STEVEN O IKENBERRY M.D.
NPI 1336135540
Internal Medicine - Gastroenterology in Rockford, IL

Q: What is Steven Ikenberry's NPI number?

The NPI number for Steven Ikenberry is 1336135540. It was assigned to this individual provider in the NPPES registry on September 22, 2005.

Q: What is Steven Ikenberry's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Steven Ikenberry was last updated on December 22, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since September 22, 2005PECOS EnrolledAccepts Medicare Assignment

60.25/100

CMS Quality Rating

401 ROXBURY RD, ROCKFORD, IL 61107(815) 397-7340(815) 397-7388 Get Directions Write a Review

NPPES record last updated: December 22, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Steven O Ikenberry M.d. NPPES

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

STEVEN O IKENBERRY M.D. (NPI 1336135540) is an individual gastroenterology provider in Rockford, Illinois, licensed in Illinois (36093860) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1989).

NPPES Registry Identity

NPI1336135540

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameSTEVEN O IKENBERRYCredential: M.D.

Location Address401 ROXBURY RDRockford, IL 61107-5075

Mailing Address401 Roxbury RdRockford, IL 61107-5075 · (815) 397-7340 · Fax (815) 397-7388

Phone(815) 397-7340

Fax(815) 397-7388

Sole ProprietorNo

Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 1989

Enumeration DateSeptember 22, 2005

Last NPPES UpdateDecember 22, 2010

✔ NPI 1336135540 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in IL · 36093860✔ Licensed in IN · 01039865A

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

401 ROXBURY RD, Rockford, IL 61107

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Other Identifiers 2

Medicare UPINF75491IL

Medicaid036093860IL

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Steven O Ikenberry 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 ID345225405

PECOS Enrollment IDI20110225000853

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

Rockford Gastroenterology Associates, Ltd.

Same address

Specialist

401 ROXBURY RD
Rockford, IL 61107

Reassigned Medicare billing, Illinois enrollment
33 clinicians in this Medicare group

NPI 1447207741 (815) 397-7340

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

Areas of Expertise CMS Part B claims 9

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

227 services108 patients

Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500

Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.

104 services104 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

64 services64 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.

41 services41 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

34 services34 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.

22 services22 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 61107 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

$127.46 typical visit price

range $54.80 – $168.44

Typical copayment $31.86 (range $13.70 – $42.11)

Most-billed visit code 99204

Established Patient

$97.25 typical visit price

range $17.16 – $136.56

Typical copayment $24.31 (range $4.29 – $34.14)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

60.25/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

11.05

Promoting Interoperability

Improvement Activities

Cost

73.13

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.

WILLIAM N BASKIN M.D.

Internal Medicine (Gastroenterology)