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Certified Registered Nurse Anesthetist (CRNA)

Lynn Casey Maher, CNA

Sees patients in Lake Bluff, IL · Illinois

Summary

Lynn Casey Maher, CNA (Certified Registered Nurse Anesthetist (CRNA)) is enrolled with Medicare at 1 practice location in Lake Bluff, IL. NPI 1215022140. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Lynn Casey Maher, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Certified Registered Nurse Anesthetist (CRNA)Primary specialty
YesAccepts Medicare assignment
21Years since medical school (graduated 2005)
Rush Medical College Of Rush UniversityMedical school
FemaleGender (as listed)
Illinois Gastroenterology Group LLCGroup practice

Quick answers

Where does Lynn Casey Maher see patients?
Medicare's clinician data lists 1 practice location in Lake Bluff, IL. Call before your visit to confirm the address.
What is Lynn Casey Maher's specialty?
Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
Does Lynn Casey Maher accept Medicare assignment?
Yes. Medicare's clinician data says Lynn Casey Maher accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Lynn Casey Maher?
(847) 604-8700, as listed in official Medicare / NPI Registry data.
What is Lynn Casey Maher's NPI number?
1215022140. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Lynn Casey Maher is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Lynn Casey Maher as a member of this group (CMS data updated 2026-10-02).

  • Illinois Gastroenterology Group LLC115 clinicians in the group

Specialties

Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Illinois →

Other nurse anesthetists in Lake Bluff

Clinicians with the same Medicare primary specialty in Lake Bluff, IL — not a recommendation.

All nurse anesthetists in Lake Bluff →

Clinician information

CredentialCNA
Medical schoolRush Medical College Of Rush University
Graduation year2005
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215022140
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians