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Active NPI 1588501654 Individual Practitioner Female Practitioner

Abigail Mackenzie O'neill

Dentist - General Practice • Exton, PA

Professional Overview & Biography Verified Profile Summary

Abigail O'Neill is a registered healthcare professional specializing in Dentist - General Practice in Exton, PA. Practice services are available at 67 DOWLIN FORGE RD under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

67 Dowlin Forge Rd

Exton, PA 193411548

Telephone 6105942001
Fax 4848728046
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Dentist - General Practice in Exton, PA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 19.0 Yrs
Regional Practice Density
25 Specialists

Practicing in Exton, PA (4936 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-05-11
Dentist - General Practice Primary Specialty

NUCC Taxonomy Code: 1223G0001X

State License PA DS045639

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Secondary Practice Locations

4749 W Lincoln Hwy

Parkesburg, PA 193651782

Phone: 7174420739

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners
NPI 1023951076
Dr. Thomas Zaccaria , DDS

Dentist - General Practice

NPI 1679644009

Doctor of Dental Surgery

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 11, 2026

Dentist (License #DS045639 in PA)

NPI Profile Active April 29, 2026

NPI status registered as active in NPPES database

📍
Updated Practice Location April 29, 2026

Registered at 67 DOWLIN FORGE RD, EXTON, PA 193411548 (Tel: 6105942001)

📍
Updated Business Mailing Address April 29, 2026

Registered at 67 DOWLIN FORGE RD, EXTON, PA 193411548 (Tel: 6105942001)

👤
Provider Name / Credentials Updated April 29, 2026

Recorded as ABIGAIL O'NEILL

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 29, 2026

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 29, 2026

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1588501654
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 29, 2026
Last Update: May 11, 2026
Sole Proprietor: Yes

Mailing Address

67 Dowlin Forge Rd

Exton, PA 193411548

Phone: 6105942001

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

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.