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

Dr. Rena Beth Zimmerman, MD

Individual provider Radiation Oncology Physician · NPI 1851350318

Dr. Rena Beth Zimmerman, MD is a Radiation Oncology in McHenry, Illinois. Qualified in 1983, 43 years ago. Practices with Faith Regional Health Services, a 20-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Illinois, North Dakota and Ohio.

Years since qualifying
43
Licensed in
IL, ND, OH
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4305 W Medical Center Dr
McHenry, IL 60050-8425
Phone: (815) 344-8000
Fax: (815) 759-4075
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 831 S Broadway, Minot, ND 58701-4636 — (701) 418-8000
  • 2305 37th Ave Sw, Minot, ND 58701-7669 — (701) 418-8000

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 036071196 (IL)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 35053193Z (OH)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence PT20525 (ND)

Record details

NPI number1851350318
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 22, 2006
Last updated in NPPESSeptember 24, 2025
Certification dateSeptember 24, 2025

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Group practice Faith Regional Health Services — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in McHenry