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

Holly Marie O'Brien, MD

Individual provider Internal Medicine Physician · NPI 1023540184

Holly Marie O'Brien, MD is an Internal Medicine in Tampa, Florida. Graduated from University of South Florida College of Medicine in 2017, 9 years ago. Practices with H Lee Moffitt Cancer Ctr and Res Inst Life Time Cancer Scrn Ctr Inc, a 1,135-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
9
Trained at
University of South Florida College of Medicine
Licensed in
FL
In the registry since
2017
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

12902 Usf Magnolia Dr
Tampa, FL 33612-9416
Phone: (813) 745-4673
Fax: (813) 449-8618
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Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence ME149682 (FL)

Record details

NPI number1023540184
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 29, 2017
Last updated in NPPESAugust 28, 2025
Certification dateAugust 28, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF SOUTH FLORIDA COLLEGE OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice H Lee Moffitt Cancer Ctr And Res Inst Life Time Cancer Scrn Ctr Inc — 1135 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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