Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Theron O'Halloran, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1093344145

Theron O'Halloran, MD is an Obstetrics/Gynecology in Glen Burnie, Maryland. Graduated from Western Michigan Un Homer Stryker School of Med in 2020, 6 years ago. Practices with University of Maryland Community Medical Group Inc, a 450-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
6
Trained at
Western Michigan Un Homer Stryker School of Med
Licensed in
MD
In the registry since
2020
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

301 Hospital Dr
Glen Burnie, MD 21061-5803
Phone: (410) 787-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence D0100658 (MD)

Record details

NPI number1093344145
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 1, 2020
Last updated in NPPESSeptember 23, 2025
Certification dateSeptember 23, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolWESTERN MICHIGAN UN HOMER STRYKER SCHOOL OF MED
Graduated 2020 (6 years in practice)
Group practice University Of Maryland Community Medical Group Inc — 450 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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