1. Home
  2. Directory
  3. Illinois
  4. Peoria
  5. Internal Medicine
  6. NPI Profile

NATALIE PEDERSEN M.D.
NPI 1538518923
Internal Medicine in Peoria, IL

Active since June 07, 2016PECOS EnrolledAccepts Medicare Assignment
5401 N KNOXVILLE AVE STE 204, PEORIA, IL 61614(309) 683-1200 Get Directions Write a Review

NPPES record last updated: December 14, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 14, 2024, Sep 19, 2019 (2 updates tracked since 2019).

About Natalie Pedersen M.d. NPPES

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

NATALIE PEDERSEN M.D. (NPI 1538518923) is an individual internal medicine provider in Peoria, Illinois, licensed in Iowa (R-10547) and active in the NPI registry since June 2016. She is enrolled in Medicare PECOS, is affiliated with Proctor Hospital, and is a graduate of Southern Illinois University School Of Medicine (2016).

NPPES Registry Identity

NPI1538518923
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameNATALIE PEDERSENCredential: M.D.
Location Address5401 N KNOXVILLE AVE STE 204Peoria, IL 61614-5021
Mailing Address5401 N Knoxville Ave Ste 204Peoria, IL 61614-5021 · (309) 683-1200 · Fax (309) 691-1705
Phone(309) 683-1200
Sole ProprietorNo
Medical School CMSSouthern Illinois University School Of MedicineGraduated 2016
Enumeration DateJune 7, 2016
Last NPPES UpdateDecember 14, 20242 updates tracked since enumeration
NPPES CertifiedDecember 14, 2024
✔ NPI 1538518923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IA · R-10547
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
5401 N KNOXVILLE AVE STE 204, Peoria, IL 61614
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Natalie Pedersen M.d. 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 ID3971896663
PECOS Enrollment IDI20190919002459
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 Reassignments

4

Medicare enrollment records show Natalie Pedersen reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Proctor Health Systems
Same address
Family Medicine
5401 N KNOXVILLE AVE, SUITE 209
Peoria, IL 61614
  • Reassigned Medicare billing, Illinois enrollment
  • 349 clinicians in this Medicare group
NPI 1134173917 (309) 689-6049
Methodist Medical Center Of Illinois
3.6 mi
General Acute Care Hospital
221 NE GLEN OAK AVE
Peoria, IL 61636
  • Reassigned Medicare billing, Illinois enrollment
  • 693 clinicians in this Medicare group
NPI 1164474755 (309) 672-5522
Carle Health Medical Group
85 mi
Internal Medicine
611 W PARK ST
Urbana, IL 61801
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Carle Health Care Incorporated
  • 2,516 clinicians in this Medicare group
NPI 1154653947 (217) 383-8300
Iowa Physicians Clinic Medical Foundation
226 mi
General Practice
1776 W LAKES PKWY STE 400
West Des Moines, IA 50266
  • Reassigned Medicare billing, Illinois enrollment
  • 178 clinicians in this Medicare group
NPI 1366425274 (515) 471-9300

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

Areas of Expertise CMS Part B claims 11

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.
291 services175 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
163 services67 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
155 services155 patients
Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306
An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.
101 services90 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.
100 services84 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
38 services38 patients

Hospital Affiliations CMS Care Compare 4

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

Proctor Hospital

Acute Care Hospitals · Peoria, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140013
Location5409 N Knoxville AvePeoria, IL 61614 · Peoria County
Emergency services

Saint Francis Medical Center

Acute Care Hospitals · Peoria, IL
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140067
Location530 NE Glen Oak AvePeoria, IL 61637 · Peoria County
Emergency services Birthing friendly

Pekin Memorial Hospital

Acute Care Hospitals · Pekin, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140120
Location600 South 13th StreetPekin, IL 61554 · Tazewell County
Emergency services

Methodist Medical Center Of Illinois

Acute Care Hospitals · Peoria, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140209
Location221 N E Glen Oak AvePeoria, IL 61636 · Peoria County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 61614 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
$127.46 typical visit price
range $54.80 – $168.44
Typical copayment $31.86 (range $13.70 – $42.11)
Most-billed visit code 99204
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$83.42 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Natalie Pedersen's NPI number?

The NPI number for Natalie Pedersen is 1538518923. It was assigned to this individual provider in the NPPES registry on June 7, 2016.

Where is Natalie Pedersen located?

Natalie Pedersen practices at 5401 N Knoxville Ave Ste 204, Peoria, IL 61614. The listed phone number is (309) 683-1200.

What is Natalie Pedersen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Natalie Pedersen enrolled in Medicare?

Yes. Natalie Pedersen 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.

Which organizations bill Medicare for Natalie Pedersen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Natalie Pedersen reassigns Medicare benefits to 4 organizations: Proctor Health Systems (Peoria, IL), Methodist Medical Center Of Illinois (Peoria, IL), Carle Health Medical Group (Urbana, IL) and Iowa Physicians Clinic Medical Foundation (West Des Moines, IA). Each 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 Natalie Pedersen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Natalie Pedersen affiliated with any hospitals?

According to CMS data, Natalie Pedersen is affiliated with Proctor Hospital, Saint Francis Medical Center, Pekin Memorial Hospital and Methodist Medical Center Of Illinois.

When was this NPI record last updated?

The NPPES record for Natalie Pedersen was last updated on December 14, 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.