DR. NICHOLAS DIVARIS
NPI 1023065380
Orthopaedic Surgery - Orthopaedic Trauma in East Setauket, NY

Q: What is Nicholas Divaris's NPI number?

The NPI number for Nicholas Divaris is 1023065380. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Q: What is Nicholas Divaris's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Trauma, with taxonomy code 207XX0801X.

Q: When was this NPI record last updated?

The NPPES record for Nicholas Divaris was last updated on July 13, 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.

Active since May 30, 2006PECOS EnrolledAccepts Medicare Assignment

98.52/100

CMS Quality Rating

14 TECHNOLOGY DR, EAST SETAUKET, NY 11733(631) 444-4233 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Nicholas Divaris NPPES

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

DR. NICHOLAS DIVARIS (NPI 1023065380) is an individual orthopaedic trauma provider in East Setauket, New York, licensed in New York (207388) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with St Charles Hospital, and is a graduate of State University Of New York At Stony Brook, School Of Medicine (1995).

NPPES Registry Identity

NPI1023065380

Entity TypeIndividualMale

Primary Taxonomy207XX0801X

Provider Legal NameDR. NICHOLAS DIVARIS

Location Address14 TECHNOLOGY DREast Setauket, NY 11733-3472

Mailing AddressPo Box 1559Stony Brook, NY 11790-0989 · (631) 444-4233

Phone(631) 444-4233

Sole ProprietorNo

Medical School CMSState University Of New York At Stony Brook, School Of MedicineGraduated 1995

Enumeration DateMay 30, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1023065380 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Orthopaedic TraumaAllopathic & Osteopathic Physicians

Taxonomy Code207XX0801X

License✔ Licensed in NY · 207388

Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic trauma surgeons deal with the evaluation and management of acute orthopaedic injuries, evaluation and treatment of post-traumatic deformities and nonunions, acute and delayed reconstruction of pelvic and acetabular fractures, as well as osteotomy in the adult hip for treatment of hip arthritis.

14 TECHNOLOGY DR, East Setauket, NY 11733

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Other Identifiers 3

Other7470302NY · Aetna

Medicaid02176736NY

Other421G01NY · Empire Bc.bs

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

Dr. Nicholas Divaris 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 ID8022149269

PECOS Enrollment IDI20100701000510

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 Reassignment

Medicare enrollment records show Nicholas Divaris reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Stony Brook Orthopaedic Associates, University Faculty Practice Corpor

2.1 mi

Orthopaedic Surgery

SUNY @ STONY BROOK, HSC, L18, RM 080
Stony Brook, NY 11794

Reassigned Medicare billing, New York enrollment
32 clinicians in this Medicare group

NPI 1154377638 (631) 444-1478

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 10

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.

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.

501 services302 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

176 services173 patients

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.

153 services28 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.

112 services52 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

89 services88 patients

Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose J7323

Hyaluronan or Euflexxa is a substance similar to a natural substance in your joints. It's injected into the joint space to treat pain from osteoarthritis, especially in the knee. It helps to lubricate the joint, reducing pain and improving mobility.

83 services21 patients

Hospital Affiliations CMS Care Compare 2

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

St Charles Hospital

Acute Care Hospitals · Port Jefferson, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330246

Location200 Belle Terre RoadPort Jefferson, NY 11777 · Suffolk County

Birthing friendly

Suny/Stony Brook University Hospital

Acute Care Hospitals · Stony Brook, NY

4/5 CMS rating

OwnershipGovernment - State

CMS Certification Number330393

LocationHealth Sciences Center SunyStony Brook, NY 11794 · Suffolk County

Emergency services Birthing friendly

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.

98.52/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

82.85

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 20

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

DR. JAMES NICHOLSON M.D.

Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)

14 TECHNOLOGY DR
EAST SETAUKET, NY 11733

Suffolk County (631) 444-4233

MARIA JOANA RIZZA RELEVO ROSAS PA-C

Physician Assistant

14 TECHNOLOGY DR, SUITE 11, 12, 15
EAST SETAUKET, NY 11733

Suffolk County (631) 444-4233

NARDEEN MICKAIL MD

Internal Medicine

14 TECHNOLOGY DR, SUITE 10
EAST SETAUKET, NY 11733

Suffolk County (631) 689-5400

MS. JENNIFER CASTELLI P.A.

Physician Assistant

14 TECHNOLOGY DR
EAST SETAUKET, NY 11733

Suffolk County (631) 444-4233

MEGAN CARROLL PAULUS M.D.

Orthopaedic Surgery (Foot and Ankle Surgery)

14 TECHNOLOGY DR, SUITE 11
EAST SETAUKET, NY 11733

Suffolk County (631) 444-4233

DR. STEPHEN KOTTMEIER M.D.

Orthopaedic Surgery (Sports Medicine)

14 TECHNOLOGY DR
EAST SETAUKET, NY 11733

Suffolk County (631) 444-4233

DR. STEVEN SAMPSON M.D.

Orthopaedic Surgery

14 TECHNOLOGY DR
EAST SETAUKET, NY 11733

Suffolk County (631) 444-4233

DR. JONATHAN ADAM KROHN M.D.

Internal Medicine (Infectious Disease)

14 TECHNOLOGY DR, SUITE 10
EAST SETAUKET, NY 11733

Suffolk County (631) 689-5400

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 Nicholas Divaris's NPI number?

The NPI number for Nicholas Divaris is 1023065380. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Nicholas Divaris located?

Nicholas Divaris practices at 14 Technology Dr, East Setauket, NY 11733. The listed phone number is (631) 444-4233.

What is Nicholas Divaris's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Trauma, with taxonomy code 207XX0801X.

Is Nicholas Divaris enrolled in Medicare?

Yes. Nicholas Divaris 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 organization bills Medicare for Nicholas Divaris's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Divaris reassigns Medicare benefits to Stony Brook Orthopaedic Associates, University Faculty Practice Corpor (Stony Brook, NY). The 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 Nicholas Divaris's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Nicholas Divaris affiliated with any hospitals?

According to CMS data, Nicholas Divaris is affiliated with St Charles Hospital and Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Nicholas Divaris was last updated on July 13, 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.