NPPES file of Aug 9, 2026

Michael Ryan Hollar, DO

Critical Care Medicine (Anesthesiology) Physician · Lexington, KY

Michael Ryan Hollar, DO is a critical care medicine (anesthesiology) physician with a practice address in Lexington, Kentucky, and NPI 1770146326, issued on Apr 19, 2019. Check the license (Kentucky 05561, as entered in NPPES) on the Kentucky Board of Medical Licensure; 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
1770146326
Name
Michael Ryan Hollar
Credential
DO
Primary taxonomy
Critical Care Medicine (Anesthesiology) Physician 207LC0200X
License number
05561 KY
Self-reported in NPPES; status is on the state search
Practice location
800 Rose St, Lexington, KY 40536
Phone
(859) 323-5956
Enumerated
Apr 19, 2019
Record last updated
May 13, 2024
Fax
(859) 323-1080
Medicare enrollment
Enrolled (PECOS I20240524000516); accepts Medicare assignment
Medical or professional school
Ohio University, College Of Osteopathic Medicine, 2019
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 800 Rose St

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

  1. Hicham Abada, MDVascular & Interventional Radiology Physician1790895159
  2. Ahmed Abdelfattah, MDHospitalist Physician1467014993
  3. Saba Abdulsada, MDInternal Medicine Physician1750906418
  4. Richard AbneyCertified Registered Nurse Anesthetist1093280760
  5. Andrew Abraham, MDInternal Medicine Physician1306424627
  6. Sonu Abraham, M.D.Advanced Heart Failure and Transplant Cardiology Physician1164975835

Verify Michael Ryan Hollar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 05561    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 Kentucky 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. Kentucky Medical Services Foundation, IncLexington, KY

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

Critical Care Medicine (Anesthesiology) Physician providers in Kentucky

There are 26 critical care medicine (anesthesiology) physician records in Kentucky.

All 26 in Kentucky → Every provider in Lexington →

Other critical care medicine (anesthesiology) physician records in Kentucky

  1. Thomas Avritt, MDLexington, KY1205331105
  2. James Bacon, M.D.Lexington, KY1295055796
  3. Sean Degrande, M.D, PH.DEdgewood, KY1477965820
  4. Anthony Dempsey, M.D.Pikeville, KY1417120072
  5. Cody Fowers, M.D.Lexington, KY1841648821
  6. Robin Guillory, MDLouisville, KY1376575803
  7. Shawn Hassani, MDEdgewood, KY1437655248
  8. Kevin Hatton, M.D.Lexington, KY1922195346
  9. William Hornung, M.D.Louisville, KY1093767618
  10. Jason HustonLexington, KY1982067831

Common questions

What is Michael Ryan Hollar, DO's NPI number?

Michael Ryan Hollar, DO's National Provider Identifier (NPI) is 1770146326, issued on Apr 19, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Michael Ryan Hollar, DO located?

The NPPES record lists a practice address at 800 Rose St, Lexington, KY, 40536. Phone: (859) 323-5956. Providers update this record themselves, so call before visiting.

How can I verify Michael Ryan Hollar, DO's license?

NPPES lists Kentucky license number 05561, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. 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.