IndividualActive
Katherine Griem, MD
NPI 1679574735 · Radiation Oncology Physician · Berwyn, IL
Katherine Griem, MD is a Radiation Oncology Physician provider in Berwyn, IL (NPI 1679574735).
Provider details
- NPI number
- 1679574735
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036067292 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(100/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
6801 W 34th St
Berwyn, IL 60402-5591
Phone: (705) 484-0011
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 74
Hiawatha, IA 52233-0074
Additional practice locations (2)
- 2900 N Lake Shore DrChicago, IL 60657-5640Phone: (773) 665-3803
- 355 Ridge AveEvanston, IL 60202-3328Phone: (847) 316-6104
Registry dates
- Enumerated
- 2005-08-10
- Last updated
- 2021-06-14
- Certified
- 2021-06-14
Frequently asked questions
- What is Katherine Griem's NPI number?
- Katherine Griem's National Provider Identifier (NPI) is 1679574735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Griem's specialty?
- Katherine Griem is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Griem located?
- Katherine Griem's practice location on file with NPPES is 6801 W 34th St, Berwyn, IL 60402-5591.
- What is Katherine Griem's phone number?
- The practice phone number listed in the NPPES registry for Katherine Griem is (705) 484-0011.
- Is Katherine Griem's NPI active?
- Yes — Katherine Griem's NPI (1679574735) is active in the NPPES registry as of the last update on 2021-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.