Corey Nielsen
NPI 1013445717 · Mental Health Counselor · Greeley, CO
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Corey Nielsen is a Mental Health Counselor provider in Greeley, CO (NPI 1013445717).
Provider details
- NPI number
- 1013445717
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
9 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 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 (1)
- 928 12th StGreeley, CO 80631-4024Phone: (970) 347-2120
Registry dates
- Enumerated
- 2017-05-25
- Last updated
- 2018-03-17
Frequently asked questions
- What is Corey Nielsen's NPI number?
- Corey Nielsen's National Provider Identifier (NPI) is 1013445717, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Corey Nielsen's specialty?
- Corey Nielsen is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Corey Nielsen located?
- Corey Nielsen's practice location on file with NPPES is 1300 N 17th Ave, Greeley, CO 80631-9584.
- What is Corey Nielsen's phone number?
- The practice phone number listed in the NPPES registry for Corey Nielsen is (970) 347-2120.
- Does Corey Nielsen accept Medicare?
- Corey Nielsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Corey Nielsen's NPI active?
- Yes — Corey Nielsen's NPI (1013445717) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.