NATHAN CHAYA
NPI 1881038446
Radiology - Diagnostic Radiology in Brooklyn, NY

Q: What is Nathan Chaya's NPI number?

The NPI number for Nathan Chaya is 1881038446. It was assigned to this individual provider in the NPPES registry on April 24, 2013.

Q: What is Nathan Chaya's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Nathan Chaya was last updated on February 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since April 24, 2013PECOS EnrolledAccepts Medicare Assignment

91.25/100

CMS Quality Rating

450 CLARKSON AVE # 1262, BROOKLYN, NY 11203(718) 270-8867 Get Directions Write a Review

NPPES record last updated: February 18, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Nathan Chaya NPPES

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

NATHAN CHAYA (NPI 1881038446) is an individual diagnostic radiology provider in Brooklyn, New York, licensed in New York (2819611) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS, is affiliated with Ns/lij Hs Southside Hospital, and is a graduate of State University Of New York Downstate Medical Center (2013).

NPPES Registry Identity

NPI1881038446

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameNATHAN CHAYA

Location Address450 CLARKSON AVE # 1262Brooklyn, NY 11203-2012

Mailing Address450 Clarkson Ave # 1262Brooklyn, NY 11203-2012

Phone(718) 270-8867

Sole ProprietorNo

Medical School CMSState University Of New York Downstate Medical CenterGraduated 2013

Enumeration DateApril 24, 2013

Last NPPES UpdateFebruary 18, 2019

✔ NPI 1881038446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in NY · 2819611

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

450 CLARKSON AVE # 1262, Brooklyn, NY 11203

Open in Google Maps ↗

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

Nathan Chaya 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 ID143577858

PECOS Enrollment IDI20180725002866

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

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

Montefiore Medical Center

9.9 mi

Family Medicine

2633 BROADWAY
New York, NY 10025

Reassigned Medicare billing, New York enrollment
5,251 clinicians in this Medicare group

NPI 1760288278 (888) 663-6331

North Shore - Lij Medical PC

14 mi

Internal Medicine

270-05 76TH AVE
New Hyde Park, NY 11040

Reassigned Medicare billing, New York enrollment
9,353 clinicians in this Medicare group

NPI 1790043479 (516) 465-8089

Southside Faculty Medical Affiliates University Faculty Practice Corp

25 mi

Body Imaging

1220 HICKSVILLE RD
Seaford, NY 11783

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

NPI 1033791058 (516) 266-3456

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 25

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.

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

1,483 services1,123 patients

Ct scan of blood vessels and grafts of heart with contrast 75574

A CT scan of the heart's blood vessels and grafts with contrast is a diagnostic test. A special dye (contrast) is injected into your veins, which helps create clear images of your heart's vessels and grafts. This helps doctors detect blockages or other abnormalities.

299 services297 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

217 services216 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

153 services148 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

92 services91 patients

Ct scan of abdomen and pelvis without contrast 74176

69 services69 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

63 services63 patients

Nuclear medicine study from skull base to mid-thigh with ct scan 78815

A nuclear medicine study from skull base to mid-thigh with a CT scan involves using a small amount of radioactive material and CT imaging to examine body tissues and organs. This helps detect any abnormalities by providing detailed images of the body's internal structure.

62 services61 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

57 services56 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

57 services57 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

54 services50 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

45 services43 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

35 services35 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

28 services28 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

26 services26 patients

Mri scan of heart before and after contrast 75561

An MRI scan of the heart with contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed pictures of your heart. The contrast dye improves the clarity of these images. This test helps in diagnosing heart conditions.

26 services26 patients

X-ray of pelvis, 1-2 views 72170

An X-ray of the pelvis, 1-2 views, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the lower part of your torso. These images help to detect any abnormalities or injuries in your hip bones and surrounding structures.

24 services24 patients

Low dose ct scan of chest for lung cancer screening 71271

A low-dose CT scan of the chest is a quick, painless procedure that uses a small amount of radiation to create detailed images of your lungs. It's a key tool for early detection of lung cancer, especially for those at high risk.

22 services22 patients

Ct scan of abdomen and pelvis with contrast 74177

22 services22 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

22 services22 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

22 services22 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

15 services15 patients

X-ray of thigh bone, minimum 2 views 73552

An X-ray of the thigh bone is a non-invasive imaging test. It involves passing a small amount of radiation through the thigh to produce images of the bone structure. At least two different angles are captured for a comprehensive view. This helps detect fractures, infections, or other abnormalities.

12 services12 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.

11 services11 patients

Ct scan of heart structure with contrast 75572

A CT scan of the heart with contrast is a non-invasive test. A dye is injected into your veins, which helps to highlight heart structures in the images. The CT scanner uses X-rays to create detailed pictures of your heart, aiding in diagnosis.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Ns/Lij Hs Southside Hospital

Acute Care Hospitals · Bay Shore, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330043

Location301 East Main StreetBay Shore, NY 11706 · Suffolk County

Emergency services Birthing friendly

North Shore University Hospital

Acute Care Hospitals · Manhasset, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330106

Location300 Community DriveManhasset, NY 11030 · Nassau County

Emergency services Birthing friendly

Lenox Hill Hospital

Acute Care Hospitals · New York, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330119

Location100 East 77th StreetNew York, NY 10021 · New York County

Emergency services Birthing friendly

Staten Island University Hospital

Acute Care Hospitals · Staten Island, NY

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330160

Location475 Seaview AvenueStaten Island, NY 10305 · Richmond County

Emergency services Birthing friendly

Long Island Jewish Medical Center

Acute Care Hospitals · New Hyde Park, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330195

Location270 - 05 76th AvenueNew Hyde Park, NY 11040 · Nassau County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11203 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.

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.

91.25/100

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

Scored through an Alternative Payment Model

Quality

74.92

Promoting Interoperability

91.67

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.

RIZA SEIT MD

Radiology (Diagnostic Radiology)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

CUONG LE M.D.

Student in an Organized Health Care Education/Training Program

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

DR. MUHAMMAD IHSAN MD

Internal Medicine (Interventional Cardiology)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

JIHAE LEE

Student in an Organized Health Care Education/Training Program

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

CHANDANA DAS M.D.

Student in an Organized Health Care Education/Training Program

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

ROBERT CHIARAMONTE MD, PHD

Student in an Organized Health Care Education/Training Program

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

DR. KERON CHRISTOPHER MATTHEW M.D.

Student in an Organized Health Care Education/Training Program

450 CLARKSON AVE # 1262, DEPARTMENT OF INTERNAL MEDICINE
BROOKLYN, NY 11203

Kings County (718) 270-8867

DR. NAVANEETHA KRISHNAN SHESHADRI M.D.

Internal Medicine (Cardiovascular Disease)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

SARATH G NATH

Internal Medicine (Infectious Disease)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

DR. WILLIAM MICHAEL ATALLAH M.D., M.P.H.

Urology

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

ROBERT T PLACHY M.D.

Family Medicine

450 CLARKSON AVE # 1262, DEPARTMENT SUNY MEDICAL CENTER
BROOKLYN, NY 11203

Kings County (718) 270-8867

DR. SADJAD RIYAHI MD

Psychiatry & Neurology (Psychiatry)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

SAJIN A PILLAI M.D

Hospitalist

450 CLARKSON AVE # 1262, DEPARTMENT SUNY DOWNSTATE MEDICAL CENTER
BROOKLYN, NY 11203

Kings County (516) 492-7594

RYAN ENGERT MD

Psychiatry & Neurology (Psychiatry)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

AYA ELTANTAWY MD

Student in an Organized Health Care Education/Training Program

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

CONNER POLET MD

Psychiatry & Neurology (Psychiatry)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

DR. MIKHAIL SILK M.D.

Radiology (Vascular & Interventional Radiology)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

KATHY CHU

Emergency Medicine

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

YONA SAPERSTEIN M.D.

Student in an Organized Health Care Education/Training Program

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

DR. MEHDI ELMOUCHTARI MD

Psychiatry & Neurology (Psychiatry)

450 CLARKSON AVE # 1262
BROOKLYN, NY 11203

Kings County (718) 270-8867

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 Nathan Chaya's NPI number?

The NPI number for Nathan Chaya is 1881038446. It was assigned to this individual provider in the NPPES registry on April 24, 2013.

Where is Nathan Chaya located?

Nathan Chaya practices at 450 Clarkson Ave # 1262, Brooklyn, NY 11203. The listed phone number is (718) 270-8867.

What is Nathan Chaya's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Nathan Chaya enrolled in Medicare?

Yes. Nathan Chaya 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 Nathan Chaya's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Chaya reassigns Medicare benefits to 3 organizations: Montefiore Medical Center (New York, NY), North Shore - Lij Medical PC (New Hyde Park, NY) and Southside Faculty Medical Affiliates University Faculty Practice Corp (Seaford, NY). 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 Nathan Chaya's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Nathan Chaya affiliated with any hospitals?

According to CMS data, Nathan Chaya is affiliated with Ns/Lij Hs Southside Hospital, North Shore University Hospital, Lenox Hill Hospital, Staten Island University Hospital and Long Island Jewish Medical Center.

When was this NPI record last updated?

The NPPES record for Nathan Chaya was last updated on February 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.