Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Timothy A Pflederer, MD

Nephrology Physician in Peoria, IL · enumerated 2007 · practices at Renalcare Associates, S.C..

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1154451573

Verified

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Registry record

Entity type Individual (Type 1)

Name Timothy A Pflederer

Credential MD

Sex Male

Practice address 420 Ne Glen Oak Ave Ste 401, Peoria, IL, 61603

Phone (309) 676-8123

Fax (309) 676-8455

Enumeration date Mar 6, 2007

Last updated in NPPES Jul 1, 2026

Taxonomy & licenses

2086S0129X Vascular Surgery Physician Allopathic & Osteopathic Physicians · License 036084038 (IL) Secondary

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License 036084038 (IL) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
036079640	Medicaid	IL	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Timothy Pflederer practice?

The practice location on file with NPPES is in Peoria, IL. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Timothy Pflederer?

The National Provider Identifier (NPI) for Timothy Pflederer is 1154451573, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Timothy Oconnor Transplant Surgery Physician · Peoria, IL NPI 1710974597 Kathryn Gensel Pediatric Nurse Practitioner · Peoria, IL NPI 1699740902 Sudha Cherukuri Nephrology Physician · Peoria, IL NPI 1629126222 Robert Sparrow Nephrology Physician · Peoria, IL NPI 1134259781 Gordon James Nephrology Physician · Peoria, IL NPI 1124158431 Renalcare Associates, S.C. Nephrology Physician · Peoria, IL NPI 1649300377 Anthony Horinek Nephrology Physician · Peoria, IL NPI 1609907195 Samer Sader Nephrology Physician · Peoria, IL NPI 1831220318

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-01.