NPPES file of Aug 9, 2026

Sebastian Alexander Hoak, MD

Child & Adolescent Psychiatry Physician · Chicago, IL

Sebastian Alexander Hoak, MD is a child & adolescent psychiatry physician with a practice address in Chicago, Illinois, and NPI 1073259610, issued on May 6, 2022. Check the license (Illinois 036.174597, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1073259610
Name
Sebastian Alexander Hoak
Credential
MD
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License number
036.174597 IL
Self-reported in NPPES; status is on the state search
Practice location
420 E Superior St, Chicago, IL 60611
Phone
(312) 227-4000
Enumerated
May 6, 2022
Record last updated
Jun 11, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 420 E Superior St

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

  1. Anchal AhluwaliaObstetrics & Gynecology Physician1427617992
  2. Katherine Backes, M.D.Psychiatry Physician1740544667
  3. Maheetha BharadwajStudent in an Organized Health Care Education/Training Program1831772839
  4. Andrew BoutsicarisEndocrinology, Diabetes & Metabolism Physician1164009023
  5. Hector CajigasInternal Medicine Physician1861189631
  6. Olivia CongStudent in an Organized Health Care Education/Training Program1053268078

Verify Sebastian Alexander Hoak 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 036.174597
    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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63% fewer Medicare Part D claims than the average child & adolescent psychiatry physician in 2024

186 Medicare Part D claims for 35 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D.

  1. Sebastian Hoak186
  2. Specialty average504

Most prescribed

  1. Quetiapine Fumarate19 claims
  2. Mirtazapine15 claims
  3. Clonazepam14 claims
  4. Lorazepam11 claims
  5. Prazosin Hcl11 claims
  6. Sertraline Hcl11 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.

Sebastian Alexander Hoak among 267 child & adolescent psychiatry physician records in Illinois

Sebastian Alexander Hoak, MD is one of 267 child & adolescent psychiatry physician records with a practice address in Illinois. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 94% of them.

  • NPI issued2022 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileNo · 36% of these records are
  • Record last updated2025 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0804X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in Illinois

There are 267 child & adolescent psychiatry physician records in Illinois.

The 8 child & adolescent psychiatry physician records with the nearest ZIP codes

  1. Thomas Cummins, M.D.Chicago, IL 606111124198239
  2. Mina Dulcan, M.D.Chicago, IL 606111891865515
  3. Caitlin Engelhard, M.D., PH.D.Chicago, IL 606111700156627
  4. Jeanne Greenblatt, MDChicago, IL 606111235250499
  5. Michael Hoffman, M.D.Chicago, IL 606111750404174
  6. Aron Janssen, M.D.Chicago, IL 606111952505638
  7. Poonam Jha, M.D.Chicago, IL 606111750451472
  8. Regina Lopez, M.D.Chicago, IL 606111720288095

Common questions

What is Sebastian Alexander Hoak, MD's NPI number?

Sebastian Alexander Hoak, MD's National Provider Identifier (NPI) is 1073259610, issued on May 6, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Sebastian Alexander Hoak, MD located?

The NPPES record lists a practice address at 420 E Superior St, Chicago, IL, 60611. Phone: (312) 227-4000. Providers update this record themselves, so call before visiting.

How can I verify Sebastian Alexander Hoak, MD's license?

NPPES lists Illinois license number 036.174597, 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 Sebastian Alexander Hoak, MD prescribe under Medicare Part D?

In 2024, Sebastian Alexander Hoak, MD had 186 Medicare Part D claims for 35 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. Part D covers Medicare prescriptions only.

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.