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DR. ERIC Y KNOLL M.D.
NPI 1083771331
Otolaryngology in Indianapolis, IN

Active since January 03, 2007PECOS EnrolledAccepts Medicare Assignment
5255 E STOP 11 RD STE 400, INDIANAPOLIS, IN 46237(317) 528-6640(317) 528-6650 Get Directions Write a Review

NPPES record last updated: April 3, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 3, 2026, Jun 21, 2024, Jun 18, 2021 (3 updates tracked since 2021).

About Dr. Eric Y Knoll M.d. NPPES

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

DR. ERIC Y KNOLL M.D. (NPI 1083771331) is an individual otolaryngology provider in Indianapolis, Indiana, licensed in Indiana (01038633A) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Community Hospital South, Inc., and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1083771331
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameDR. ERIC Y KNOLLCredential: M.D.
Location Address5255 E STOP 11 RD STE 400Indianapolis, IN 46237-6341
Mailing AddressPo Box 781076Detroit, MI 48278-1008 · (317) 528-4800 · Fax (317) 865-1479
Phone(317) 528-6640
Fax(317) 528-6650
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 1987
Enumeration DateJanuary 3, 2007
Last NPPES UpdateApril 3, 20263 updates tracked since enumeration
NPPES CertifiedApril 3, 2026
✔ NPI 1083771331 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in IN · 01038633A
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.
5255 E STOP 11 RD STE 400, Indianapolis, IN 46237
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11550 E County Line Rd Ste 315Indianapolis, IN 46227-0990 · Phone (317) 497-6888
Location 25255 E Stop 11 Rd, Suite 400Indianapolis, IN 46237-6341 · Phone (317) 844-7059 · Fax (317) 819-0044

Other Identifiers 2

Medicaid100047400IN
Other040014750IN · Medicare Railroad

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Eric Y Knoll M.d. 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 ID9638206121
PECOS Enrollment IDI20100414000500
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.

Areas of Expertise CMS Part B claims 5

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.

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
146 services146 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
101 services86 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
48 services48 patients
Diagnostic exam of voice box using a flexible endoscope 31575
This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.
43 services39 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
32 services30 patients

Hospital Affiliations CMS Care Compare 2

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

Community Hospital South, Inc.

Acute Care Hospitals · Indianapolis, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150128
Location1402 E County Line Rd SIndianapolis, IN 46227 · Marion County
Emergency services Birthing friendly

Franciscan Health Indianapolis

Acute Care Hospitals · Indianapolis, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number150162
Location8111 S Emerson AveIndianapolis, IN 46237 · Marion County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46237 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
$122.49 typical visit price
range $53.07 – $161.76
Typical copayment $30.62 (range $13.26 – $40.44)
Most-billed visit code 99204
Established Patient
$66.48 typical visit price
range $16.93 – $132.22
Typical copayment $16.62 (range $4.23 – $33.05)
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.

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.

DR. BENJAMIN J COPELAND M.D.
Otolaryngology
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 528-6640
MEGAN WILSON WOOD M.D.
Otolaryngology
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 528-6640
DR. DAVID J FANG M.D.
Otolaryngology
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 528-6640
DR. RUCHIN PATEL MD
Otolaryngology
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 528-6640
BRITTANY ANN SPAULDING PA
Physician Assistant
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 882-4288
PAIGE NICOLE OAKLEY AUD
Audiologist
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 844-7059
OLIVIA L PATTERSON AUD
Audiologist
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 844-7059
JULIE A BOWER M.S., CCC-A
Audiologist
5255 E STOP 11 RD STE 400
INDIANAPOLIS, IN 46237
Marion County (317) 528-6640

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 Eric Knoll's NPI number?

The NPI number for Eric Knoll is 1083771331. It was assigned to this individual provider in the NPPES registry on January 3, 2007.

Where is Eric Knoll located?

Eric Knoll practices at 5255 E Stop 11 Rd Ste 400, Indianapolis, IN 46237. The listed phone number is (317) 528-6640.

What is Eric Knoll's specialty?

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

Is Eric Knoll enrolled in Medicare?

Yes. Eric Knoll 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.

What insurance does Eric Knoll accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and UnitedHealthcare list Eric Knoll 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.

Is Eric Knoll affiliated with any hospitals?

According to CMS data, Eric Knoll is affiliated with Community Hospital South, Inc. and Franciscan Health Indianapolis.

When was this NPI record last updated?

The NPPES record for Eric Knoll was last updated on April 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.