Registry record
- NPI
- 1306860945
- Profession
- Nurse Practitioner (NP)
- Specialty
- Nurse Practitioner (363L00000X)
- Practice address
- 4927 Kale Garden Ct
Katy, TX 77449 - Phone
- 5059476651
- In the registry since
- July 27, 2006
- Last NPPES update
- March 16, 2016
- Sole proprietor
- No
- License
- 635189 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Melissa Maag is 1306860945. They are a Nurse Practitioner in Katy, Texas.
Melissa Maag is one of 57 Nurse Practitioners in Katy and one of 6,739 across Texas in our data. Katy ranks #14 among Texas cities in our dataset, with 538 NP and PA providers.
The NPI has been in the federal registry for 19 years, since July 27, 2006.
Frequently asked questions
What is NPI 1306860945?
NPI 1306860945 is the 10-digit National Provider Identifier assigned to Melissa Maag, a Nurse Practitioner practicing in Katy, Texas. The record has been in the NPPES registry since July 27, 2006.
How do I verify this provider?
Cross-check NPI 1306860945 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 635189 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 March 16, 2016. 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.