JAMES NIELSEN M.D.
NPI 1669432266
Pediatrics - Pediatric Cardiology in East Setauket, NY

NPI Status: Active since March 27, 2006

Contact Information

4 TECHNOLOGY DR
SUITE 2
EAST SETAUKET, NY
ZIP 11733
Phone: (631) 444-0650

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  • Individual
  • Male
  • Years of Experience 31
  • Pediatrics
  • Pediatric Cardiology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JAMES NIELSEN

This page provides the complete NPI Profile along with additional information for James Nielsen, a pediatrician established in East Setauket, New York with a medical specialization in Pediatrics, focusing in pediatric cardiology and more than 31 years of experience. He graduated from Tulane University School Of Medicine in 1995. The healthcare provider is registered in the NPI registry with number 1669432266 assigned on March 2006. The practitioner's primary taxonomy code is 2080P0202X with license number 213529-1 (NY). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1669432266
Provider Name
JAMES NIELSEN M.D.
Gender
Male
Entity Type
Individual
Location Address
4 TECHNOLOGY DR SUITE 2 EAST SETAUKET, NY 11733
Location Phone
(631) 444-0650
Mailing Address
PO BOX 1559 STONY BROOK, NY 11790
Mailing Phone
(631) 444-0650
Medical School Name
TULANE UNIVERSITY SCHOOL OF MEDICINE
Graduation Year
1995
Is Sole Proprietor?
Yes
Enumeration Date
03-27-2006
Last Update Date
08-19-2022
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A pediatrician like James Nielsen is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, etc.

Location Map

Secondary Locations

  • 120 Mineola Blvd
    Mineola, NY 11501
    (516) 663-4600

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

Pediatrics Pediatric Cardiology

Taxonomy Code
2080P0202X
Type
Allopathic & Osteopathic Physicians
License No.
213529-1
License State
NY
Taxonomy Description
A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.

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)
1208000000XAllopathic & Osteopathic Physicians

Pediatrics

213529 (NY)

Medicare Participation & PECOS Enrollment Status

James Nielsen 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.

James Nielsen 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: 5496850893

    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: I20080910000023

    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

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NPI Validation Check Digit Calculation


The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.

Start with the original NPI number, the last digit is the check digit and is not used in the calculation.
1669432266
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
26129834212
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 6 + 1 + 2 + 9 + 8 + 3 + 4 + 2 + 1 + 2 + 24 = 64
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
70 - 64 = 66

The NPI number 1669432266 is valid because the calculated check digit 6 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


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

NPI Name / Type Taxonomy Address
1205832383DR. KARA KVILEKVAL MD
Individual
Specialist4 TECHNOLOGY DR SUITE 120
EAST SETAUKET, NY 11733
(631) 246-8289
1275623456 GERARD J FURST DPM
Individual
Podiatrist4 TECHNOLOGY DR SUITE 110
EAST SETAUKET, NY 11733
(631) 331-8400
1871658104MS. ROSEMARY GRIFFITH CNM, NP
Individual
Advanced Practice Midwife4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4686
1174702229NORTH SUFFOLK FAMILY MEDICAL CARE PLLC
Organization
Family Medicine (Adult Medicine)4 TECHNOLOGY DR SUITE 210
EAST SETAUKET, NY 11733
(631) 331-1506
1245415322VASCULAR ASSOCIATES OF LONG ISLAND, PC
Organization
Surgery (Vascular Surgery)4 TECHNOLOGY DR SUITE 120
EAST SETAUKET, NY 11733
(631) 246-8289
1306017173DR. ELIZABETH RUANE GARDUNO M.D.
Individual
Obstetrics & Gynecology4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4686
1346412855DR. JOSEPH CHAPPELLE M.D.
Individual
Obstetrics & Gynecology4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4686
1043486996DR. MELISSA STRAFFORD M.D.
Individual
Obstetrics & Gynecology4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4686
1922260207GERARD J FURST DPM PLLC
Organization
Podiatrist4 TECHNOLOGY DR SUITE 110
EAST SETAUKET, NY 11733
(631) 331-8400
1760795637 CARRIE SEMELSBERGER NP
Individual
Nurse Practitioner (Women's Health)4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4686
1003986431 JAMES BERNASKO M.D
Individual
Obstetrics & Gynecology (Maternal & Fetal Medicine)4 TECHNOLOGY DR STONY BROOK UNIVERSITY PHYSICIANS
EAST SETAUKET, NY 11733
(631) 444-4686
1356660021 LINDSAY A TITO NP
Individual
Nurse Practitioner (Women's Health)4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4686
1801936455DR. LEE WEISS M.D.
Individual
Obstetrics & Gynecology4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4686
1629366372DR. BARRY LAWRENCE DIENER M.D.
Individual
Pediatrics (Pediatric Pulmonology)4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-8340
1700837234DR. ROBERT SETH LEVINE DO
Individual
Dermatology4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 689-3188
1407894397DR. LATHA CHANDRAN M.D., M.P.H.
Individual
Pediatrics4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4601
1639110729DR. ROBYN BLAIR M.D.
Individual
Pediatrics4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4601
1578509154DR. LESLIE QUINN' M.D.
Individual
Pediatrics4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4601
1568517217 SUSAN SCHUVAL MD
Individual
Pediatrics (Pediatric Allergy/Immunology)4 TECHNOLOGY DR
EAST SETAUKET, NY 11733
(631) 444-4601
1316128937 KARIM AHMED PARACHA M.D.
Individual
Surgery4 TECHNOLOGY DR SUITE 240
EAST SETAUKET, NY 11733
(631) 675-6865

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669432266, enumerated in the NPI registry as an "individual" on March 27, 2006

The provider is located at 4 Technology Dr Suite 2 East Setauket, Ny 11733 and the phone number is (631) 444-0650

The provider's speciality is Pediatrics with taxonomy code 2080P0202X with a focus in Pediatric Cardiology

The provider has more than 31 years of experience. He graduated from Tulane University School Of Medicine in 1995.

Yes, as of June 20, 2025 the provider is registered in PECOS and is eligible to order health care services or supplies for Medicare patients. If you are a beneficiary 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.

This NPI record was last updated on March 27, 2006. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
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