HEATHER L LANDON APN, FNP-BC
NPI 1821512815
Nurse Practitioner - Family in Downers Grove, IL

Q: What is Heather Landon's NPI number?

The NPI number for Heather Landon is 1821512815. It was assigned to this individual provider in the NPPES registry on August 1, 2017. The provider is also known as Heather Tomassi Rn.

Q: What is Heather Landon's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Heather Landon was last updated on September 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.

Active since August 01, 2017PECOS EnrolledAccepts Medicare Assignment

1441 BRANDING AVE STE 310, DOWNERS GROVE, IL 60515(630) 829-1084(630) 829-1040 Get Directions Write a Review

NPPES record last updated: September 2, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 2, 2025, Mar 17, 2018, Nov 20, 2017 and 2 more (5 updates tracked since 2017).

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About Heather L Landon Apn, Fnp-bc NPPES

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

HEATHER L LANDON APN, FNP-BC (NPI 1821512815) is an individual family provider in Downers Grove, Illinois, licensed in Illinois (209.016459) and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1821512815

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameHEATHER L LANDONCredential: APN, FNP-BC

Location Address1441 BRANDING AVE STE 310Downers Grove, IL 60515-5624

Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900

Phone(630) 829-1084

Fax(630) 829-1040

Sole ProprietorNo

Medical School CMSOtherGraduated 2017

Enumeration DateAugust 1, 2017

Last NPPES UpdateSeptember 2, 20255 updates tracked since enumeration

NPPES CertifiedSeptember 2, 2025

✔ NPI 1821512815 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 · 209.016459

1441 BRANDING AVE STE 310, Downers Grove, IL 60515

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Other Names 1

Former Name (1)Heather Tomassi Rn

Secondary Practice Locations 2

Location 11803 Lake Bluff LanePingree Grove, IL 60140 · Phone (331) 442-9994

Location 225 N. Winfield RoadWinfield, IL 60190 · Phone (630) 933-1600

Other Identifiers 2

Other206147IL · Medicare Group

OtherF400420145IL · Medicare Individual

Accepted Insurance

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

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

Heather L Landon Apn, Fnp-bc 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 ID4183990914

PECOS Enrollment IDI20171024001000

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

Medicare enrollment records show Heather Landon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Advocate Health And Hospitals Corporation

1.2 mi

General Acute Care Hospital

3815 HIGHLAND AVE
Downers Grove, IL 60515

Reassigned Medicare billing, Illinois enrollment
4,870 clinicians in this Medicare group

NPI 1578670543 (630) 275-5900

Central Dupage Physician Group

3.4 mi

Family Medicine

5777 DEPARTMENT
Carol Stream, IL 60122

Reassigned Medicare billing, Illinois enrollment
1,664 clinicians in this Medicare group

NPI 1033149844 (630) 933-3300

Advanced Physicians, S.C.

17 mi

Pain Medicine

16101 WEBER RD
Crest Hill, IL 60403

Reassigned Medicare billing, Illinois enrollment
37 clinicians in this Medicare group

NPI 1124075288 (815) 836-3799

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

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.

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349

An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.

17 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60515 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

$93.02 typical visit price

range $59.81 – $181.38

Typical copayment $23.25 (range $14.95 – $45.34)

Most-billed visit code 99203

Established Patient

$105.07 typical visit price

range $19.15 – $147.12

Typical copayment $26.26 (range $4.78 – $36.78)

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 3

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

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260

DME-Hospital Beds · category DB000N

2 suppliers12 claims12 services$40.29 avg. paid by Medicare

Standard hemi (low seat) wheelchair K0002

DME-Wheelchairs · category DD000N

2 suppliers22 claims22 services$19.42 avg. paid by Medicare

Elevating leg rests, pair (for use with capped rental wheelchair base) K0195

DME-Wheelchairs · category DD021N

2 suppliers28 claims28 services$6.67 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

THERESA DOLAN APN

Nurse Practitioner (Family)