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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.

MRS. THERESA ANN SNYDERS FNP
NPI 1336400753
Nurse Practitioner - Family in Litchfield, IL

Active since June 01, 2012PECOS Enrolled
1285 FRANCISCAN DR, LITCHFIELD, IL 62056(217) 324-6127(217) 324-5959 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 29, 2026, Apr 8, 2026, Jul 21, 2022 and 3 more (6 updates tracked since 2017).

About Mrs. Theresa Ann Snyders Fnp NPPES

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

MRS. THERESA ANN SNYDERS FNP (NPI 1336400753) is an individual family provider in Litchfield, Illinois, licensed in Illinois (209-013792) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS and maintains a secondary practice location in Saint Louis.

NPPES Registry Identity

NPI1336400753
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. THERESA ANN SNYDERSCredential: FNP
Location Address1285 FRANCISCAN DRLitchfield, IL 62056-1778
Mailing Address1285 Franciscan DrLitchfield, IL 62056-1778 · (217) 324-6127 · Fax (217) 324-5959
Phone(217) 324-6127
Fax(217) 324-5959
Sole ProprietorNo
Enumeration DateJune 1, 2012
Last NPPES UpdateSeptember 29, 20266 updates tracked since enumeration
NPPES CertifiedApril 8, 2026
✔ NPI 1336400753 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in IL · 209-013792
1285 FRANCISCAN DR, Litchfield, IL 62056
Open in Google Maps ↗

Secondary Practice Location 1

Location 11 Barnes Jewish Hospital PlzSaint Louis, MO 63110-1003 · Phone (314) 362-4730 · Fax (314) 362-4124

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Theresa Ann Snyders Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Theresa Snyders reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Litchfield Family Practice Center
Same address
Family Medicine
1285 FRANCISCAN DR
Litchfield, IL 62056
  • Reassigned Medicare billing, Illinois enrollment
  • 30 clinicians in this Medicare group
NPI 1235189499 (217) 324-6127

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62056 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.

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.

PHYSICIAN MANAGEMENT SERVICES OF NORTHERN ILLINOIS, LLC
Family Medicine
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (888) 829-8550
MRS. MELISSA A PODWOJSKI NP-C
Nurse Practitioner (Family)
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (217) 324-1004
JENNIFER S JOHNSON LCSW
Social Worker (Clinical)
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (217) 324-6127
LITCHFIELD FAMILY PRACTICE CENTER
Family Medicine
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (217) 324-6127
DR. AMY ELAINE FISHER MD
Family Medicine
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (217) 324-6127
ERIN MELISSA WHEELER
Family Medicine
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (217) 324-6112
DR. JEROME J EPPLIN MD
Family Medicine
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (217) 324-6127
KELLY KNACKSTEDT APRN
Nurse Practitioner (Family)
1285 FRANCISCAN DR
LITCHFIELD, IL 62056
Montgomery County (217) 324-6127

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 Snyders's NPI number?

The NPI number for Theresa Snyders is 1336400753. It was assigned to this individual provider in the NPPES registry on June 1, 2012.

Where is Theresa Snyders located?

Theresa Snyders practices at 1285 Franciscan Dr, Litchfield, IL 62056. The listed phone number is (217) 324-6127.

What is Theresa Snyders's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Theresa Snyders enrolled in Medicare?

Yes. Theresa Snyders is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Theresa Snyders's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Theresa Snyders reassigns Medicare benefits to Litchfield Family Practice Center (Litchfield, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Theresa Snyders's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Theresa Snyders accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Theresa Snyders 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 Theresa Snyders was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 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.