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

Marcia L Diaz, ARNP

Individual provider Family Nurse Practitioner · NPI 1558347328

Marcia L Diaz, ARNP is a Nurse Practitioner in Vinita, Oklahoma. Qualified in 2000, 26 years ago. Practices with Warren Clinic Inc, a 772-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oklahoma.

Years since qualifying
26
Licensed in
OK
In the registry since
2005
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

See every abbreviation used in this directory →

Practice location Address checks out

715 N Foreman St
Vinita, OK 74301-1422
Phone: (918) 256-8731
Fax: (918) 256-5123
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 R0074291 (OK)

Record details

NPI number1558347328
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedDecember 22, 2005
Last updated in NPPESJuly 24, 2008

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Warren Clinic Inc — 772 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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