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

WARREN OTOLOGIC GROUP, INC
NPI 1720023351
Otolaryngology in Warren, OH

Active since June 18, 2006CLIA 36D2032837 · Waiver
3893 E MARKET ST, WARREN, OH 44484(330) 856-4000(330) 609-9910 Get Directions Write a Review

NPPES record last updated: September 24, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 24, 2026, May 16, 2017 (2 updates tracked since 2017).

About Warren Otologic Group, Inc NPPES

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

WARREN OTOLOGIC GROUP, INC (NPI 1720023351) is a healthcare organization registered as an otolaryngology in Warren, Ohio and active in the NPI registry since June 2006. The organization holds a CLIA Waiver certificate valid through November 15, 2027 and lists Christine Egan, Director Of Revenue Cycle Managemen, as its authorized official.

NPPES Registry Identity

NPI1720023351
Entity TypeOrganization
Primary Taxonomy207Y00000X
Legal Business NameWARREN OTOLOGIC GROUP, INC
Location Address3893 E MARKET STWarren, OH 44484-4706
Mailing Address3893 E Market StWarren, OH 44484-4706 · (330) 856-4000 · Fax (330) 609-9910
Fax(330) 609-9910
Organization SubpartNo
Authorized OfficialChristine EganDirector Of Revenue Cycle Managemen · (330) 651-6475
Enumeration DateJune 18, 2006
Last NPPES UpdateSeptember 24, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2026
✔ NPI 1720023351 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ 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.
Also ListedAllergy & Immunology · AllergyTaxonomy 207KA0200X
Also ListedOtolaryngology · Otology & NeurotologyTaxonomy 207YX0901X
3893 E MARKET ST, Warren, OH 44484

Other Identifiers 1

Medicaid0092457OH

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Warren Otologic Group, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

18

Medicare enrollment records show 18 clinicians reassign Medicare billing to Warren Otologic Group, Inc, which bills Medicare for the services they deliver. Of these, 6 practice at this address and 10 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 5

Certified Registered Nurse Anesthetist (CRNA)5
Nurse Practitioner5
Otolaryngology3
Qualified Audiologist3
Anesthesiology2

Clinicians, nearest first (18)

Otolaryngology
NPI 1174526305
3893 E MARKET ST
Warren, OH 44484
(330) 856-4000
✔ PECOSSame address
Nurse Practitioner
NPI 1821848524
3893 E MARKET ST
Warren, OH 44484
(330) 856-4000
✔ PECOSSame address
Otolaryngology
NPI 1801899034
3893 E MARKET ST
Warren, OH 44484
(330) 856-4000
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1881697019
3893 E MARKET ST
Warren, OH 44484
(330) 856-4000
✔ PECOS✔ Accepts MedicareSame address
Qualified Audiologist
NPI 1104882448
3893 E MARKET ST
Warren, OH 44484
(330) 856-4000
Same address
Qualified Audiologist
NPI 1417128323
3893 E MARKET ST
Warren, OH 44484
(330) 856-7585
✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1184272148
1932 NILES CORTLAND RD NE STE B
Warren, OH 44484
(330) 856-2520
✔ PECOS✔ Accepts Medicare2.3 mi
Nurse Practitioner
NPI 1629684857
2249 STATE ROUTE 5
Cortland, OH 44410
(330) 372-1608
✔ PECOS4.1 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1063717171
3622 BELMONT AVE SUITE 1
Youngstown, OH 44505
(330) 759-9350
8.1 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1104121169
3622 BELMONT AVE SUITE 1
Youngstown, OH 44505
(330) 759-9350
✔ Accepts Medicare8.1 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1922288786
1044 BELMONT AVE
Youngstown, OH 44504
(330) 286-5330
✔ Accepts Medicare10 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1902045644
740 E STATE ST 740 E STATE STREET
Sharon, PA 16146
(724) 983-7310
✔ Accepts Medicare14 mi
Nurse Practitioner
NPI 1710625447
6426 MARKET ST
Youngstown, OH 44512
(330) 277-5057
✔ PECOS✔ Accepts Medicare15 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1770813867
2200 MEMORIAL DR
Farrell, PA 16121
(724) 824-4096
✔ Accepts Medicare16 mi
Otolaryngology
NPI 1174903397
3124 WILMINGTON RD
New Castle, PA 16105
(724) 936-5333
✔ PECOS✔ Accepts Medicare25 mi
Anesthesiology
NPI 1740263649
100 FAIRFIELD DR
Seneca, PA 16346
(814) 676-7843
✔ PECOS56 mi
Qualified Audiologist
NPI 1316613011
1749 CLEVELAND RD
Wooster, OH 44691
(330) 264-9699
67 mi
Anesthesiology
NPI 1295939742
5079 TWP RD. 339
Millersburg, OH 44265
(330) 674-9700
✔ PECOS✔ Accepts Medicare76 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

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 36D2032837

Warren Otologic Group Inc Dba Lippy Group For Ent · Warren, OH
Active · expires Nov 15, 2027
CLIA Number36D2032837
Laboratory TypePhysician Office
Certificate Effective DateNovember 16, 2025
Certificate Expiration DateNovember 15, 2027
Laboratory DirectorLeonard P. Berenholz
Laboratory Phone(330) 856-4000
Laboratory LocationWarren Otologic Group Inc Dba Lippy Group For Ent3893 East Market Street, Warren, OH 44484
CLIA data matches this NPI record on: Address 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 Warren Otologic Group, Inc's NPI number?

The NPI number for Warren Otologic Group, Inc is 1720023351. It was assigned to this organization in the NPPES registry on June 18, 2006.

Where is Warren Otologic Group, Inc located?

Warren Otologic Group, Inc is located at 3893 E Market St, Warren, OH 44484. The listed phone number is (330) 856-4000.

What is Warren Otologic Group, Inc's specialty?

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

Is Warren Otologic Group, Inc enrolled in Medicare?

Yes. Warren Otologic Group, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Warren Otologic Group, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 18 clinicians in 5 Medicare specialties reassign their Medicare billing to Warren Otologic Group, Inc. 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 Certified Registered Nurse Anesthetist (CRNA) (5), Nurse Practitioner (5) and Otolaryngology (3). Of these, 6 practice at this address and 10 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Warren Otologic Group, Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 36D2032837) is associated with this NPI, valid through November 15, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Warren Otologic Group, Inc accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 1 other insurer list Warren Otologic Group, Inc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Warren Otologic Group, Inc was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 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.