NPI Atlas

Ms. Lillian Kay Cowan, NP

Family Nurse Practitioner in Houston, Texas. NPI 1790862456.

NPI1790862456

Registry record

NPI
1790862456
Profession
Nurse Practitioner (NP)
Specialty
Family Nurse Practitioner (363LF0000X)
Practice address
1515 Holcombe Blvd
Houston, TX 77030
Phone
7137927305
In the registry since
November 1, 2006
Last NPPES update
July 8, 2007
Sole proprietor
No
License
249811 (TX)

At this location

1,545 other providers in our data list 1515 Holcombe Blvd, Houston as a practice address:

In context

The NPI number of Lillian Cowan is 1790862456. They are a Family Nurse Practitioner in Houston, Texas.

Lillian Cowan is one of 2,753 Family Nurse Practitioners in Houston and one of 22,499 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 19 years, since November 1, 2006.

Frequently asked questions

What is NPI 1790862456?

NPI 1790862456 is the 10-digit National Provider Identifier assigned to Lillian Cowan, a Family Nurse Practitioner practicing in Houston, Texas. The record has been in the NPPES registry since November 1, 2006.

How do I verify this provider?

Cross-check NPI 1790862456 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 249811 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 July 8, 2007. 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.