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ALEXA ANNE WILLIAMSON
NPI 1194490300
Physician Assistant in Sycamore, IL

Active since August 10, 2021PECOS EnrolledAccepts Medicare Assignment
2496 DEKALB AVE, SYCAMORE, IL 60178(815) 754-1122 Get Directions Write a Review

NPPES record last updated: March 4, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 4, 2024, Aug 10, 2021 (2 updates tracked since 2021).

About Alexa Anne Williamson NPPES

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

ALEXA ANNE WILLIAMSON (NPI 1194490300) is an individual physician assistant in Sycamore, Illinois, licensed in Illinois (085.010177) and active in the NPI registry since August 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Erie, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1194490300
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameALEXA ANNE WILLIAMSON
Location Address2496 DEKALB AVESycamore, IL 60178-3293
Mailing Address4409 Stone DrErie, PA 16509-1227 · (814) 464-3040
Phone(815) 754-1122
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 10, 2021
Last NPPES UpdateMarch 4, 20242 updates tracked since enumeration
NPPES CertifiedMarch 4, 2024
✔ NPI 1194490300 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in IL · 085.010177✔ Licensed in PA · MA062702✔ Licensed in OH · 50.007742RX
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.
2496 DEKALB AVE, Sycamore, IL 60178
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Secondary Practice Location 1

Location 14409 Stone DrErie, PA 16509-1227 · Phone (814) 464-3040

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.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

Alexa Anne Williamson 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 ID9739578196
PECOS Enrollment IDI20240327000867
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.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
40 services36 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
27 services26 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
22 services22 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
21 services21 patients
Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811
This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.
19 services18 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60178 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
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

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

DR. JENNIFER K WALLACE DNP, APRN, FNP-BC
Nurse Practitioner (Family)
2496 DEKALB AVE
SYCAMORE, IL 60178
Dekalb County (815) 787-3678

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 Alexa Williamson's NPI number?

The NPI number for Alexa Williamson is 1194490300. It was assigned to this individual provider in the NPPES registry on August 10, 2021.

Where is Alexa Williamson located?

Alexa Williamson practices at 2496 Dekalb Ave, Sycamore, IL 60178. The listed phone number is (815) 754-1122.

What is Alexa Williamson's specialty?

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

Is Alexa Williamson enrolled in Medicare?

Yes. Alexa Williamson 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 Alexa Williamson accept?

Health plans from CareSource list Alexa Williamson 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 Alexa Williamson was last updated on March 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.