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DIREN ARSOY MD
NPI 1568773463
Orthopaedic Surgery in New York, NY

Active since June 24, 2010PECOS EnrolledAccepts Medicare Assignment
80.29/100
CMS Quality Rating
645 MADISON AVE, 3RD & 4TH FL, NEW YORK, NY 10022(888) 636-7840(267) 479-1321 Get Directions Write a Review

NPPES record last updated: June 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Diren Arsoy Md NPPES

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

DIREN ARSOY MD (NPI 1568773463) is an individual orthopaedic surgery provider in New York, New York, licensed in New York (284846) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Bellevue Hospital Center, and maintains a secondary practice location in Jersey City.

NPPES Registry Identity

NPI1568773463
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDIREN ARSOYCredential: MD
Location Address645 MADISON AVE, 3RD & 4TH FLNew York, NY 10022-1010
Mailing Address833 Chestnut St Ste 520Philadelphia, PA 19107-4430 · (609) 677-7003
Phone(888) 636-7840
Fax(267) 479-1321
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateJune 24, 2010
Last NPPES UpdateJune 8, 2026
NPPES CertifiedJune 8, 2026
✔ NPI 1568773463 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
Licenses✔ Licensed in NY · 284846✔ Licensed in CT · 56755✔ Licensed in MN · 55209✔ Licensed in NJ · 25MA11410700
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.
Also ListedOrthopaedic Surgery · Adult Reconstructive Orthopaedic SurgeryTaxonomy 207XS0114X · License 284846 (NY)
645 MADISON AVE, New York, NY 10022
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Secondary Practice Location 1

Location 11 Journal Square Plaza, 2nd FlJersey CIty, NJ 07306-4004 · Phone (888) 636-7840 · Fax (267) 479-1321

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Diren Arsoy Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6204082035
PECOS Enrollment IDI20220627002373
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Diren Arsoy reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

New York University
1.4 mi
Urology
150 E 32ND ST, 2ND FLOOR
New York, NY 10016
  • Reassigned Medicare billing, New Jersey and New York enrollments
  • Also billed through NPI 1285826438 (New York)
  • 66 clinicians in this Medicare group
NPI 1275583452 (877) 648-2964
Rothman Orthopaedics Of New York, PLLC
22 mi
Orthopaedic Surgery
658 WHITE PLAINS ROAD
Tarrytown, NY 10591
  • Reassigned Medicare billing, New York enrollment
  • 23 clinicians in this Medicare group
NPI 1922501246 (800) 321-9999
Rothman Orthopaedics Of New Jersey, LLC
80 mi
Orthopaedic Surgery
999 ROUTE 73 N FL 34
Marlton, NJ 08053
  • Reassigned Medicare billing, New Jersey enrollment
  • 398 clinicians in this Medicare group
NPI 1215978630 (800) 321-9999

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

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
336 services45 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
312 services159 patients
X-ray of knee, 4 or more views 73564
An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.
154 services89 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
81 services51 patients
X-ray of knee, 3 views 73562
An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.
70 services27 patients
X-ray of hip, 1 view 73501
An X-ray of the hip, 1 view, is a quick, painless test where a small amount of radiation is used to produce images of the hip joint. This helps in diagnosing conditions like arthritis or fractures. You'll be positioned so that the X-ray machine can capture the best image of your hip.
59 services37 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Bellevue Hospital Center

Acute Care Hospitals · New York, NY
2/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number330204
Location462 First AvenueNew York, NY 10016 · New York County
Emergency services Birthing friendly

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330214
Location550 First AvenueNew York, NY 10016 · New York County
Emergency services Birthing friendly

Phelps Hospital

Acute Care Hospitals · Sleepy Hollow, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330261
Location701 N BroadwaySleepy Hollow, NY 10591 · Westchester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10022 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
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

80.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.81
Promoting Interoperability99
Improvement Activities40
Cost49.34

Other Providers at the Same Location NPPES 4

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

645 MEDICAL ASSOCIATES PLLC
Internal Medicine
645 MADISON AVE
NEW YORK, NY 10022
New York County (212) 857-4537
ALEXANDRA NICOLE DISARLO PA-C
Physician Assistant
645 MADISON AVE
NEW YORK, NY 10022
New York County (212) 618-5900
MACKENZIE ELIZABETH COOKE PA
Physician Assistant
645 MADISON AVE
NEW YORK, NY 10022
New York County (888) 636-7840
LAWRENCE G. CHANG DO, MPH
Physical Medicine & Rehabilitation (Sports Medicine)
645 MADISON AVE
NEW YORK, NY 10022
New York County (888) 636-7840

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 Diren Arsoy's NPI number?

The NPI number for Diren Arsoy is 1568773463. It was assigned to this individual provider in the NPPES registry on June 24, 2010.

Where is Diren Arsoy located?

Diren Arsoy practices at 645 Madison Ave 3rd & 4th Fl, New York, NY 10022. The listed phone number is (888) 636-7840.

What is Diren Arsoy's specialty?

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

Is Diren Arsoy enrolled in Medicare?

Yes. Diren Arsoy is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Diren Arsoy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diren Arsoy reassigns Medicare benefits to 3 organizations: New York University (New York, NY), Rothman Orthopaedics Of New York, PLLC (Tarrytown, NY) and Rothman Orthopaedics Of New Jersey, LLC (Marlton, NJ). Each 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 Diren Arsoy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diren Arsoy accept?

Health plans from Oscar Health list Diren Arsoy as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Diren Arsoy affiliated with any hospitals?

According to CMS data, Diren Arsoy is affiliated with Bellevue Hospital Center, Nyu Langone Hospitals and Phelps Hospital.

When was this NPI record last updated?

The NPPES record for Diren Arsoy was last updated on June 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.