NPPES file of Aug 9, 2026

Hadyn Michael Hollister, M.D.

Surgery Physician · Chicago, IL

Hadyn Michael Hollister, M.D. is a surgery physician with a practice address in Chicago, Illinois, and NPI 1588957542, issued on May 25, 2011. Check the license (Illinois 125059402, 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
1588957542
Name
Hadyn Michael Hollister
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License numbers
125059402 IL
036-140738 IL
4777-320 WI
Self-reported in NPPES; status is on the state search
Practice location
600 S Paulina St, Chicago, IL 60612
Phone
(312) 942-5495
Enumerated
May 25, 2011
Record last updated
Jul 27, 2026
Fax
(312) 942-5727
Medicare enrollment
Enrolled (PECOS I20171006002452); 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.
Download card Updates feed

Also registered at 600 S Paulina St

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

  1. Danya AbuawadStudent in an Organized Health Care Education/Training Program1851257414
  2. Huda AbughannamEmergency Medicine Physician1881581106
  3. Foster Adams, D.O.Critical Care Medicine (Internal Medicine) Physician1376938977
  4. Oluwamuyiwa AdebayoStudent in an Organized Health Care Education/Training Program1245087477
  5. Jubril AdepojuPlastic Surgery Physician1457097081
  6. Neelum Aggarwal, M.D.Neurology Physician1154450799

Verify Hadyn Michael Hollister 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 125059402
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

50% more Medicare Part D claims than the average surgery physician in 2024

220 Medicare Part D claims for 122 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 119 claims were for opioids.

  1. Hadyn Hollister220
  2. Specialty average147

Most prescribed

  1. Hydrocodone-Acetaminophen92 claims
  2. Amoxicillin-Clavulanate Potass30 claims
  3. Oxycodone Hcl17 claims
  4. Doxycycline Hyclate11 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.

Industry payments in 2024: $553.35

5 payments; by number, the most common kind was food and beverage; the largest payer was Aroa Biosurgery Incorporated. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hadyn Hollister$553.35
  2. Specialty average$3,513.80

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

Bills Medicare through 2 group practices

  1. Cook CountyChicago, IL
  2. Rockford Health PhysiciansRockford, IL

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

Hadyn Michael Hollister among 1,520 surgery physician records in Illinois

Hadyn Michael Hollister, M.D. is one of 1,520 surgery physician records with a practice address in Illinois. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 53% of them.

  • NPI issued2011 · 53% of these records are older, 45% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2011 · median 2004 among the 650 with a school on file
  • Record last updated2026 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Illinois

There are 1,520 surgery physician records in Illinois.

The 8 surgery physician records with the nearest ZIP codes

  1. Amelia BartholomewChicago, IL 606121447356886
  2. Steven Bines, MDChicago, IL 606121609833086
  3. Steven Bonomo, MDChicago, IL 606121861478893
  4. Diane Drugas, M.D.Chicago, IL 606121457436776
  5. Burnetta Herron, M.D.Chicago, IL 606121841211513
  6. Chad Kessler, MDChicago, IL 606121386624948
  7. Katherine Liu, M.D.Chicago, IL 606121184673832
  8. Elizabeth Marcus, MDChicago, IL 606121457464638

Common questions

What is Hadyn Michael Hollister, M.D.'s NPI number?

Hadyn Michael Hollister, M.D.'s National Provider Identifier (NPI) is 1588957542, issued on May 25, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Hadyn Michael Hollister, M.D. located?

The NPPES record lists a practice address at 600 S Paulina St, Chicago, IL, 60612. Phone: (312) 942-5495. Providers update this record themselves, so call before visiting.

How can I verify Hadyn Michael Hollister, M.D.'s license?

NPPES lists Illinois license number 125059402, 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 Hadyn Michael Hollister, M.D. prescribe under Medicare Part D?

In 2024, Hadyn Michael Hollister, M.D. had 220 Medicare Part D claims for 122 beneficiaries; the average among surgery physician prescribers was 147. 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.