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MRS. THERESA MCFADIN FNP-C
NPI 1831553908
Nurse Practitioner in Waterloo, IL

Active since April 05, 2016PECOS EnrolledAccepts Medicare Assignment
6100 ILLINI TRL, WATERLOO, IL 62298(618) 616-4782 Get Directions Write a Review

NPPES record last updated: March 31, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mrs. Theresa Mcfadin Fnp-c NPPES

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

MRS. THERESA MCFADIN FNP-C (NPI 1831553908) is an individual nurse practitioner in Waterloo, Illinois, licensed in Missouri (2015040590) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1831553908
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. THERESA MCFADINCredential: FNP-C
Location Address6100 ILLINI TRLWaterloo, IL 62298-3547
Mailing Address6100 Illini TrlWaterloo, IL 62298-3547 · (618) 616-4782
Phone(618) 616-4782
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateApril 5, 2016
Last NPPES UpdateMarch 31, 2025
NPPES CertifiedMarch 31, 2025
✔ NPI 1831553908 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
Licenses✔ Licensed in MO · 2015040590✔ Licensed in IL · 209013900
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
6100 ILLINI TRL, Waterloo, IL 62298
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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 and accepts Medicare assignment

Mrs. Theresa Mcfadin Fnp-c 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 ID4688963812
PECOS Enrollment IDI20160511002076
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 3

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
118 services117 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
69 services69 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
28 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62298 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
$88.44 typical visit price
range $56.28 – $173.35
Typical copayment $22.11 (range $14.07 – $43.33)
Most-billed visit code 99203
Established Patient
$99.71 typical visit price
range $17.51 – $139.99
Typical copayment $24.92 (range $4.37 – $34.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Theresa Mcfadin's NPI number?

The NPI number for Theresa Mcfadin is 1831553908. It was assigned to this individual provider in the NPPES registry on April 5, 2016.

Where is Theresa Mcfadin located?

Theresa Mcfadin practices at 6100 Illini Trl, Waterloo, IL 62298. The listed phone number is (618) 616-4782.

What is Theresa Mcfadin's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Theresa Mcfadin enrolled in Medicare?

Yes. Theresa Mcfadin 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.

When was this NPI record last updated?

The NPPES record for Theresa Mcfadin was last updated on March 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.