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WILLIAM HORNE
NPI 1689357774
Physician Assistant in Oklahoma City, OK

Active since August 07, 2023PECOS Enrolled
700 NE 13TH ST, OKLAHOMA CITY, OK 73104(405) 271-4700 Get Directions Write a Review

NPPES record last updated: May 4, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 4, 2026, Aug 7, 2023 (2 updates tracked since 2023).

About William Horne NPPES

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

WILLIAM HORNE (NPI 1689357774) is an individual physician assistant in Oklahoma City, Oklahoma, licensed in Oklahoma (5829) and active in the NPI registry since August 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1689357774
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameWILLIAM HORNE
Location Address700 NE 13TH STOklahoma City, OK 73104-5004
Mailing Address700 Ne 13th StOklahoma City, OK 73104-5004
Phone(405) 271-4700
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateAugust 7, 2023
Last NPPES UpdateMay 4, 20262 updates tracked since enumeration
NPPES CertifiedMay 4, 2026
✔ NPI 1689357774 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in OK · 5829
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
700 NE 13TH ST, Oklahoma City, OK 73104
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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 Horne is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4688141476
PECOS Enrollment IDI20260429002824
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.46 typical visit price
range $53.00 – $162.61
Typical copayment $20.61 (range $13.25 – $40.65)
Most-billed visit code 99203
Established Patient
$66.48 typical visit price
range $16.68 – $132.40
Typical copayment $16.62 (range $4.17 – $33.10)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

TRESSIE MCCOY DPT
Physical Therapist
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-8000
MEDI FLIGHT OF OKLAHOMA, LLC
Ambulance (Land Transport)
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-7700
JESSICA R CHAPMAN APRN
Nurse Practitioner
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-5215
BREANNA BROWN APRN
Nurse Practitioner (Family)
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4700
CHRISTINA CHAPMAN
Internal Medicine
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (052) 716-6514
BRADY GARRETT SORRELS DO
Student in an Organized Health Care Education/Training Program
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
DR. CAROLINE ELIZABETH SCHUEPBACH DNP
Nurse Practitioner (Acute Care)
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4700
KALEIGH KLING BSN, RN
Registered Nurse (Critical Care Medicine)
700 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4700

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 Horne's NPI number?

The NPI number for William Horne is 1689357774. It was assigned to this individual provider in the NPPES registry on August 7, 2023.

Where is William Horne located?

William Horne practices at 700 NE 13th St, Oklahoma City, OK 73104. The listed phone number is (405) 271-4700.

What is William Horne's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is William Horne enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for William Horne was last updated on May 4, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.