Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Katherine Iris Obrien, APRN, CNM, FNP

Individual provider Advanced Practice Midwife · NPI 1578297180

Katherine Iris Obrien, APRN, CNM, FNP is registered under Certified Nurse Midwife (CNM) in Nashville, Tennessee. Qualified in 2022, 4 years ago. Practices with Vanderbilt University Medical Center, a 3,466-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
4
Licensed in
TN
In the registry since
2022
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

3601 The Vanderbilt Clinic
Nashville, TN 37232-4802
Phone: (615) 936-2000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 1224 Trotwood Ave, Columbia, TN 38401-4802 — (931) 381-1111
  • 808 Jenland Dr, Columbia, TN 38401-1801 — (931) 381-3030
  • 719 Thompson Ln Ste 27100, Nashville, TN 37204-4684 — (615) 343-5700
  • 1161 21st Ave S Ste D3300, Nashville, TN 37232-0011 — (615) 343-3509

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence 31975 (TN)

Record details

NPI number1578297180
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN , CNM , FNP
Sole proprietorNo
NPI enumeratedJuly 11, 2022
Last updated in NPPESSeptember 10, 2026
Certification dateSeptember 10, 2026

Medicare enrollment

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

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Vanderbilt University Medical Center — 3466 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Vanderbilt University Medical Center

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 3466 clinicians in the practice; 12 are shown here.

Other providers in Nashville