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

Individual provider Family Nurse Practitioner · NPI 1013761030

Janessa Lin Dannenfelser, RN is a Nurse Practitioner in Columbus, Ohio. Qualified in 2024, 2 years ago. Practices with Osu Internal Medicine LLC, a 1,145-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
2
Licensed in
OH
In the registry since
2024
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

2121 Kenny Rd
Columbus, OH 43210-3100
Phone: (614) 293-3196
Fax: (614) 366-0073
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence APRN.CNP.0037305 (OH)

Record details

NPI number1013761030
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedApril 16, 2024
Last updated in NPPESMay 1, 2025
Certification dateMay 1, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Osu Internal Medicine Llc — 1145 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician. Those with a page here are linked.

Also affiliated with 1 hospital, which CMS identifies by certification number only.

Colleagues at Osu Internal Medicine LLC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 1145 clinicians in the practice; 12 are shown here.

Other providers in Columbus