Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Ronald Hayes, MD

Individual provider Anesthesiology Physician · NPI 1114985504

Dr. Ronald Hayes, MD is an Anesthesiology in Joliet, Illinois. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 1988, 38 years ago. Practices with Anesthesia Dynamics LLC, a 880-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
38
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

333 Madison St
Joliet, IL 60435-8200
Phone: (815) 725-6331
Fax: (815) 725-4709
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 336-044899 (IL)

Record details

NPI number1114985504
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESAugust 4, 2015
Mailing address333 Madison St, Joliet, IL 60435-8200

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 1988 (38 years in practice)
Group practice Anesthesia Dynamics Llc — 880 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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