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SUJATHA NAYAK M.D.
NPI 1497981971
Pediatrics in Barrington, IL

Active since June 10, 2009PECOS Enrolled
450 W HIGHWAY 22, BARRINGTON, IL 60010(847) 381-0123 Get Directions Write a Review

NPPES record last updated: June 16, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Sujatha Nayak M.d. NPPES

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

SUJATHA NAYAK M.D. (NPI 1497981971) is an individual pediatrics provider in Barrington, Illinois, licensed in Illinois (036123364) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497981971
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameSUJATHA NAYAKCredential: M.D.
Location Address450 W HIGHWAY 22Barrington, IL 60010-1919
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900
Phone(847) 381-0123
Sole ProprietorYes
Enumeration DateJune 10, 2009
Last NPPES UpdateJune 16, 2023
NPPES CertifiedJune 16, 2023
✔ NPI 1497981971 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in IL · 036123364
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
450 W HIGHWAY 22, Barrington, IL 60010
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sujatha Nayak M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Sujatha Nayak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lutheran General Hospital
18 mi
Cardiovascular Disease
1775 DEMPSTER ST
Park Ridge, IL 60068
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Advocate Health And Hospitals Corporation
  • 4,870 clinicians in this Medicare group
NPI 1801809306 (847) 723-2210

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60010 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
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ROBERT CARRARA
Dietitian, Registered
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 842-4349
MRS. CAROL LYNN GARDNER OTRL
Occupational Therapist
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 842-4418
RAVNEET KAUR GILL MPH, MD
Family Medicine (Hospice and Palliative Medicine)
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 842-4002
MICHAEL G BRAUN MD
Emergency Medicine (Emergency Medical Services)
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 381-9600
MR. BRANDON MICHAEL OTTERSON RN
Registered Nurse
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 381-9600
MARK D THOMPSON MD
Emergency Medicine
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 381-9600
DR. LAURA INVERARITY D.O.
Anesthesiology
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 381-9600
PUJA MEHROTRA MD
Pediatrics
450 W HIGHWAY 22
BARRINGTON, IL 60010
Cook County (847) 842-4120

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 Sujatha Nayak's NPI number?

The NPI number for Sujatha Nayak is 1497981971. It was assigned to this individual provider in the NPPES registry on June 10, 2009.

Where is Sujatha Nayak located?

Sujatha Nayak practices at 450 W Highway 22, Barrington, IL 60010. The listed phone number is (847) 381-0123.

What is Sujatha Nayak's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Sujatha Nayak enrolled in Medicare?

Yes. Sujatha Nayak is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sujatha Nayak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sujatha Nayak reassigns Medicare benefits to Lutheran General Hospital (Park Ridge, IL). 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 Sujatha Nayak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Sujatha Nayak was last updated on June 16, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.