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Clare Marie Mcmahon

Dietitian Nutritionist · RD · Oak Lawn, IL
License verifiedEarly Intervention · 0–3NPI on file

Clare Marie Mcmahon is an Illinois-licensed dietitian nutritionist (IDFPR license 164009451, active) practicing in Oak Lawn, licensed since 2023. They also hold an Illinois Early Intervention credential for children birth to 3. No disciplinary actions are on file with IDFPR.

License status checked September 27, 2026Source: Illinois IDFPR + NPPESHow we verifyReport an error

Verified record

Source: Illinois IDFPR license registry + NPPES. High trust.

Profession
Dietitian Nutritionist · RD
IL license
164009451 — ACTIVE
Disciplinary record
None on file
NPI
1467912725 · matched by license
Practice city
Oak Lawn
Pediatric
Yes — low confidence

Illinois Early Intervention

Holds an active credential in the Illinois Early Intervention program — the state system that serves children birth to age 3 with developmental delays or disabilities. Source: Provider Connections registry (Western Illinois University, for IDHS / IL Dept. of Early Childhood).

EI credential(s)
Occupational Therapy (Full), Licensed Dietitian Nutritionist (Full)
Evaluations & assessments
Provides direct EI services
Areas served
Rockford area (CFC 1) · Lake County (CFC 2) · NW Illinois (Freeport) (CFC 3) · Kane & Kendall (CFC 4) · DuPage County (CFC 5) · North suburban Cook (CFC 6) · West suburban Cook (CFC 7) · Southwest Chicago (CFC 8) · Central/West Chicago (CFC 9) · Southeast Chicago (CFC 10) · North Chicago (CFC 11) · South suburban Cook (CFC 12) · West-central IL (Quad Cities) (CFC 13) · Peoria area (CFC 14) · Will County / Joliet (CFC 15) · Champaign / Bloomington (CFC 16) · Quincy area (CFC 17) · Springfield area (CFC 18) · Decatur area (CFC 19) · Effingham area (CFC 20) · Metro East (St. Louis) (CFC 21) · Centralia / Mt. Vernon (CFC 22) · SE Illinois (Fairfield) (CFC 23) · Southern tip (Carbondale) (CFC 24) · McHenry County (CFC 25)
EI credential ID
CM39241225P
Bills through
Wholesome Littles PLLC
Certificates
Occupational Therapy certificate
Licensed Dietitian Nutritionist certificate

Need this provider for an EI plan, or want to add a provider to your child's team? Browse all Early Intervention providers

Affiliated clinics

Where this provider practices. Services & insurance live on each clinic's page.

No clinic affiliation on file — provider has not provided attestation.

About this provider

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Clare Marie Mcmahon
Dietitian Nutritionist
License verified against IDFPR
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