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

Individual provider Neurology Physician · NPI 1427089119

Dr. Hrayr Pierre Attarian, MD is a Sleep Medicine in Chicago, Illinois. Qualified in 1992, 34 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
34
Licensed in
IL
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

675 N Saint Clair St Ste 20-100
Chicago, IL 60611-5975
Phone: (312) 695-7950
Fax: (312) 695-5747
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sleep Medicine (Psychiatry & Neurology) Physician (primary) Taxonomy 2084S0012X · Licence 036122896 (IL)
Neurology Physician Taxonomy 2084N0400X · Licence 036122896 (IL)

Record details

NPI number1427089119
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2006
Last updated in NPPESJanuary 29, 2014

Medicare enrollment

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

Medicare specialtySLEEP MEDICINE
Also practisesNEUROLOGY
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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