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

Dr. Elise Barrett Halajian Mayer, DO

Individual provider Family Medicine Physician · NPI 1669609897

Dr. Elise Barrett Halajian Mayer, DO is a Family Practice in Chicago, Illinois. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2009, 17 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
17
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL
In the registry since
2009
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

4600 N Ravenswood Ave 2nd Fl
Chicago, IL 60640-4510
Phone: (773) 561-7500
Fax: (773) 561-7612
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036.128660 (IL)

Record details

NPI number1669609897
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 15, 2009
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2009 (17 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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