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

Melissa L Grissinger, FNP

Individual provider Obstetrics & Gynecology Nurse Practitioner · NPI 1821099151

Melissa L Grissinger, FNP is a Nurse Practitioner in Johnson City, Tennessee. Graduated from East Tennessee State University Quillen College of Medicine in 2003, 23 years ago. Practices with State of Franklin Healthcare Associates, PLLC, a 265-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
23
Trained at
East Tennessee State University Quillen College of Medicine
Licensed in
TN
In the registry since
2005
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.

See every abbreviation used in this directory →

Practice location Address checks out

301 Med Tech Pkwy Ste 200
Johnson City, TN 37604
Phone: (423) 794-1300
Fax: (423) 794-1820
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 6189 (TN)
Obstetrics & Gynecology Nurse Practitioner Taxonomy 363LX0001X · Licence 74683 (TN)

Record details

NPI number1821099151
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedAugust 9, 2005
Last updated in NPPESApril 23, 2024
Certification dateApril 23, 2024

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolEAST TENNESSEE STATE UNIVERSITY QUILLEN COLLEGE OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice State Of Franklin Healthcare Associates, Pllc — 265 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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