William Obrien, MD
Internal Medicine
20+ years in practiceNPI: 1578524963Licensed in OK
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Credentials & Recognition
Specialties
Internal Medicine
NPI sub-specialties
Internal Medicine207R00000X
Practice Signals
Editorial signals beyond credentials. Patient transparency over opacity. See methodology.
Mid-Level (PA/NP) Use
Doctor-led visits
Years in Practice
20+ years
Estimated from NPI enumeration date
Frequently Asked Questions about Dr. William Obrien, MD
Where does Dr. William Obrien, MD practice?+
Dr. William Obrien, MD practices in Oklahoma, OK.
What is Dr. William Obrien, MD's phone number?+
Dr. William Obrien, MD's practice phone is 918-251-8900. Office contact information is verified on the PBCMMG profile.
What does Dr. William Obrien, MD specialize in?+
Dr. William Obrien, MD's primary specialty is Internal Medicine.
Is Dr. William Obrien, MD board certified?+
Board certification status for Dr. William Obrien, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. William Obrien, MD been practicing?+
Dr. William Obrien, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. William Obrien, MD's NPI number?+
Dr. William Obrien, MD's National Provider Identifier (NPI) is 1578524963, registered in the federal NPPES registry.
Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards
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