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

Individual provider Certified Registered Nurse Anesthetist · NPI 1154437671

Marshall Ashby, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Mattoon, Illinois. Graduated from George Washington University School of Medicine in 1994, 32 years ago. Practices with Sarah Bush Lincoln Health Center, a 410-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
32
Trained at
George Washington University School of Medicine
Licensed in
IL
In the registry since
2006
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

1000 Health Center Dr
Mattoon, IL 61938-9253
Phone: (217) 258-2440
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 209003331 (IL)

Record details

NPI number1154437671
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedAugust 21, 2006
Last updated in NPPESJuly 25, 2024
Certification dateJuly 25, 2024
Mailing addressPo Box 372, Mattoon, IL 61938-0372

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Sarah Bush Lincoln Health Center — 410 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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