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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ADVANCED EAR NOSE & THROAT SPECIALISTS, PLLC
NPI 1184281735
Otolaryngology in Vernon Hills, IL

Active since May 20, 2019CLIA Certified · 25 labs
925 N MILWAUKEE AVE UNIT 200, VERNON HILLS, IL 60061(888) 938-3838(888) 919-1083 Get Directions Write a Review

NPPES record last updated: October 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 13, 2026, Jun 7, 2021, Feb 18, 2020 and 1 more (4 updates tracked since 2019).

About Advanced Ear Nose & Throat Specialists, Pllc NPPES

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

ADVANCED EAR NOSE & THROAT SPECIALISTS, PLLC (NPI 1184281735), doing business as Advent, is a healthcare organization registered as an otolaryngology in Vernon Hills, Illinois and active in the NPI registry since May 2019. The organization holds 25 active CLIA laboratory certificates, maintains 8 additional practice locations, and lists Madan N Kandula, Ceo, as its authorized official.

NPPES Registry Identity

NPI1184281735
Entity TypeOrganization
Primary Taxonomy207Y00000X
Legal Business NameADVANCED EAR NOSE & THROAT SPECIALISTS, PLLC
Location Address925 N MILWAUKEE AVE UNIT 200Vernon Hills, IL 60061-1637
Mailing Address10001 W Innovation Dr Ste 200Milwaukee, WI 53226-4851 · (888) 938-3838 · Fax (888) 919-1083
Phone(888) 938-3838
Fax(888) 919-1083
Organization SubpartNo
Authorized OfficialMadan N KandulaCeo · (888) 938-3838
Enumeration DateMay 20, 2019
Last NPPES UpdateOctober 13, 20264 updates tracked since enumeration
NPPES CertifiedOctober 13, 2026
✔ NPI 1184281735 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
925 N MILWAUKEE AVE UNIT 200, Vernon Hills, IL 60061
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Other Names 1

Doing Business AsAdvent

Secondary Practice Locations 8

Location 11739 Freedom Dr Ste 101Naperville, IL 60563-3565 · Phone (888) 938-3838 · Fax (888) 919-1083
Location 21125 South BlvdOak Park, IL 60302-2812 · Phone (888) 938-3838 · Fax (888) 919-1083
Location 31150 Essington Rd Ste 101Joliet, IL 60435-8447 · Phone (888) 938-3838 · Fax (888) 919-1083
Location 4111 W Jackson Blvd Lbby 106Chicago, IL 60604-4142 · Phone (888) 938-3838 · Fax (888) 919-1083
Location 517859 80th AveTinley Park, IL 60477-5023 · Phone (888) 938-3838 · Fax (888) 919-1083
Location 62060 E Algonquin Rd Ste 720Schaumburg, IL 60173-4182 · Phone (888) 938-3838 · Fax (888) 919-1083
Location 75804 Elaine Dr Ste 202Rockford, IL 61108-2432 · Phone (888) 938-3838 · Fax (888) 919-1083
Location 8984 Willow Rd Ste HNorthbrook, IL 60062-6821 · Phone (888) 938-3838 · Fax (888) 919-1083

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Advanced Ear Nose & Throat Specialists, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

10

Medicare enrollment records show 10 clinicians reassign Medicare billing to Advanced Ear Nose & Throat Specialists, PLLC, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 2

Otolaryngology8
Nurse Practitioner2

Clinicians, nearest first (10)

Virginia Butsic, APNP
Nurse Practitioner
NPI 1881420966
925 N MILWAUKEE AVE UNIT 200
Vernon Hills, IL 60061
(888) 938-3838
✔ PECOS✔ Accepts Medicare2.4 mi
Justin Wittkopf, M.D.
Otolaryngology
NPI 1043460850
925 N MILWAUKEE AVE UNIT 200
Vernon Hills, IL 60061
(414) 771-6780
✔ PECOS✔ Accepts Medicare2.5 mi
Sheena Samra, M.D.
Otolaryngology
NPI 1336567080
984 WILLOW RD STE H
Northbrook, IL 60062
(888) 938-3838
✔ PECOS✔ Accepts Medicare9.7 mi
Pratik Patel, MD
Otolaryngology
NPI 1902224942
111 W JACKSON BLVD LBBY 106
Chicago, IL 60604
(888) 938-3838
✔ PECOS✔ Accepts Medicare28 mi
Salil Doshi, MD
Otolaryngology
NPI 1760591903
1739 FREEDOM DR STE 101
Naperville, IL 60563
(888) 938-3838
✔ PECOS✔ Accepts Medicare30 mi
Mohammad Shaker, M.D.
Otolaryngology
NPI 1639223928
1150 ESSINGTON RD STE 101
Joliet, IL 60435
(888) 938-3838
✔ PECOS✔ Accepts Medicare47 mi
Christopher Lee, MD
Otolaryngology
NPI 1962768267
500 W DREXEL AVE STE 300
Oak Creek, WI 53154
(888) 938-3838
✔ PECOS✔ Accepts Medicare48 mi
Robin Sullivan, APNP
Nurse Practitioner
NPI 1518614288
5804 ELAINE DR STE 202
Rockford, IL 61108
(888) 938-3838
✔ PECOS55 mi
Ethan Handler, MD
Otolaryngology
NPI 1831359801
2885 N MAYFAIR RD
Milwaukee, WI 53222
(888) 938-3838
✔ PECOS✔ Accepts Medicare60 mi
Ronald Schroeder, MD
Otolaryngology
NPI 1427493485
3333 ASPEN GROVE DR STE 100
Franklin, TN 37067
(888) 938-3838
✔ PECOS✔ Accepts Medicare436 mi

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

CLIA Laboratory Certificates CMS CLIA 26

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D2304365

Advent - Tinley Park · Tinley Park, IL
Active · expires May 12, 2028
CLIA Number14D2304365
Laboratory TypePhysician Office
Certificate Effective DateMay 13, 2026
Certificate Expiration DateMay 12, 2028
Laboratory DirectorEthan Handler
Laboratory Phone(888) 938-3838
Laboratory LocationAdvent - Tinley Park17859 80th Ave, Tinley Park, IL 60477
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 14D2292139

Advent - Schaumburg · Schaumburg, IL
Active · expires Oct 19, 2027
CLIA Number14D2292139
Laboratory TypePhysician Office
Certificate Effective DateOctober 20, 2025
Certificate Expiration DateOctober 19, 2027
Laboratory DirectorEthan Handler
Laboratory Phone(888) 938-3838
Laboratory LocationAdvent - Schaumburg2060 E Algonquin Rd - Ste 720, Schaumburg, IL 60173
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 14D2284215

Advent - Naperville · Naperville, IL
Active · expires Jun 19, 2027
CLIA Number14D2284215
Laboratory TypePhysician Office
Certificate Effective DateJune 20, 2025
Certificate Expiration DateJune 19, 2027
Laboratory DirectorEthan Handler
Laboratory Phone(888) 938-3838
Laboratory LocationAdvent - Naperville1739 Freedom Dr, Naperville, IL 60563
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 14D2311301

Advent - Rockford · Rockford, IL
Active · expires Sep 18, 2028
CLIA Number14D2311301
Laboratory TypePhysician Office
Certificate Effective DateSeptember 19, 2026
Certificate Expiration DateSeptember 18, 2028
Laboratory DirectorEthan Handler
Laboratory Phone(888) 938-3838
Laboratory LocationAdvent - Rockford5804 Elaine Dr #101, Rockford, IL 61108
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 52D2311289

Advent - Plover · Plover, WI
Active · expires Sep 18, 2028
CLIA Number52D2311289
Laboratory TypePhysician Office
Certificate Effective DateSeptember 19, 2026
Certificate Expiration DateSeptember 18, 2028
Laboratory DirectorDr. Ethan Handler
Laboratory Phone(888) 938-3838
Laboratory LocationAdvent - Plover1840 Post Road #5, Plover, WI 54467
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 15D2308332

Advent Avon · Avon, IN
Active · expires Jul 24, 2028
CLIA Number15D2308332
Laboratory TypePhysician Office
Certificate Effective DateJuly 25, 2026
Certificate Expiration DateJuly 24, 2028
Laboratory DirectorDr. Ethan Handler
Laboratory Phone(888) 938-3838
Laboratory LocationAdvent Avon7388 Business Center Drive, Avon, IN 46123
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Advanced Ear Nose & Throat Specialists, PLLC's NPI number?

The NPI number for Advanced Ear Nose & Throat Specialists, PLLC is 1184281735. It was assigned to this organization in the NPPES registry on May 20, 2019. The provider is doing business as Advent.

Where is Advanced Ear Nose & Throat Specialists, PLLC located?

Advanced Ear Nose & Throat Specialists, PLLC is located at 925 N Milwaukee Ave Unit 200, Vernon Hills, IL 60061. The listed phone number is (888) 938-3838.

What is Advanced Ear Nose & Throat Specialists, PLLC's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Advanced Ear Nose & Throat Specialists, PLLC enrolled in Medicare?

Yes. Advanced Ear Nose & Throat Specialists, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advanced Ear Nose & Throat Specialists, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 10 clinicians in 2 Medicare specialties reassign their Medicare billing to Advanced Ear Nose & Throat Specialists, PLLC. A 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 the clinician's services. The largest specialties are Otolaryngology (8) and Nurse Practitioner (2). Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Advanced Ear Nose & Throat Specialists, PLLC hold CLIA laboratory certificates?

Yes. 25 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Advanced Ear Nose & Throat Specialists, PLLC was last updated on October 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.