DR. JEFFREY L WILLIAMSON MD NPI 1154302602

NPI Information

  • NPI: 1154302602
  • Provider Name: DR. JEFFREY L WILLIAMSON, MD
  • Classification: Surgery - 208600000X
  • Entity Type: Individual
  • Address: 900 MAIN ST
    SUITE 530
    PEORIA, IL
    ZIP 61602
  • Phone: (309) 672-5975

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NPI Details

DR. Jeffrey L Williamson, MD is a surgery in Peoria, IL. The provider is a general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery. DR. Jeffrey L Williamson, MD NPI is 1154302602. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

900 MAIN ST
SUITE 530
PEORIA, IL
ZIP 61602-005
Phone: (309) 672-5975
Fax: (309) 655-1678

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • New patient office or other outpatient visit, 15-29 minutes (HCPCS:99202)
  • Established patient office or other outpatient visit, 10-19 minutes (HCPCS:99212)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery (HCPCS:45384)
  • Removal of external hemorrhoids by rubber banding (HCPCS:46221)
  • Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (HCPCS:99211)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Diagnostic exam of anus using an endoscope (HCPCS:46600)

The enumeration date for this NPI number is 11/10/2005 and was last updated on 3/30/2011.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1208600000XSurgery036066240ILLINOISYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
1L20116MEDICARE ID-TYPE UNSPECIFIED
20360662401MEDICAIDILLINOIS
3D16776MEDICARE UPIN

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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