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JULIANNE TOMAC DNP, FNP-C
NPI 1245018944
Nurse Practitioner - Family in O Fallon, IL

Active since September 15, 2023PECOS EnrolledAccepts Medicare Assignment
321 REGENCY PARK STE 100, O FALLON, IL 62269(618) 416-7970(618) 416-7971 Get Directions Write a Review

NPPES record last updated: September 13, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Julianne Tomac Dnp, Fnp-c NPPES

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

JULIANNE TOMAC DNP, FNP-C (NPI 1245018944) is an individual family provider in O Fallon, Illinois, licensed in Missouri (2023037611) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS, is affiliated with St Josephs Hospital, and maintains a secondary practice location in Maryville.

NPPES Registry Identity

NPI1245018944
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameJULIANNE TOMACCredential: DNP, FNP-C
Location Address321 REGENCY PARK STE 100O Fallon, IL 62269-1887
Mailing AddressPo Box 25228Decatur, IL 62525-5228 · (217) 329-3232 · Fax (217) 329-3232
Phone(618) 416-7970
Fax(618) 416-7971
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateSeptember 15, 2023
Last NPPES UpdateSeptember 13, 2024
NPPES CertifiedSeptember 13, 2024
✔ NPI 1245018944 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 MO · 2023037611
321 REGENCY PARK STE 100, O Fallon, IL 62269
Open in Google Maps ↗

Secondary Practice Location 1

Location 12227 Vadalabene DrMaryville, IL 62062-5823 · Phone (618) 288-1140

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan 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

Julianne Tomac Dnp, 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 ID9537517206
PECOS Enrollment IDI20231120001432
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.

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.
106 services78 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
43 services43 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
23 services22 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Josephs Hospital

Acute Care Hospitals · Breese, IL
OwnershipVoluntary non-profit - Church
CMS Certification Number140145
Location9515 Holy Cross LnBreese, IL 62230 · Clinton County
Emergency services Birthing friendly

Hshs St Elizabeth's Hospital

Acute Care Hospitals · O Fallon, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140187
LocationOne St Elizabeth BoulevardO Fallon, IL 62269 · St. Clair County
Emergency services Birthing friendly

St Joseph's Hospital

Critical Access Hospitals · Highland, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number141336
Location12866 Troxler AvenueHighland, IL 62249 · Madison County
Emergency services

Sparta Community Hospital

Critical Access Hospitals · Sparta, IL
OwnershipGovernment - Hospital District or Authority
CMS Certification Number141349
Location818 E BroadwaySparta, IL 62286 · Randolph County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62269 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 8

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

MARK ANDREW WALSHAUSER M.D.
Internal Medicine (Hematology & Oncology)
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970
DR. BACHIR FARAH M.D.
Internal Medicine (Hematology & Oncology)
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970
JUSTIN D FLOYD DO
Internal Medicine (Medical Oncology)
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970
BASSAM N MAALOUF M.D.
Internal Medicine (Hematology & Oncology)
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970
MRS. LAUREAN JADA WINSTON PA-C
Physician Assistant
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970
JACOB SAMUEL WITT M.D.
Radiology (Radiation Oncology)
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970
RACHAEL DEMATTEI APRN
Nurse Practitioner
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970
DR. RYAN CHARLES MUELLER MD
Radiology (Radiation Oncology)
321 REGENCY PARK STE 100
O FALLON, IL 62269
St. Clair County (618) 416-7970

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 Julianne Tomac's NPI number?

The NPI number for Julianne Tomac is 1245018944. It was assigned to this individual provider in the NPPES registry on September 15, 2023.

Where is Julianne Tomac located?

Julianne Tomac practices at 321 Regency Park Ste 100, O Fallon, IL 62269. The listed phone number is (618) 416-7970.

What is Julianne Tomac's specialty?

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

Is Julianne Tomac enrolled in Medicare?

Yes. Julianne Tomac 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 Julianne Tomac accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 3 other insurers list Julianne Tomac 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.

Is Julianne Tomac affiliated with any hospitals?

According to CMS data, Julianne Tomac is affiliated with St Josephs Hospital, Hshs St Elizabeth's Hospital, St Joseph's Hospital and Sparta Community Hospital.

When was this NPI record last updated?

The NPPES record for Julianne Tomac was last updated on September 13, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.