Dr. John C Brennan Psyd, Lp, PLC
NPI 1245738418 · Clinical Psychologist · Wyandotte, MI
Dr. John C Brennan Psyd, Lp, PLC is a Clinical Psychologist organization in Wyandotte, MI (NPI 1245738418).
Provider details
- NPI number
- 1245738418
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Parent organization
- Dr. John C Brennan Psyd, Lp, PLC
- Organization subpart
- Yes
- Authorized official
- John Brennan, Sole Propietor(248) 470-6225
- License
- 6301014907 (MI)
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
8 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Other names (DBA / former)
- Other name
- Downriver Horizon Counseling
- Other name
- Horizon Counseling Services
Additional practice locations (1)
- 2011 Crooks RdRoyal Oak, MI 48073-4049Phone: (248) 698-8993
Registry dates
- Enumerated
- 2018-01-23
- Last updated
- 2022-07-21
Frequently asked questions
- What is Dr. John C Brennan Psyd, Lp, PLC's NPI number?
- Dr. John C Brennan Psyd, Lp, PLC's National Provider Identifier (NPI) is 1245738418, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr. John C Brennan Psyd, Lp, PLC?
- Dr. John C Brennan Psyd, Lp, PLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Dr. John C Brennan Psyd, Lp, PLC located?
- Dr. John C Brennan Psyd, Lp, PLC's practice location on file with NPPES is 2955 Biddle Ave Ste 200, Wyandotte, MI 48192-5231.
- What is Dr. John C Brennan Psyd, Lp, PLC's phone number?
- The practice phone number listed in the NPPES registry for Dr. John C Brennan Psyd, Lp, PLC is (249) 698-8993.
- Who is the authorized official for Dr. John C Brennan Psyd, Lp, PLC?
- The authorized official listed on Dr. John C Brennan Psyd, Lp, PLC's NPPES record is John Brennan, Sole Propietor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr. John C Brennan Psyd, Lp, PLC's NPI active?
- Yes — Dr. John C Brennan Psyd, Lp, PLC's NPI (1245738418) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.