Individual Healthcare Provider
Alexander Jaehyuk Choi, M.D., M.P.H.
Provider's NPPES record last updated: July 12, 2021
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1013440221
- Primary Specialty
- Psychiatry & Neurology — Sleep Medicine
- Practice Location
- Chicago, Illinois
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 17, 2026, 9:56 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Psychiatry & Neurology
Sleep Medicine
Allopathic & Osteopathic Physicians
A Psychiatrist or Neurologist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
Taxonomy code 2084S0012X Family Medicine
Allopathic & Osteopathic Physicians
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Taxonomy code 207Q00000XFamily Medicine
Sleep Medicine
Allopathic & Osteopathic Physicians
A Family Medicine Physician who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
Taxonomy code 207QS1201X
Provider-Reported License Information
- Psychiatry & Neurology (Illinois)
- 036153157
- Family Medicine (Virginia)
- 0101268531
- Family Medicine (Illinois)
- 036153157
- Family Medicine (Illinois)
- 036153157
Practice Locations
Practice Location
676 N Saint Clair St Ste 7-701
Chicago, Illinois 60611-2927
Phone: (312) 695-7950
Additional Practice Location
825 Fairfax Ave Ste 206
Norfolk, Virginia 23507-1914
Phone: (757) 446-5955
Additional Practice Location
710 N Lake Shore Dr
Chicago, Illinois 60611-3006
Phone: (312) 695-7950
Record Information
- Enumeration Date
- April 5, 2017
- Provider's NPPES Record Last Updated
- July 12, 2021
- Certification Date
- July 12, 2021
- NPISignal NPPES Dataset
- August 2026
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