John Zivojinovic, PH.D.
NPI 1679017636 · Professional Counselor · Castle Rock, CO
John Zivojinovic, PH.D. is a Professional Counselor provider in Castle Rock, CO (NPI 1679017636).
Provider details
- NPI number
- 1679017636
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- NLC.0107104 (CO)
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
100% 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
- 2016-12-10
- Last updated
- 2016-12-10
Frequently asked questions
- What is John Zivojinovic's NPI number?
- John Zivojinovic's National Provider Identifier (NPI) is 1679017636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Zivojinovic's specialty?
- John Zivojinovic is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is John Zivojinovic located?
- John Zivojinovic's practice location on file with NPPES is 734 Wilcox St Ste 202, Castle Rock, CO 80104-1709.
- What is John Zivojinovic's phone number?
- The practice phone number listed in the NPPES registry for John Zivojinovic is (720) 935-2663.
- Is John Zivojinovic's NPI active?
- Yes — John Zivojinovic's NPI (1679017636) is active in the NPPES registry as of the last update on 2016-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.