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

Mariza Diane Oliver, NP

Individual provider Family Nurse Practitioner · NPI 1477969848

Mariza Diane Oliver, NP is a Nurse Practitioner in Brownsville, Texas. Qualified in 2012, 14 years ago. Practices with Texas Oncology PA, a 1,005-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
14
Licensed in
TX
In the registry since
2014
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

2150 N Expy # 83
Brownsville, TX 78521-1561
Phone: (956) 548-0810
Fax: (956) 544-7170
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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 648970 (TX)

Record details

NPI number1477969848
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedJuly 7, 2014
Last updated in NPPESJanuary 28, 2015

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Texas Oncology Pa — 1005 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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