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Deactivated NPI 1346684263 Deactivated / Inactive NPI Male Practitioner

Dr. William Shuford Sly , MD

General Practice • St Louis, MO

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. William Sly has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date April 22, 2013
NPI Deactivation Date July 24, 2025
Total Practice Duration ~12 Years of Practice (2013 – 2025)

Professional Overview & Biography Verified Profile Summary

Dr. William Sly, MD was a registered General Practice practicing in St Louis, MO. Throughout an active medical career spanning 12 years, Dr. Sly provided care at the practice location at 1100 SOUTH GRAND BLVD until profile deactivation on 2025-07-24.

Practice Location & Contact Primary Location

Practice Address

1100 South Grand Blvd
St Louis Universith School Of Medicine, Drc Rm 433

St Louis, MO 63104

Telephone 3149779229
Fax 3149779206

Specialty Benchmarks & Practice Insights

Comparative analytics for General Practice in St Louis, MO

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 29.0 Yrs
Regional Practice Density
2 Specialists

Practicing in St Louis, MO (221 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

General Practice Primary Specialty

NUCC Taxonomy Code: 208D00000X

State License MO 26759

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
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NPI Profile Deactivated July 24, 2025

Record deactivated on July 24, 2025

NPI Profile Active April 22, 2013

NPI status registered as active in NPPES database

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Updated Practice Location April 22, 2013

Registered at 1100 SOUTH GRAND BLVD, ST LOUIS UNIVERSITH SCHOOL OF MEDICINE, DRC RM 433, ST LOUIS, MO 63104 (Tel: 3149779229)

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Updated Business Mailing Address April 22, 2013

Registered at 1100 SOUTH GRAND BLVD DRC RM 433, DEPARTMENT OF BIOCHEMISTRY AND MOLELECULAR BIOLOGY, ST., ST LOUIS, MO 63104 (Tel: 3149779229)

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Provider Name / Credentials Updated April 22, 2013

Recorded as WILLIAM SLY, MD

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Medical Taxonomy / Specialty Registered (Primary Specialty) April 22, 2013

General Practice (License #26759 in MO)

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Initial NPI Registration & Enumeration April 22, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1346684263
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 22, 2013
Last Update: April 22, 2013
Deactivation Date: July 24, 2025

Mailing Address

1100 South Grand Blvd Drc Rm 433, Department Of Biochemistry And Molelecular Biology, St.

St Louis, MO 63104

Phone: 3149779229

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.