Tenacity Psychological Services, LLC
NPI 1619530185 · Clinical Psychologist · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tenacity Psychological Services, LLC is a Clinical Psychologist organization in Chicago, IL (NPI 1619530185).
Provider details
- NPI number
- 1619530185
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Josiah Miller, Owner(872) 808-0285
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counseling Psychologist103TC1900X
Behavioral Health & Social Service Providers
- Family Psychologist103TF0000X
Behavioral Health & Social Service Providers
- Health Psychologist103TH0004X
Behavioral Health & Social Service Providers
- Group Psychotherapy Psychologist103TP2701X
Behavioral Health & Social Service Providers
- Psychologist103T00000X
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
7 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
- 2019-04-19
- Last updated
- 2026-02-06
- Certified
- 2026-02-06
Frequently asked questions
- What is Tenacity Psychological Services, LLC's NPI number?
- Tenacity Psychological Services, LLC's National Provider Identifier (NPI) is 1619530185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tenacity Psychological Services, LLC?
- Tenacity Psychological Services, LLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Tenacity Psychological Services, LLC located?
- Tenacity Psychological Services, LLC's practice location on file with NPPES is 8 S Michigan Ave Ste 1500, Chicago, IL 60603-3362.
- What is Tenacity Psychological Services, LLC's phone number?
- The practice phone number listed in the NPPES registry for Tenacity Psychological Services, LLC is (872) 808-0285.
- Does Tenacity Psychological Services, LLC accept Medicare?
- Tenacity Psychological Services, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Tenacity Psychological Services, LLC?
- The authorized official listed on Tenacity Psychological Services, LLC's NPPES record is Josiah Miller, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tenacity Psychological Services, LLC's NPI active?
- Yes — Tenacity Psychological Services, LLC's NPI (1619530185) is active in the NPPES registry as of the last update on 2026-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.