1. Home
  2. Directory
  3. Illinois
  4. Buffalo Grove
  5. Emergency Medicine
  6. NPI Profile

SUNITA BALRAJ WILLIAMSON M.D.
NPI 1275550865
Emergency Medicine in Buffalo Grove, IL

Active since July 17, 2006PECOS Enrolled
150 W HALF DAY RD, BUFFALO GROVE, IL 60089(847) 215-0000 Get Directions Write a Review

NPPES record last updated: May 4, 2021. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Sunita Balraj Williamson M.d. NPPES

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

SUNITA BALRAJ WILLIAMSON M.D. (NPI 1275550865) is an individual emergency medicine provider in Buffalo Grove, Illinois, licensed in Illinois (036-092491) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1275550865
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameSUNITA BALRAJ WILLIAMSONCredential: M.D.
Location Address150 W HALF DAY RDBuffalo Grove, IL 60089-6591
Mailing Address20710 Abbot CtFrankfort, IL 60423-3107 · (815) 464-6577
Phone(847) 215-0000
Sole ProprietorNo
Enumeration DateJuly 17, 2006
Last NPPES UpdateMay 4, 2021
NPPES CertifiedMay 4, 2021
✔ NPI 1275550865 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in IL · 036-092491
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 036092491 (IL)
150 W HALF DAY RD, Buffalo Grove, IL 60089
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sunita Balraj Williamson 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60089 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.

MRS. JEANIE CHUNG KIM M.P.T.
Physical Therapist
150 W HALF DAY RD, SUITE 207
BUFFALO GROVE, IL 60089
Lake County (847) 955-0326
LUCILLE DAMASAUSKAS M.D.
Emergency Medicine
150 W HALF DAY RD
BUFFALO GROVE, IL 60089
Lake County (847) 215-0000
PAULA COLLINS M.D.
Emergency Medicine
150 W HALF DAY RD
BUFFALO GROVE, IL 60089
Lake County (847) 215-0000
ADVANCED MEDICAL AND REHABILITATION LTD
Physical Medicine & Rehabilitation
150 W HALF DAY RD
BUFFALO GROVE, IL 60089
Lake County (847) 897-5995
ALLIANCE MEDICAL GROUP,S.C
Internal Medicine
150 W HALF DAY RD, SUITE 103
BUFFALO GROVE, IL 60089
Lake County (847) 955-1144
IRINA K. HARAG, M.D., LTD
Specialist
150 W HALF DAY RD, SUITE 101
BUFFALO GROVE, IL 60089
Lake County (847) 821-1070
DR. TAMARA GUREVICH M.D.
Physical Medicine & Rehabilitation
150 W HALF DAY RD, SUIT 101
BUFFALO GROVE, IL 60089
Lake County (847) 821-7010
ANABEL GONZALEZ BCBA
Behavior Analyst
150 W HALF DAY RD
BUFFALO GROVE, IL 60089
Lake County (773) 289-0023

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 Sunita Williamson's NPI number?

The NPI number for Sunita Williamson is 1275550865. It was assigned to this individual provider in the NPPES registry on July 17, 2006.

Where is Sunita Williamson located?

Sunita Williamson practices at 150 W Half Day Rd, Buffalo Grove, IL 60089. The listed phone number is (847) 215-0000.

What is Sunita Williamson's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Sunita Williamson enrolled in Medicare?

Yes. Sunita Williamson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sunita Williamson was last updated on May 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.