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

MS. Melissa A Welter, NP-C

Individual provider Family Nurse Practitioner · NPI 1790299980

MS. Melissa A Welter, NP-C is a Nurse Practitioner in Lewiston, Idaho. Qualified in 2017, 9 years ago. Practices with Catalyst Medical Group PLLC, a 31-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Idaho and Washington.

Years since qualifying
9
Licensed in
ID, WA
In the registry since
2017
Specialties on file
2
What do these letters mean?
NP-C — Nurse Practitioner, Certified
A nurse practitioner certified by the AANP.

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Practice location Address checks out

2315 8th St
Lewiston, ID 83501-7301
Phone: (208) 298-3094
Show map & directions

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

Additional practice locations (1)

  • 673mdg, Anchorage, AK 99506 — (907) 580-3205

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 57028 (ID)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence AP60819908 (WA)

Record details

NPI number1790299980
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP-C
Sole proprietorNo
NPI enumeratedNovember 27, 2017
Last updated in NPPESMay 21, 2025
Certification dateMay 21, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Catalyst Medical Group Pllc — 31 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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