Tanja Grubjesic
NPI 1568964666 · Professional Counselor · Littleton, CO
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanja Grubjesic is a Professional Counselor provider in Littleton, CO (NPI 1568964666).
Provider details
- NPI number
- 1568964666
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
8 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2018-03-05
- Last updated
- 2018-10-10
Frequently asked questions
- What is Tanja Grubjesic's NPI number?
- Tanja Grubjesic's National Provider Identifier (NPI) is 1568964666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanja Grubjesic's specialty?
- Tanja Grubjesic is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Tanja Grubjesic located?
- Tanja Grubjesic's practice location on file with NPPES is 5500 S Sycamore St, Littleton, CO 80120-8201.
- What is Tanja Grubjesic's phone number?
- The practice phone number listed in the NPPES registry for Tanja Grubjesic is (303) 730-8858.
- Does Tanja Grubjesic accept Medicare?
- Tanja Grubjesic is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanja Grubjesic's NPI active?
- Yes — Tanja Grubjesic's NPI (1568964666) is active in the NPPES registry as of the last update on 2018-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.