1. Home
  2. Directory
  3. Kentucky
  4. Lexington
  5. Physician Assistant
  6. NPI Profile

BARRY M WILLIAMS PA
NPI 1720111651
Physician Assistant in Lexington, KY

Active since March 13, 2007PECOS EnrolledAccepts Medicare Assignment
800 ROSE ST, LEXINGTON, KY 40536(859) 323-0295(859) 323-1256 Get Directions Write a Review

NPPES record last updated: June 26, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 26, 2025, Feb 8, 2017, Mar 3, 2016 (3 updates tracked since 2016).

About Barry M Williams Pa NPPES

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

BARRY M WILLIAMS PA (NPI 1720111651) is an individual physician assistant in Lexington, Kentucky, licensed in Kentucky (PA181) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1993).

NPPES Registry Identity

NPI1720111651
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameBARRY M WILLIAMSCredential: PA
Location Address800 ROSE STLexington, KY 40536-2954
Mailing Address800 Rose StLexington, KY 40536-7001
Phone(859) 323-0295
Fax(859) 323-1256
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateMarch 13, 2007
Last NPPES UpdateJune 26, 20253 updates tracked since enumeration
NPPES CertifiedJune 26, 2025
✔ NPI 1720111651 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in KY · PA181
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.
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License PA181 (KY)
Also ListedPhysician Assistant · SurgicalTaxonomy 363AS0400X · License PA181 (KY)
800 ROSE ST, Lexington, KY 40536
Open in Google Maps ↗

Other Identifiers 1

Medicaid95002374KY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Home State Health, Ambetter Health 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 and accepts Medicare assignment

Barry M Williams Pa 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 ID6103806344
PECOS Enrollment IDI20040720001225
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 40536 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
$82.24 typical visit price
range $52.76 – $162.27
Typical copayment $20.56 (range $13.19 – $40.56)
Most-billed visit code 99203
Established Patient
$66.24 typical visit price
range $16.53 – $131.99
Typical copayment $16.56 (range $4.13 – $32.99)
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.

DR. JEREMY WAYNE THACKER M.D.
Radiology (Diagnostic Radiology)
800 ROSE ST, HX-302 UKMC
LEXINGTON, KY 40536
Fayette County (859) 257-4457
DR. KIRK PHILLIP HEITMAN M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
800 ROSE ST, MS117
LEXINGTON, KY 40536
Fayette County (859) 257-1446
HARISH RAM MD
Anesthesiology
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 323-5956
MS. YVONNE P RICE APRN NP-C
Nurse Practitioner (Family)
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 218-1779
VANESSA D. SMITH MD
Pathology (Anatomic Pathology)
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 323-6183
JASMINE HOWARD APRN
Nurse Practitioner (Acute Care)
800 ROSE ST, MN604
LEXINGTON, KY 40536
Fayette County (859) 323-6047
MITCHELL ALEXANDER MIGUEL M.D.
Hospitalist
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 323-6047
LEAH RAY YEAGER APRN
Nurse Practitioner (Family)
800 ROSE ST, CC417
LEXINGTON, KY 40536
Fayette County (859) 257-1223

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 Barry Williams's NPI number?

The NPI number for Barry Williams is 1720111651. It was assigned to this individual provider in the NPPES registry on March 13, 2007.

Where is Barry Williams located?

Barry Williams practices at 800 Rose St, Lexington, KY 40536. The listed phone number is (859) 323-0295.

What is Barry Williams's specialty?

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

Is Barry Williams enrolled in Medicare?

Yes. Barry Williams 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.

What insurance does Barry Williams accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Home State Health and Ambetter of Tennessee list Barry Williams 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 Barry Williams was last updated on June 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.