R. Guy Mc Dermott, D.O.
Anesthesiology Physician · Barrington, IL
R. Guy Mc Dermott, D.O. is an anesthesiology physician with a practice address in Barrington, Illinois, and NPI 1487653275, issued on Jul 14, 2005. Check the license (Illinois 036098076, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- R. Guy Mc Dermott
- Credential
- D.O.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 036098076 IL
Self-reported in NPPES; status is on the state search - Practice location
- 450 W Highway 22, Barrington, IL 60010
- Phone
- (847) 381-9600
- Enumerated
- Jul 14, 2005
- Record last updated
- Dec 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 036098076 IL
- Medicare enrollment
- Enrolled (PECOS I20080414000536); accepts Medicare assignment
- Medical or professional school
- Ohio University, College Of Osteopathic Medicine, 1994
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,575 in Illinois → Look up another NPI →
Also registered at 450 W Highway 22
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Scott Asselmeier, M.D.Vascular & Interventional Radiology Physician1558563213
- Danielle BanksRegistered Dietitian1659245405
- Todd Bannen, M.D.Emergency Medicine Physician1952414682
- Tina Marie Bauman, RN, MSN, APN, AGN-BCClinical Nurse Specialist1407349343
- Eric Bessonny, M.D.Anesthesiology Physician1336147156
Verify R. Guy Mc Dermott in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036098076Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Barrington Anesthesia Associates, SCBarrington, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
R. Guy Mc Dermott among 2,575 anesthesiology physician records in Illinois
R. Guy Mc Dermott, D.O. is one of 2,575 anesthesiology physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1994 · median 2006 among the 1,608 with a school on file
- Record last updated2021 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 anesthesiology physician records list a practice address in Barrington
They are 21 of the 756 NPPES records with a practice address in Barrington, and 2,575 anesthesiology physician records in Illinois.
All 2,575 in Illinois → Every provider in Barrington → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Eric Bessonny, M.D.Barrington, IL 600101336147156
- Amy Chhadia, M.D.Barrington, IL 600101649332586
- J. Feldman, M.D.Barrington, IL 600101306845169
- Michael Fox, M.D.Barrington, IL 600101104825967
- Mary Fugina, M.D. S.C.Barrington, IL 600101447259205
- Prabhakar Gupta GarlaBarrington Hills, IL 600101134288483
- Yaung Kim, M.D.Barrington, IL 600101114926862
- Paul Kuo, M.D.Barrington, IL 600101316140452
Common questions
What is R. Guy Mc Dermott, D.O.'s NPI number?
R. Guy Mc Dermott, D.O.'s National Provider Identifier (NPI) is 1487653275, issued on Jul 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is R. Guy Mc Dermott, D.O. located?
The NPPES record lists a practice address at 450 W Highway 22, Barrington, IL, 60010. Phone: (847) 381-9600. Providers update this record themselves, so call before visiting.
How can I verify R. Guy Mc Dermott, D.O.'s license?
NPPES lists Illinois license number 036098076, 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.
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.