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

Gretchen Mattner, FNP

Individual provider Family Nurse Practitioner · NPI 1467025858

Gretchen Mattner, FNP is a Nurse Practitioner in Fort Worth, Texas. Qualified in 2020, 6 years ago. Practices with Acclaim Physician Group Inc, a 523-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
6
Licensed in
TX
In the registry since
2021
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

1650 S Beach St
Fort Worth, TX 76105-2209
Phone: (817) 702-1100
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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 1036012 (TX)

Record details

NPI number1467025858
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorYes
NPI enumeratedJuly 22, 2021
Last updated in NPPESAugust 18, 2021
Certification dateAugust 18, 2021

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Acclaim Physician Group Inc — 523 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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