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

Gretchen Ann Machesney, NP

Individual provider Acute Care Nurse Practitioner · NPI 1134658867

Gretchen Ann Machesney, NP is a Nurse Practitioner in LA Plata, Maryland. Qualified in 2017, 9 years ago. Practices with Adfinitas Health Palliative Services, LLC, a 4-clinician group and accepts Medicare assignment. Licensed in Maryland and Nevada.

Years since qualifying
9
Licensed in
MD, NV
In the registry since
2017
Specialties on file
3
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

5 Garrett Ave
LA Plata, MD 20646-5960
Phone: (301) 609-5439
Fax: (301) 609-5344
Show map & directions

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

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence R247850 (MD)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence APRN002639 (NV)
Hospitalist Physician Taxonomy 208M00000X · Licence R247850 (MD)

Record details

NPI number1134658867
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedJune 6, 2017
Last updated in NPPESJuly 9, 2025
Certification dateJuly 9, 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 Adfinitas Health Palliative Services, Llc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in LA Plata