Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mariann Leahy, DC

Individual provider Professional Counselor · NPI 1851436042

Mariann Leahy, DC is a Chiropractic in Palatine, Illinois. Graduated from National College of Chiropractic in 2002, 24 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
24
Trained at
National College of Chiropractic
Licensed in
IL
In the registry since
2007
Specialties on file
2
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

60 W Illinois Ave
Palatine, IL 60067-6814
Phone: (847) 221-2225
Fax: (847) 358-3544
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 038-009732 (IL)
Professional Counselor Taxonomy 101YP2500X · Licence 178.018730 (IL)

Record details

NPI number1851436042
Entity typeIndividual (Type 1)
GenderFemale
Credentials DC
Sole proprietorYes
NPI enumeratedFebruary 21, 2007
Last updated in NPPESJanuary 13, 2023
Certification dateJanuary 13, 2023

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolNATIONAL COLLEGE OF CHIROPRACTIC
Graduated 2002 (24 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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