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

Gretchen Mary Keeslar, NP

Individual provider Nurse Practitioner · NPI 1821956855

Gretchen Mary Keeslar, NP is a Nurse Practitioner in Indianapolis, Indiana. Qualified in 2019, 7 years ago. Practices with Indiana Blood and Marrow Transplantation LLC, a 10-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
7
Licensed in
IN
In the registry since
2026
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

8111 S Emerson Ave Ste 105
Indianapolis, IN 46237-8601
Phone: (317) 528-5500
Fax: (317) 528-6316
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 71017720A (IN)
Nurse Practitioner Taxonomy 363L00000X · Licence 28182978A (IN)

Record details

NPI number1821956855
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedJanuary 9, 2026
Last updated in NPPESMarch 10, 2026
Certification dateMarch 10, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Indiana Blood And Marrow Transplantation Llc — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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