Allan RubyM.D.

Obstetrics & Gynecology·Hazel Crest, IL

Allan Ruby, M.D. is an Obstetrics & Gynecology provider in Hazel Crest, IL, as of July 2026.

NPI1285691709
Registered2006
Class of1990

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Case volumes, referral patterns, and payer mix live in DataLily AI Insights.

Education

University of Illinois College of Med (chi/peor/rock/chm-Urb)Medical school · Graduated 1990

Education on record as of August 2026.

Allan Ruby at a glance

Provider: Allan Ruby
Credential: M.D.
Specialty: Obstetrics/Gynecology
Procedures: Obstetrics & Gynecology CPT codes
Location: Hazel Crest, IL
Medical school: University of Illinois College of Med (chi/peor/rock/chm-Urb)
Graduated: 1990
NPI registered: 2006
NPI: 1285691709
Snapshot: July 2026

Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.

Questions

Where does Allan Ruby practice?

Allan Ruby, M.D. is based in Hazel Crest, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.

What is Allan Ruby's NPI number?

Allan Ruby's National Provider Identifier (NPI) is 1285691709, registered in 2006. Specialty on record: Obstetrics/Gynecology; credential M.D.

Where did Allan Ruby go to medical school?

Allan Ruby, M.D. attended University of Illinois College of Med (chi/peor/rock/chm-Urb), graduating in 1990.

How many Obstetrics & Gynecology providers in Illinois work at ambulatory surgery centers?

212 Obstetrics & Gynecology surgeons and proceduralists in Illinois are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Allan Ruby among them. The Illinois Obstetrics & Gynecology directory lists each one by city with credential, NPI, and center affiliations.

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