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

Mr. Marcus D Weeks, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1518903798

Mr. Marcus D Weeks, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Peoria, Illinois. Qualified in 1999, 27 years ago. Practices with Osf Multi-Specialty Group, a 2,128-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
27
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

8600 N State Route 91 Ste 250
Peoria, IL 61615-9506
Phone: (309) 692-5393
Fax: (309) 692-2538
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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 041264165 (IL)

Record details

NPI number1518903798
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJune 22, 2006
Last updated in NPPESOctober 30, 2013
Mailing address8600 N State Route 91 Ste 250, Peoria, IL 61615-9506

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Osf Multi-Specialty Group — 2128 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations9 on file with Medicare

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