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

John M O'Brien, MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1528078748

John M O'Brien, MD is an Obstetrics/Gynecology in Lexington, Kentucky. Graduated from Wayne State University School of Medicine in 1988, 38 years ago. Practices with Kentucky Medical Services Foundation, Inc, a 952-clinician group and accepts Medicare assignment. Licensed in Kentucky.

Years since qualifying
38
Trained at
Wayne State University School of Medicine
Licensed in
KY
In the registry since
2006
Specialties on file
2
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

800 Rose St Rm C-368
Lexington, KY 40536-0293
Phone: (859) 257-9000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence 30453 (KY)
Specialist Taxonomy 174400000X · Licence 30453 (KY)

Record details

NPI number1528078748
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 9, 2006
Last updated in NPPESMay 11, 2022
Certification dateMay 11, 2022
Mailing address800 Rose Street, Room C-368, Lexington, KY 40536-0293

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Kentucky Medical Services Foundation, Inc — 952 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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