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DR. WILLIAM B SLAYTON MD
NPI 1083654982
Pediatrics - Pediatric Hematology-Oncology in Pensacola, FL

Active since June 08, 2006PECOS EnrolledAccepts Medicare Assignment
78.18/100
CMS Quality Rating
8331 N DAVIS HWY, PENSACOLA, FL 32514(850) 505-4700(850) 505-4711 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 21, 2026, Jul 7, 2026 (2 updates tracked since 2026).

About Dr. William B Slayton Md NPPES

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

DR. WILLIAM B SLAYTON MD (NPI 1083654982) is an individual pediatric hematology-oncology provider in Pensacola, Florida, licensed in Florida (ME86735) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Gainesville, and is a graduate of University Of Florida College Of Medicine (1992).

NPPES Registry Identity

NPI1083654982
Entity TypeIndividualMale
Primary Taxonomy2080P0207X
Provider Legal NameDR. WILLIAM B SLAYTONCredential: MD
Location Address8331 N DAVIS HWYPensacola, FL 32514-6094
Mailing Address10140 Centurion Pkwy NJacksonville, FL 32256-0532
Phone(850) 505-4700
Fax(850) 505-4711
Sole ProprietorNo
Medical School CMSUniversity Of Florida College Of MedicineGraduated 1992
Enumeration DateJune 8, 2006
Last NPPES UpdateJuly 21, 20262 updates tracked since enumeration
NPPES CertifiedJuly 21, 2026
✔ NPI 1083654982 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 FL · ME86735
Definition
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
8331 N DAVIS HWY, Pensacola, FL 32514
Open in Google Maps ↗

Other Names 1

Other Name (5)William Birdsall Slayton

Secondary Practice Location 1

Location 11600 SW Archer RdGainesville, FL 32610-3003 · Phone (352) 392-5633

Other Identifiers 1

Medicaid263905000FL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company), Oscar Health Maintenance Organization of Florida.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William B Slayton Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4688708613
PECOS Enrollment IDI20100812000922
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 Billing Reassignments

2

Medicare enrollment records show William Slayton reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Florida Clinical Practice Association Inc
298 mi
Surgery
1600 SW ARCHER RD
Gainesville, FL 32610
  • Reassigned Medicare billing, Florida enrollment
  • 3,324 clinicians in this Medicare group
NPI 1063463768 (352) 265-7922
The Nemours Foundation
332 mi
Multi-Specialty
807 CHILDRENS WAY
Jacksonville, FL 32207
  • Reassigned Medicare billing, Florida enrollment
  • 703 clinicians in this Medicare group
NPI 1265585806 (904) 697-3600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

78.18/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality72.54
Promoting Interoperability100
Improvement Activities40
Cost54.74

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.

THOMAS ALLEN BABCOCK M.D.
Otolaryngology (Pediatric Otolaryngology)
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 505-4700
SAMANTHA COPELAND
Nurse Practitioner (Pediatrics)
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 505-4700
EMILY STEPHENSON PNP
Nurse Practitioner (Pediatrics)
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 505-4700
NEMOURS CHILDREN'S HEALTH, PENSACOLA, SPECIALTY CARE
Clinic/Center (Multi-Specialty)
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 505-4700
KELLY J SEILER MD
Pediatrics (Pediatric Endocrinology)
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 505-4700
DR. MARY KATHLEEN ARBUTHNOT DO
Surgery (Pediatric Surgery)
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 525-4700
DR. WILLIAM BUREN CLARK MD
Otolaryngology (Pediatric Otolaryngology)
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 505-4700
KERRIE SHAW BEGLEY PA-C
Physician Assistant
8331 N DAVIS HWY
PENSACOLA, FL 32514
Escambia County (850) 505-4720

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 Slayton's NPI number?

The NPI number for William Slayton is 1083654982. It was assigned to this individual provider in the NPPES registry on June 8, 2006. The provider is also known as William Birdsall Slayton.

Where is William Slayton located?

William Slayton practices at 8331 N Davis Hwy, Pensacola, FL 32514. The listed phone number is (850) 505-4700.

What is William Slayton's specialty?

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

Is William Slayton enrolled in Medicare?

Yes. William Slayton is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for William Slayton's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Slayton reassigns Medicare benefits to 2 organizations: Florida Clinical Practice Association Inc (Gainesville, FL) and The Nemours Foundation (Jacksonville, FL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Slayton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Slayton accept?

Health plans from Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Oscar Health Maintenance Organization of Florida list William Slayton 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 Slayton was last updated on July 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.