Dr. Mark D O'brien , DO
Pediatrics • Fort Wayne, IN
Professional Overview & Biography Verified Profile Summary
Dr. Mark O'Brien, DO is a registered healthcare professional specializing in Pediatrics in Fort Wayne, IN. Practice services are available at 6507 E STATE BLVD under active NPI credentials.
Practice Location & Contact Primary Location
6507 E State Blvd
Fort Wayne, IN 468157026
Specialty Benchmarks & Practice Insights
Comparative analytics for Pediatrics in Fort Wayne, IN
Practicing in Fort Wayne, IN (1179 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2025-04-14NUCC Taxonomy Code: 208000000X
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Additional State Medicaid & Healthcare Payer Identifiers
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Family Medicine
Doctor of Medicine (M.D.)
Internal Medicine
Doctor of Medicine (M.D.)
Physician Assistant
Physician Assistant
Nurse Practitioner
Nurse Practitioner (Certified)
Nurse Practitioner
Nurse Practitioner
Family Medicine
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 6507 E STATE BLVD, FORT WAYNE, IN 468157026 (Tel: 2604863300)
Registered at 11109 PARKVIEW PLAZA DR # 117, FORT WAYNE, IN 468451701
Pediatrics (License #02001451A in IN)
NPI status registered as active in NPPES database
Registered at 6108 MAPLECREST RD, FORT WAYNE, IN 468352524 (Tel: 2604863300)
Registered at 1234 E DUPONT RD, SUITE 1, FORT WAYNE, IN 468251545 (Tel: 2603739965)
Recorded as MARK O'BRIEN, D.O.
Pediatrics (License #02001451A in IN)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
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NPI Administrative Meta
Mailing Address
11109 Parkview Plaza Dr # 117
Fort Wayne, IN 468451701
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.