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WILLIAM S FERGUSON MD
NPI 1538263140
Pediatrics - Pediatric Hematology-Oncology in Saint Louis, MO

Active since September 12, 2006PECOS Enrolled
81.57/100
CMS Quality Rating
1465 S GRAND BLVD, SAINT LOUIS, MO 63104(314) 577-5638(314) 268-4081 Get Directions Write a Review

NPPES record last updated: January 11, 2021. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Jan 11, 2021, Apr 17, 2019 (2 updates tracked since 2019).

About William S Ferguson Md NPPES

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

WILLIAM S FERGUSON MD (NPI 1538263140) is an individual pediatric hematology-oncology provider in Saint Louis, Missouri, licensed in Missouri (2004006664) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1538263140
Entity TypeIndividualMale
Primary Taxonomy2080P0207X
Provider Legal NameWILLIAM S FERGUSONCredential: MD
Location Address1465 S GRAND BLVDSaint Louis, MO 63104-1003
Mailing Address1465 S Grand BlvdSaint Louis, MO 63104-1003 · (314) 577-5638 · Fax (314) 268-4081
Phone(314) 577-5638
Fax(314) 268-4081
Sole ProprietorNo
Enumeration DateSeptember 12, 2006
Last NPPES UpdateJanuary 11, 20212 updates tracked since enumeration
NPPES CertifiedJanuary 11, 2021
✔ NPI 1538263140 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0207X
License✔ Licensed in MO · 2004006664
Definition
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
1465 S GRAND BLVD, Saint Louis, MO 63104
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William S Ferguson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 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.

81.57/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.09
Promoting Interoperability100
Improvement Activities40
Cost54.28

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.

DR. SARAH MARGARET HANLY PH.D.
Psychologist (Clinical)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
St. Louis City (314) 577-5667
KAVIPRIYA KOMESWARAN
Pediatrics (Pediatric Critical Care Medicine)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
St. Louis City (314) 617-2000
ALEXIS HAAS STEWART
Anesthesiologist Assistant
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
St. Louis City (314) 977-5700
NATALIE DRURY RD, LD
Dietitian, Registered (Nutrition, Pediatric)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
St. Louis City (314) 577-5387
MS. MASHAL AZIZ RANA MBBS
Student in an Organized Health Care Education/Training Program
1465 S GRAND BLVD
ST.LOUIS, MO 63104
St. Louis City (314) 577-5382
TIMOTHY J KUTZ MD
Pediatrics (Child Abuse Pediatrics)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
St. Louis City (314) 268-6406
CHRISTOPHER SALLEE MD
Pediatrics
1465 S GRAND BLVD
ST. LOUIS, MO 63104
St. Louis City (314) 577-1607
AMBER GRANA DO
Pediatrics (Pediatric Critical Care Medicine)
1465 S GRAND BLVD, DIVISION OF PEDIATRIC CRITICAL CARE
SAINT LOUIS, MO 63104
St. Louis City (314) 577-5695

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Ferguson's NPI number?

The NPI number for William Ferguson is 1538263140. It was assigned to this individual provider in the NPPES registry on September 12, 2006.

Where is William Ferguson located?

William Ferguson practices at 1465 S Grand Blvd, Saint Louis, MO 63104. The listed phone number is (314) 577-5638.

What is William Ferguson's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Is William Ferguson enrolled in Medicare?

Yes. William Ferguson is registered in the Medicare PECOS enrollment system.

What insurance does William Ferguson accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 4 other insurers list William Ferguson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William Ferguson was last updated on January 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.