Christopher Brennan, PMHNP
NPI 1639852163 · Psychiatric/Mental Health Nurse Practitioner · Cranford, NJ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Brennan, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Cranford, NJ (NPI 1639852163).
Provider details
- NPI number
- 1639852163
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- F405183-01 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2023-08-10
- Last updated
- 2023-08-10
- Certified
- 2023-08-10
Frequently asked questions
- What is Christopher Brennan's NPI number?
- Christopher Brennan's National Provider Identifier (NPI) is 1639852163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Brennan's specialty?
- Christopher Brennan is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christopher Brennan located?
- Christopher Brennan's practice location on file with NPPES is 100 Hillcrest Ave, Cranford, NJ 07016-2608.
- What is Christopher Brennan's phone number?
- The practice phone number listed in the NPPES registry for Christopher Brennan is (917) 757-5880.
- Does Christopher Brennan accept Medicare?
- Christopher Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Brennan's NPI active?
- Yes — Christopher Brennan's NPI (1639852163) is active in the NPPES registry as of the last update on 2023-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.