NPI Atlas

Mrs. Marni G Underwood, APRN

Nurse Practitioner in Beaumont, Texas. NPI 1891797304.

NPI1891797304

Registry record

NPI
1891797304
Profession
Nurse Practitioner (NP)
Specialty
Nurse Practitioner (363L00000X)
Practice address
6342 Phelan Blvd
Beaumont, TX 77706
In the registry since
August 15, 2005
Last NPPES update
October 20, 2022
Sole proprietor
No
License
AP134988 (TX)

At this location

2 other providers in our data list 6342 Phelan Blvd, Beaumont as a practice address:

In context

The NPI number of Marni Underwood is 1891797304. They are a Nurse Practitioner in Beaumont, Texas.

Marni Underwood is one of 61 Nurse Practitioners in Beaumont and one of 6,739 across Texas in our data.

The NPI has been in the federal registry for 20 years, since August 15, 2005.

Frequently asked questions

What is NPI 1891797304?

NPI 1891797304 is the 10-digit National Provider Identifier assigned to Marni Underwood, a Nurse Practitioner practicing in Beaumont, Texas. The record has been in the NPPES registry since August 15, 2005.

How do I verify this provider?

Cross-check NPI 1891797304 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP134988 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 October 20, 2022. 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.