NPI Atlas

Maryann Onwenu, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner in Houston, Texas. NPI 1235896846.

NPI1235896846

Registry record

NPI
1235896846
Profession
Nurse Practitioner (NP)
Practice address
11455 Fallbrook Dr
Houston, TX 77065
In the registry since
November 18, 2021
Last NPPES update
November 18, 2021
Sole proprietor
No
License
1035147 (TX)

At this location

One other provider in our data lists 11455 Fallbrook Dr, Houston as a practice address:

In context

The NPI number of Maryann Onwenu is 1235896846. They are a Psychiatric/Mental Health Nurse Practitioner in Houston, Texas.

Maryann Onwenu is one of 558 Psychiatric/Mental Health Nurse Practitioners in Houston and one of 4,351 across Texas in our data. Houston ranks #1 among Texas cities in our dataset, with 8,326 NP and PA providers.

The NPI has been in the federal registry for 4 years, since November 18, 2021.

Frequently asked questions

What is NPI 1235896846?

NPI 1235896846 is the 10-digit National Provider Identifier assigned to Maryann Onwenu, a Psychiatric/Mental Health Nurse Practitioner practicing in Houston, Texas. The record has been in the NPPES registry since November 18, 2021.

How do I verify this provider?

Cross-check NPI 1235896846 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 1035147 with the TX licensing board. You can also run the number through our free NPI validator to confirm its checksum.

Is this information current?

This profile reflects the June 2026 NPPES data file. NPPES lists the record's last update as November 18, 2021. We refresh our data each month when CMS publishes a new file.

Data: NPPES public registry, June 2026 file. Not medical advice. Verify independently before care or credentialing decisions. Errors in the source record can be corrected at nppes.cms.hhs.gov; see our corrections page.