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

Gretchen Elizabeth Castleman, FNP, ENP

Individual provider Emergency Medicine Physician · NPI 1154055036

Gretchen Elizabeth Castleman, FNP, ENP is a Nurse Practitioner in Nashville, Tennessee. Qualified in 2021, 5 years ago. Practices with Southeastern Emergency Physicians LLC, a 786-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
5
Licensed in
TN
In the registry since
2022
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

1818 Albion St
Nashville, TN 37208-2918
Phone: (615) 341-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 31263 (TN)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 31263 (TN)

Record details

NPI number1154055036
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP , ENP
Sole proprietorNo
NPI enumeratedJuly 15, 2022
Last updated in NPPESApril 21, 2023
Certification dateApril 21, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Southeastern Emergency Physicians Llc — 786 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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