NPPES file of Aug 9, 2026

Sayona John, M.D.

Neurocritical Care Physician · Chicago, IL

Sayona John, M.D. is a neurocritical care physician with a practice address in Chicago, Illinois, and NPI 1528031846, issued on Feb 8, 2006. Check the license (Illinois 036-120384, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528031846
Name
Sayona John
Credential
M.D.
Primary taxonomy
Neurocritical Care Physician 2084A2900X
License numbers
036-120384 IL
036.120384 IL
Self-reported in NPPES; status is on the state search
Practice location
1725 W Harrison St, Chicago, IL 60612
Phone
(312) 942-4500
Enumerated
Feb 8, 2006
Record last updated
Sep 25, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080905000356); accepts Medicare assignment
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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8 nearest neurocritical care physician records → All 47 in Illinois → Look up another NPI →

Also registered at 1725 W Harrison St

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

  1. Qurrat-Ul-Ain Abid, MDHospice and Palliative Medicine (Internal Medicine) Physician1053949024
  2. John Acheson, MDSurgery Physician1205528726
  3. David Agbunag, PA-CSurgical Physician Assistant1093885188
  4. Eda Akyar, MDSports Medicine (Family Medicine) Physician1255910006
  5. Jorelle Alexander, DMD,MPHDentist1972790756
  6. Amjad Ali, M.D.Specialist1952359184

Verify Sayona John 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 036-120384    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Cook CountyChicago, IL

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

Sayona John among 47 neurocritical care physician records in Illinois

Sayona John, M.D. is one of 47 neurocritical care physician records with a practice address in Illinois. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.

  • NPI issued2006 · 0% of these records are older, 85% newer
  • In a Medicare fileYes · 96% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated1993 · median 2013 among the 40 with a school on file
  • Record last updated2017 · 23% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084A2900X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurocritical Care Physician providers in Illinois

There are 47 neurocritical care physician records in Illinois.

All 47 in Illinois → Every provider in Chicago → Neurocritical Care Physician nationwide →

The 8 neurocritical care physician records with the nearest ZIP codes

  1. Mohammad Alzayadneh, MDChicago, IL 606121417529462
  2. Niveta Aravind, MDChicago, IL 606121780205104
  3. Amjad Elmashala, MDChicago, IL 606121588140552
  4. Oluwasegun Emenogu, MDChicago, IL 606121508447301
  5. Rajeev Garg, M.D.Chicago, IL 606121760648760
  6. Junghyun Kim, M.D.Chicago, IL 606121326490665
  7. Tara Kimbrough, MDChicago, IL 606121255712782
  8. Paul Lacanienta, MDChicago, IL 606121588291348

Common questions

What is Sayona John, M.D.'s NPI number?

Sayona John, M.D.'s National Provider Identifier (NPI) is 1528031846, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sayona John, M.D. located?

The NPPES record lists a practice address at 1725 W Harrison St, Chicago, IL, 60612. Phone: (312) 942-4500. Providers update this record themselves, so call before visiting.

How can I verify Sayona John, M.D.'s license?

NPPES lists Illinois license number 036-120384, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.