DR. MICHAEL STEPHEN WILLIAMS M.D. NPI 1750544011

NPI Information

  • NPI: 1750544011
  • Provider Name: DR. MICHAEL STEPHEN WILLIAMS, M.D.
  • Classification: Surgery - 2086S0129X
  • Specialization: Vascular Surgery
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1225 S GRAND BLVD DEPT OF
    SAINT LOUIS, MO
    ZIP 63104
  • Phone: (314) 977-4730

Map and Directions

Get Directions

NPI Details

DR. Michael Stephen Williams, M.D. is a vascular surgery surgery in Saint Louis, MO with 18 years of experience. The provider is a surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart. DR. Michael Stephen Williams, M.D. NPI is 1750544011. 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:

1225 S GRAND BLVD DEPT OF
SAINT LOUIS, MO
ZIP 63104-016
Phone: (314) 977-4730
Fax: (314) 977-1642

The NPI 1750544011 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

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.

  • Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS:93970)
  • Ultrasound study of arm and leg arteries (HCPCS:93922)
  • Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS:93971)
  • Ultrasound of both sides of head and neck blood flow (HCPCS:93880)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Ultrasound of hemodialysis access (HCPCS:93990)
  • New patient office or other outpatient visit, 30-44 minutes (HCPCS:99203)
  • Complete ultrasound study of arm and leg arteries (HCPCS:93923)
  • Established patient office or other outpatient visit, 10-19 minutes (HCPCS:99212)
  • Ultrasound of one leg arteries or artery grafts (HCPCS:93926)
  • Varicose vein removal (HCPCS:NAN08)
  • Leg revascularization (restoring blood flow) (HCPCS:NAN01)

The enumeration date for this NPI number is 7/8/2008 and was last updated on 3/22/2021.

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
12086S0129XSurgeryVascular Surgery2008016771MISSOURIYes

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

NPI Synchronization or Removal

All materials and services on this site are provided on an "as is" and "as available" basis without warranty of any kind. The NPI record is maintained by the National Plan & Provider Enumeration System (NPPES) and anyone may request this information and other NPPES health care provider data from HHS under The Freedom of Information Act (FOIA), Title 5 of the United States Code, section 552. To update the NPI records please contact the NPPES.