459133) is an individual orthopaedic surgery provider in West Islip, New York, licensed in New York (146175) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1457459133
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameSTEVEN SIMONSENCredential: MD
Location Address340 MONTAUK HWYWest Islip, NY 11795-4437
Mailing Address340 Montauk HwyWest Islip, NY 11795-4437 · (631) 422-9530
Phone(631) 422-9530
Sole ProprietorNo
Enumeration DateSeptember 20, 2006
Last NPPES UpdateApril 11, 2008
✔ NPI 1457459133 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in NY · 146175
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.
340 MONTAUK HWY, West Islip, NY 11795
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Other Identifiers 2

Medicare PIN53A191NY
Other200000874NY · Railroad Medicare

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Steven Simonsen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11795 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SOUTH SHORE ORTHOPAEDIC ASSOCIATES
Orthopaedic Surgery
340 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 422-9530
ONAL MEDICAL PC
General Practice
340 MONTAUK HWY, SUITE 2
WEST ISLIP, NY 11795
Suffolk County (631) 482-8824
WENDY ZAPATA DO
Pediatrics
340 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 376-6000
MS. BONNIE JEAN GREENE RPA-C
Physician Assistant
340 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 422-9530
SOUTH MAIN CHIROPRACTIC,P.C.
Chiropractor
340 MONTAUK HWY, SUITE 2
WEST ISLIP, NY 11795
Suffolk County (631) 482-8824
GUIRAND MEDICAL PC
General Practice
340 MONTAUK HWY, SUITE 2
WEST ISLIP, NY 11795
Suffolk County (631) 482-8824
JAMES MARZEC MD
Orthopaedic Surgery
340 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 422-9530
PANDA MEDICAL PC
General Practice
340 MONTAUK HWY, SUITE 2
WEST ISLIP, NY 11795
Suffolk County (631) 482-8824

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 Steven Simonsen's NPI number?

The NPI number for Steven Simonsen is 1457459133. It was assigned to this individual provider in the NPPES registry on September 20, 2006.

Where is Steven Simonsen located?

Steven Simonsen practices at 340 Montauk Hwy, West Islip, NY 11795. The listed phone number is (631) 422-9530.

What is Steven Simonsen's specialty?

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

Is Steven Simonsen enrolled in Medicare?

Yes. Steven Simonsen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Steven Simonsen was last updated on April 11, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.