NPPES file of Aug 9, 2026

Alexander Jaehyuk Choi, M.D., M.P.H.

Sleep Medicine (Psychiatry & Neurology) Physician · Chicago, IL

Alexander Jaehyuk Choi, M.D., M.P.H. is a sleep medicine (psychiatry & neurology) physician with a practice address in Chicago, Illinois, and NPI 1013440221, issued on Apr 5, 2017. Check the license (Illinois 036153157, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013440221
Name
Alexander Jaehyuk Choi
Credential
M.D., M.P.H.
Primary taxonomy
Sleep Medicine (Psychiatry & Neurology) Physician 2084S0012X
License numbers
036153157 IL
0101268531 VA
Self-reported in NPPES; status is on the state search
Practice location
676 N Saint Clair St Ste 7-701, Chicago, IL 60611
Phone
(312) 695-7950
Enumerated
Apr 5, 2017
Record last updated
Jul 12, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(312) 926-4771
Medicare enrollment
Enrolled (PECOS I20210615000482); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 2016
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 676 N Saint Clair St Ste 7-701

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sabra Abbott, MD, PHDSleep Medicine (Psychiatry & Neurology) Physician1043479405
  2. Katlyn KappelPhysician Assistant1770103442
  3. Paige Knippenberg, PA-CPhysician Assistant1518494731
  4. Jennifer Mundt, PHDClinical Psychologist1205333945
  5. Jason Peng, MDSleep Medicine (Internal Medicine) Physician1124481270
  6. Eunice Torres Rivera, MDSleep Medicine (Psychiatry & Neurology) Physician1811341340

Verify Alexander Jaehyuk Choi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036153157
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

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16% fewer Medicare Part D claims than the average sleep medicine (psychiatry & neurology) physician in 2024

552 Medicare Part D claims for 124 beneficiaries, against an average of 655 among the 377 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Alexander Choi552
  2. Specialty average655

Most prescribed

  1. Belsomra102 claims
  2. Gabapentin101 claims
  3. Doxepin Hcl59 claims
  4. Pramipexole Dihydrochloride48 claims
  5. Dayvigo34 claims
  6. Pregabalin27 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 94.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $79.61

3 payments; by number, the most common kind was food and beverage; the largest payer was Avadel Cns Pharmaceuticals, LLC. The 278 providers of this specialty with any payment received $5,572.43 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexander Choi$79.61
  2. Specialty average$5,572.43

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Northwestern Medical Faculty FoundationChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sleep Medicine (Psychiatry & Neurology) Physician providers in Illinois

There are 28 sleep medicine (psychiatry & neurology) physician records in Illinois.

Other sleep medicine (psychiatry & neurology) physician records in Illinois

  1. Sabra Abbott, MD, PHDChicago, IL1043479405
  2. Ahmer Ali, M.D.Lake Barrington, IL1275825978
  3. Hrayr Attarian, MDChicago, IL1427089119
  4. Reem Beckerly, DONaperville, IL1437314630
  5. Terry Brown, DOMarion, IL1811085293
  6. Alex Farris, MDChicago, IL1184280794
  7. Thomas Freedom, MDGlenview, IL1073672598
  8. Kuljeet Gill, MDWinfield, IL1437101094
  9. Reeti Greenwald, MDWinfield, IL1649690827
  10. Anna Ivanenko, MD PHDElk Grove Village, IL1255308334

Common questions

What is Alexander Jaehyuk Choi, M.D., M.P.H.'s NPI number?

Alexander Jaehyuk Choi, M.D., M.P.H.'s National Provider Identifier (NPI) is 1013440221, issued on Apr 5, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Jaehyuk Choi, M.D., M.P.H. located?

The NPPES record lists a practice address at 676 N Saint Clair St Ste 7-701, Chicago, IL, 60611. Phone: (312) 695-7950. Providers update this record themselves, so call before visiting.

How can I verify Alexander Jaehyuk Choi, M.D., M.P.H.'s license?

NPPES lists Illinois license number 036153157, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alexander Jaehyuk Choi, M.D., M.P.H. prescribe under Medicare Part D?

In 2024, Alexander Jaehyuk Choi, M.D., M.P.H. had 552 Medicare Part D claims for 124 beneficiaries; the average among sleep medicine (psychiatry & neurology) physician prescribers was 655. Part D covers Medicare prescriptions only.

What is Alexander Jaehyuk Choi, M.D., M.P.H.'s MIPS final score?

The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.