John Gethin Brenner , APRN
Registered Nurse • New Haven, CT
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, John Brenner has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
John Brenner, APRN was a registered Registered Nurse practicing in New Haven, CT. Throughout an active medical career spanning 19 years, John Brenner provided care at the practice location at 428 COLUMBUS AVE until profile deactivation on 2026-04-02.
Practice Location & Contact Primary Location
428 Columbus Ave
New Haven, CT 065191233
Specialty Benchmarks & Practice Insights
Comparative analytics for Registered Nurse in New Haven, CT
Practicing in New Haven, CT (774 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 163W00000X
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Counselor
Bachelor of Arts
Internal Medicine
Nurse Practitioner - Family
Family Nurse Practitioner (Board Certified)
Dentist - General Practice
Counselor - Professional
Nurse Practitioner - Psychiatric/Mental Health
Psychiatric-Mental Health Nurse Practitioner
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on April 02, 2026
NPI status registered as active in NPPES database
Registered at 428 COLUMBUS AVE, NEW HAVEN, CT 065191233 (Tel: 2035033250)
Registered at 428 COLUMBUS AVE, NEW HAVEN, CT 065191233 (Tel: 2035033250)
Recorded as JOHN BRENNER, APRN
Registered Nurse (License #E52990 in CT)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
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NPI Administrative Meta
Mailing Address
428 Columbus Ave
New Haven, CT 065191233
Phone: 2035033250
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