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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.

HEATHER MESSLING PA-C
NPI 1780418541
Physician Assistant in Chicago, IL

Active since August 26, 2024PECOS Enrolled
355 E ERIE ST, CHICAGO, IL 60611(312) 238-1000 Get Directions Write a Review

NPPES record last updated: July 17, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Heather Messling Pa-c NPPES

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

HEATHER MESSLING PA-C (NPI 1780418541) is an individual physician assistant in Chicago, Illinois, licensed in Illinois (085010848) and active in the NPI registry since August 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1780418541
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameHEATHER MESSLINGCredential: PA-C
Location Address355 E ERIE STChicago, IL 60611-3167
Mailing Address355 E Erie StChicago, IL 60611-3167 · (312) 238-1000
Phone(312) 238-1000
Sole ProprietorNo
Enumeration DateAugust 26, 2024
Last NPPES UpdateJuly 17, 2026
NPPES CertifiedJuly 17, 2026
✔ NPI 1780418541 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in IL · 085010848
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
355 E ERIE ST, Chicago, IL 60611
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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 (PECOS)

Heather Messling Pa-c 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
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.

STEPHEN LEB
Physical Medicine & Rehabilitation
355 E ERIE ST
CHICAGO, IL 60611
Cook County (312) 238-2870
LAUREN E PIPER PHD
Psychologist (Clinical)
355 E ERIE ST
CHICAGO, IL 60611
Cook County (312) 238-1000
ELLORY GRAFF
Occupational Therapist
355 E ERIE ST
CHICAGO, IL 60611
Cook County (312) 238-1000
DR. MONICA E RHO MD
Physical Medicine & Rehabilitation (Sports Medicine)
355 E ERIE ST
CHICAGO, IL 60611
Cook County (312) 238-1000
DR. LLASHE-KAYE EVERETT PSY.D.
Clinical Neuropsychologist
355 E ERIE ST
CHICAGO, IL 60611
Cook County (872) 252-8477
DIANE M ROWLES CNP, APN
Nurse Practitioner
355 E ERIE ST
CHICAGO, IL 60611
Cook County (312) 238-1000
DR. MEEGAN D LAMBERT OTD, OTR/L
Occupational Therapist
355 E ERIE ST
CHICAGO, IL 60611
Cook County (312) 238-1000
LAUREN E SPLITTGERBER MD
Physical Medicine & Rehabilitation (Sports Medicine)
355 E ERIE ST
CHICAGO, IL 60611
Cook County (312) 238-1000

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 Heather Messling's NPI number?

The NPI number for Heather Messling is 1780418541. It was assigned to this individual provider in the NPPES registry on August 26, 2024.

Where is Heather Messling located?

Heather Messling practices at 355 E Erie St, Chicago, IL 60611. The listed phone number is (312) 238-1000.

What is Heather Messling's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Heather Messling enrolled in Medicare?

Yes. Heather Messling is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Heather Messling was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 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.