Registry record
- NPI
- 1639929243
- Profession
- Nurse Practitioner (NP)
- Specialty
- Family Nurse Practitioner (363LF0000X)
- Practice address
- 5501 Us - 77
Harlingen, TX 78550 - Phone
- 9563651000
- In the registry since
- March 26, 2024
- Last NPPES update
- December 2, 2025
- Sole proprietor
- No
- License
- 1139911 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Marlen Munoz is 1639929243. They are a Family Nurse Practitioner in Harlingen, Texas.
Marlen Munoz is one of 108 Family Nurse Practitioners in Harlingen and one of 22,499 across Texas in our data.
The NPI has been in the federal registry for 2 years, since March 26, 2024.
Frequently asked questions
What is NPI 1639929243?
NPI 1639929243 is the 10-digit National Provider Identifier assigned to Marlen Munoz, a Family Nurse Practitioner practicing in Harlingen, Texas. The record has been in the NPPES registry since March 26, 2024.
How do I verify this provider?
Cross-check NPI 1639929243 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 1139911 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 December 2, 2025. 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.