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

Lisa M Litwiller, ACNP-BC

Individual provider Nurse Practitioner · NPI 1790910958

Lisa M Litwiller, ACNP-BC is a Nurse Practitioner in Carmel, Indiana. Qualified in 1996, 30 years ago. Practices with Indiana Spine Group, PC, a 50-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
30
Licensed in
IN
In the registry since
2009
Specialties on file
2
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Practice location Address checks out

13225 N Meridian St
Carmel, IN 46032-5480
Phone: (317) 228-7000
Fax: (317) 228-2321
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 71000223A (IN)
Nurse Practitioner Taxonomy 363L00000X · Licence 71000223A (IN)

Record details

NPI number1790910958
Entity typeIndividual (Type 1)
GenderFemale
Credentials ACNP-BC
Sole proprietorNo
NPI enumeratedMay 18, 2009
Last updated in NPPESMay 8, 2025
Certification dateMay 8, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Indiana Spine Group, Pc — 50 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Carmel