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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

EMMA KAY WILLIAMS PA-C
NPI 1639004328
Physician Assistant in Avon, IN

Active since June 15, 2026PECOS Enrolled
1115 RONALD REAGAN PKWY STE 206, AVON, IN 46123(317) 944-7490 Get Directions Write a Review

NPPES record last updated: September 3, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

About Emma Kay Williams Pa-c NPPES

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

EMMA KAY WILLIAMS PA-C (NPI 1639004328) is an individual physician assistant in Avon, Indiana, licensed in Indiana (10005355A) and active in the NPI registry since June 2026. She is enrolled in Medicare PECOS and is a graduate of Other (2026).

NPPES Registry Identity

NPI1639004328
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameEMMA KAY WILLIAMSCredential: PA-C
Location Address1115 RONALD REAGAN PKWY STE 206Avon, IN 46123-6911
Mailing Address250 N Shadeland AveIndianapolis, IN 46219-4959
Phone(317) 944-7490
Sole ProprietorNo
Medical School CMSOtherGraduated 2026
Enumeration DateJune 15, 2026
Last NPPES UpdateSeptember 3, 2026
NPPES CertifiedSeptember 3, 2026
✔ NPI 1639004328 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 IN · 10005355A
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.
1115 RONALD REAGAN PKWY STE 206, Avon, IN 46123
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Other Identifiers 1

Medicaid300134931IN

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Emma Kay Williams Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6204392723
PECOS Enrollment IDI20260725000150
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 46123 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
Established Patient
$66.48 typical visit price
range $16.93 – $132.22
Typical copayment $16.62 (range $4.23 – $33.05)
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 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DOUGLAS H WEBB MD
Internal Medicine (Infectious Disease)
1115 RONALD REAGAN PKWY STE 206
AVON, IN 46123
Hendricks County (317) 962-8851
MARTIN JULIUS ANDERSEN DO
Internal Medicine (Nephrology)
1115 RONALD REAGAN PKWY STE 206
AVON, IN 46123
Hendricks County (317) 217-2200

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 Emma Williams's NPI number?

The NPI number for Emma Williams is 1639004328. It was assigned to this individual provider in the NPPES registry on June 15, 2026.

Where is Emma Williams located?

Emma Williams practices at 1115 Ronald Reagan Pkwy Ste 206, Avon, IN 46123. The listed phone number is (317) 944-7490.

What is Emma Williams's specialty?

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

Is Emma Williams enrolled in Medicare?

Yes. Emma Williams is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Emma Williams was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.