Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Kacie Erin McMahon, DO

Individual provider Neonatal-Perinatal Medicine Physician · NPI 1417239583

Dr. Kacie Erin McMahon, DO is a Pediatric Medicine in Oak Lawn, Illinois. Qualified in 2011, 15 years ago. Practices as a sole proprietor and works from 3 locations. Licensed in Illinois.

Years since qualifying
15
Licensed in
IL
In the registry since
2011
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

4440 W 95th St Ste 250N
Oak Lawn, IL 60453-2600
Phone: (847) 723-5313
Fax: (847) 723-2338
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 225 E Chicago Ave, Chicago, IL 60611-2991 — (312) 227-7408
  • 2160 S 1st Ave, Maywood, IL 60153-3328 — (708) 216-3145

Specialties & licences

Neonatal-Perinatal Medicine Physician (primary) Taxonomy 2080N0001X · Licence 036135248 (IL)
Pediatrics Physician Taxonomy 208000000X · Licence 125059213 (IL)

Record details

NPI number1417239583
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedSeptember 15, 2011
Last updated in NPPESFebruary 20, 2026
Certification dateFebruary 20, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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