STEPHEN J NICHOLAS MD
NPI 1528053550
Orthopaedic Surgery - Sports Medicine in Nyc, NY


Quality Rating: 73.68 out of 100 score

NPI Status: Active since September 15, 2005

Contact Information

130 E 77TH ST
5TH FLOOR
NYC, NY
ZIP 10021
Phone: (212) 737-3301
Fax: (212) 737-4876

Get Directions Write a Review

  • Individual
  • Male
  • Years of Experience 40
  • Orthopaedic Surgery
  • Sports Medicine
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About STEPHEN NICHOLAS

This page provides the complete NPI Profile along with additional information for Stephen Nicholas, a provider established in Nyc, New York with a medical specialization in Orthopaedic Surgery, focusing in sports medicine and more than 40 years of experience. He graduated from New York Medical College in 1986. The healthcare provider is registered in the NPI registry with number 1528053550 assigned on September 2005. The practitioner's primary taxonomy code is 207XX0005X with license number 172648 (NY). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1528053550
Provider Name
STEPHEN J NICHOLAS MD
Gender
Male
Entity Type
Individual
Location Address
130 E 77TH ST 5TH FLOOR NYC, NY 10021
Location Phone
(212) 737-3301
Location Fax
(212) 737-4876
Mailing Address
130 E 77TH ST 5TH FLOOR NYC, NY 10021
Mailing Phone
(212) 737-3301
Mailing Fax
(212) 737-4876
Medical School Name
NEW YORK MEDICAL COLLEGE
Graduation Year
1986
Is Sole Proprietor?
Yes
Enumeration Date
09-15-2005
Last Update Date
09-11-2025
Code Navigator

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Orthopaedic Surgery Sports Medicine

Taxonomy Code
207XX0005X
Type
Allopathic & Osteopathic Physicians
License No.
172648
License State
NY
Taxonomy Description
An orthopaedic surgeon trained in sports medicine provides appropriate care for all structures of the musculoskeletal system directly affected by participation in sporting activity. This specialist is proficient in areas including conditioning, training and fitness, athletic performance and the impact of dietary supplements, pharmaceuticals, and nutrition on performance and health, coordination of care within the team setting utilizing other health care professionals, field evaluation and management, soft tissue biomechanics and injury healing and repair. Knowledge and understanding of the principles and techniques of rehabilitation, athletic equipment and orthotic devices enables the specialist to prevent and manage athletic injuries.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

172648 (NY)

Medicare Participation & PECOS Enrollment Status

Stephen Nicholas is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Stephen Nicholas is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 9335130038

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20040520001634

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Aspiration and/or injection of fluid from large joint

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.

This service was performed 479 times for 202 patients

Aspiration and/or injection of fluid large joint using ultrasound guidance

This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.

This service was performed 79 times for 60 patients

Established patient office or other outpatient visit, 10-19 minutes

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

This service was performed 18 times for 18 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 955 times for 570 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 224 times for 210 patients

Fine needle aspiration biopsy, first growth

A fine needle aspiration biopsy involves using a thin needle to collect cells from a growth for testing. This procedure helps identify if the growth is benign (non-cancerous) or malignant (cancerous). It's a quick, safe way to gather necessary information about your health.

This service was performed 12 times for 12 patients

Hip replacement

A hip replacement is a surgical procedure where a worn-out or damaged hip joint is replaced with an artificial one. This procedure can greatly reduce pain and improve mobility. It's often recommended when other treatments like physical therapy or medications fail to alleviate symptoms.

This service was performed for 15 patients

Hyaluronan or derivative, gel-one, for intra-articular injection, per dose

Hyaluronan or Gel-One is a substance injected directly into your joint space. It's aimed to supplement your body's natural joint fluid, helping to lubricate and cushion the joint, reducing pain and improving mobility. It's often used for arthritis relief.

This service was performed 52 times for 37 patients

Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg

Trivisc is a treatment involving injections of a substance called hyaluronan into your joint, typically the knee. This substance is similar to a natural fluid in your joints that helps cushion and lubricate them. Trivisc can help reduce pain and improve joint movement.

This service was performed 16,600 times for 134 patients

Injection, dexamethasone sodium phosphate, 1 mg

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

This service was performed 413 times for 55 patients

Knee replacement

A knee replacement is a surgical procedure where a damaged or diseased knee joint is replaced with an artificial one. This can relieve pain and improve mobility. The procedure involves removing damaged parts of the knee and inserting a prosthetic joint. Recovery may take several weeks.

This service was performed for 45 patients

Lower limb (leg) arthroscopy (minimally invasive joint repair)

Lower limb arthroscopy is a minimally invasive procedure that allows doctors to examine and repair issues in your leg joints. It involves making small incisions through which a tiny camera and instruments are inserted. This technique can help diagnose and treat various joint problems with less pain and quicker recovery time.

This service was performed for 31 patients

New patient office or other outpatient visit, 30-44 minutes

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.

This service was performed 253 times for 253 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 20 times for 20 patients

Replacement of knee joint, both sides of knee

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

This service was performed 24 times for 24 patients

Replacement of thigh bone and hip joint with prosthesis

This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.

This service was performed 11 times for 11 patients

Upper limb (arm) arthroscopy (minimally invasive joint repair)

Upper limb arthroscopy is a minimally invasive procedure used to examine and treat issues within your arm's joints. A small camera, called an arthroscope, is inserted through a tiny incision, providing a clear view of the joint. This method often results in less pain and faster recovery compared to open surgery.

This service was performed for 19 patients

X-ray of ankle, minimum of 3 views

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

This service was performed 38 times for 29 patients

X-ray of foot, minimum of 3 views

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

This service was performed 23 times for 21 patients

X-ray of hand, 2 views

An X-ray of the hand, 2 views, is a non-invasive imaging test that uses a small amount of radiation to produce pictures of the bones in your hand. Two different angles are captured to provide a comprehensive view. This helps in diagnosing injuries or conditions affecting your hand.

This service was performed 14 times for 12 patients

X-ray of hip, 1 view

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.

This service was performed 68 times for 62 patients

X-ray of knee, 1-2 views

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

This service was performed 120 times for 97 patients

X-ray of knee, 3 views

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.

This service was performed 296 times for 216 patients

X-ray of lower and sacral spine, 2-3 views

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

This service was performed 126 times for 116 patients

X-ray of pelvis, minimum of 3 views

An X-ray of the pelvis with a minimum of 3 views is a diagnostic procedure that uses radiation to create images of your lower body area. This helps in detecting issues like fractures, arthritis, or other abnormalities. It's quick, non-invasive, and typically painless.

This service was performed 113 times for 99 patients

X-ray of shoulder, minimum of 2 views

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

This service was performed 121 times for 102 patients

X-ray of upper spine, 2-3 views

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

This service was performed 33 times for 29 patients

X-ray of wrist, 2 views

An X-ray of the wrist, 2 views, is a diagnostic procedure where two different images of your wrist are taken using a small amount of radiation. This helps identify any abnormalities or injuries such as fractures or arthritis. It's a quick, non-invasive process.

This service was performed 22 times for 14 patients

Overall MIPS Quality Performance

The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 73.68, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance. The provider also has detailed performance information the following quality measures: .

The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.

  • Final Score: 73.68 out of 100

    The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.

  • Quality Score: 54.34

    The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.

    There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.

  • Promoting Interoperability Score: 96

    The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.

    The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data.

  • Improvement Activities Score: 40

    The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.

    The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores.

  • Cost Score: 61.27

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

  • Cost Score: 61.27

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

MIPS Quality Measures

The following performance measures were reported under the Merit-Based Incentive Payment System (MIPS) and Qualified Clinical Data Registry (QCDR) quality measures program.

Quality Measure Performance Number of Patients
Advance Care Plan 45% 997
Breast Cancer Screening 41% 580
Cervical Cancer Screening 41% 566
Closing the Referral Loop: Receipt of Specialist Report 36% 1371
Colorectal Cancer Screening 37% 1396
Documentation of Current Medications in the Medical Record 28% 4767
e-Prescribing 80% 399
Falls: Screening for Future Fall Risk 36% 968
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan 16% 1991
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 55% 1604
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 3% 36
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 58% 1604
Provide Patients Electronic Access to Their Health Information 86% 1075
Risk-standardized complication rate (RSCR) following elective primary total hip arthroplasty (THA) and/or total knee arthroplasty (TKA) for Merit-based Incentive Payment System (MIPS) 0.02% "Inverse Quality Measure"
This is an inverse quality measure, a lower rate means the provider is rated better.
Use of High-Risk Medications in Older Adults 0% "Inverse Quality Measure"
This is an inverse quality measure, a lower rate means the provider is rated better.
1016
Use of High-Risk Medications in Older Adults 0% "Inverse Quality Measure"
This is an inverse quality measure, a lower rate means the provider is rated better.
1016
Use of High-Risk Medications in Older Adults 0% "Inverse Quality Measure"
This is an inverse quality measure, a lower rate means the provider is rated better.
1016

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Stephen Nicholas is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
NEW YORK-PRESBYTERIAN HOSPITAL525 EAST 68TH STREET
NEW YORK, NY 10065
(212) 746-5454Acute Care Hospitals
LENOX HILL HOSPITAL100 EAST 77TH STREET
NEW YORK, NY 10021
(212) 439-2345Acute Care Hospitals
HOSPITAL FOR SPECIAL SURGERY535 EAST 70TH STREET
NEW YORK, NY 10021
(212) 606-1000Acute Care Hospitals

Reviews for STEPHEN J NICHOLAS MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1528053550, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
0
Doubled → 0
Pos 6
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
5
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
0
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 2 → 4 0 → 0 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 4 + 8 + 0 + 5 + 6 + 5 + 1 + 0 + 24 = 60

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1528053550.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Physician Assistant
130 E 77TH ST, 5TH FLOOR
NEW YORK, NY 10021
Thoracic Surgery (Cardiothoracic Vascular Surgery)
130 E 77TH ST, 4TH FL
NEW YORK, NY 10021
Nurse Practitioner (Acute Care)
130 E 77TH ST
NEW YORK, NY 10021
Internal Medicine (Cardiovascular Disease)
130 E 77TH ST, 9TH FLOOR
NEW YORK, NY 10021
Orthopaedic Surgery
130 E 77TH ST
NEW YORK, NY 10021
Radiology (Vascular & Interventional Radiology)
130 E 77TH ST, 9TH FLOOR
NEW YORK, NY 10021
Internal Medicine (Interventional Cardiology)
130 E 77TH ST
NEW YORK, NY 10021
Specialist
130 E 77TH ST
NEW YORK, NY 10021
Internal Medicine (Nephrology)
130 E 77TH ST
NEW YORK, NY 10021
Obstetrics & Gynecology (Maternal & Fetal Medicine)
130 E 77TH ST, 2ND FLOOR BLACK HALL
NEW YORK, NY 10021
Physician Assistant
130 E 77TH ST, 9 BLACK HALL
NEW YORK, NY 10021
General Acute Care Hospital
130 E 77TH ST, 9TH FLOOR BLACKHALL
NEW YORK, NY 10021
Physician Assistant (Medical)
130 E 77TH ST, 9TH FLOOR
NEW YORK, NY 10021
Physician Assistant
130 E 77TH ST, 9TH FLOOR
NEW YORK, NY 10021
Physician Assistant
130 E 77TH ST, 9TH FLOOR
NEW YORK, NY 10021
Internal Medicine (Nephrology)
130 E 77TH ST
NEW YORK, NY 10021
Physician Assistant (Surgical)
130 E 77TH ST, 13TH FLOOR
NEW YORK, NY 10021
Physician Assistant (Medical)
130 E 77TH ST
NEW YORK, NY 10021
Orthopaedic Surgery (Sports Medicine)
130 E 77TH ST, 8TH FLOOR
NEW YORK, NY 10021
Internal Medicine (Interventional Cardiology)
130 E 77TH ST
NEW YORK, NY 10021

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528053550, enumerated as an "individual" on September 15, 2005.

The provider is located at 130 E 77TH ST 5TH FLOOR NYC, NY 10021 and the phone number is (212) 737-3301.

Orthopaedic Surgery with taxonomy code 207XX0005X and a focus in Sports Medicine.

Stephen Nicholas is affiliated with: NEW YORK-PRESBYTERIAN HOSPITAL, LENOX HILL HOSPITAL and HOSPITAL FOR SPECIAL SURGERY.