Jillian Nickelson
NPI 1700599958 · Mental Health Counselor · Saint Louis, MO
Jillian Nickelson is a Mental Health Counselor provider in Saint Louis, MO (NPI 1700599958).
Provider details
- NPI number
- 1700599958
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- 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
3 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
- 2023-01-03
- Last updated
- 2026-01-15
- Certified
- 2026-01-15
Frequently asked questions
- What is Jillian Nickelson's NPI number?
- Jillian Nickelson's National Provider Identifier (NPI) is 1700599958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jillian Nickelson's specialty?
- Jillian Nickelson is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Jillian Nickelson located?
- Jillian Nickelson's practice location on file with NPPES is 5000 Cedar Plaza Pkwy Ste 180, Saint Louis, MO 63128-3854.
- What is Jillian Nickelson's phone number?
- The practice phone number listed in the NPPES registry for Jillian Nickelson is (314) 548-9105.
- Is Jillian Nickelson's NPI active?
- Yes — Jillian Nickelson's NPI (1700599958) is active in the NPPES registry as of the last update on 2026-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.