Catherine Greving, M.A.
NPI 1396918892 · Mental Health Counselor · Decorah, IA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Greving, M.A. is a Mental Health Counselor provider in Decorah, IA (NPI 1396918892).
Provider details
- NPI number
- 1396918892
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.A.
- Sex
- Female
- Sole proprietor
- No
- License
- 00794 (IA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Mailing address
Additional practice locations (2)
- 104 15th Ave SwClarion, IA 50525-2011Phone: (515) 344-4395
- 901 Montgomery StDecorah, IA 52101-2325Phone: (563) 382-2911
Registry dates
- Enumerated
- 2008-04-07
- Last updated
- 2025-10-07
- Certified
- 2025-10-07
Frequently asked questions
- What is Catherine Greving's NPI number?
- Catherine Greving's National Provider Identifier (NPI) is 1396918892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Greving's specialty?
- Catherine Greving is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Catherine Greving located?
- Catherine Greving's practice location on file with NPPES is 700 College Dr, Decorah, IA 52101-1041.
- What is Catherine Greving's phone number?
- The practice phone number listed in the NPPES registry for Catherine Greving is (563) 387-5400.
- Does Catherine Greving accept Medicare?
- Catherine Greving is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Greving's NPI active?
- Yes — Catherine Greving's NPI (1396918892) is active in the NPPES registry as of the last update on 2025-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.