NPI Atlas

Mrs. Mercy Annamma John, MSN, APRN, AGACNP-BC

Acute Care Nurse Practitioner in Houston, Texas. NPI 1770459752.

NPI1770459752

Registry record

NPI
1770459752
Profession
Nurse Practitioner (NP)
Specialty
Acute Care Nurse Practitioner (363LA2100X)
Practice address
6720 Bertner Ave
Houston, TX 77030
Phone
8323555800
In the registry since
October 15, 2025
Last NPPES update
October 20, 2025
Sole proprietor
No
License
1215210 (TX)

At this location

89 other providers in our data list 6720 Bertner Ave, Houston as a practice address:

In context

The NPI number of Mercy John is 1770459752. They are a Acute Care Nurse Practitioner in Houston, Texas.

Mercy John is one of 814 Acute Care Nurse Practitioners in Houston and one of 3,743 across Texas in our data. Houston ranks #1 among Texas cities in our dataset, with 8,326 NP and PA providers.

Frequently asked questions

What is NPI 1770459752?

NPI 1770459752 is the 10-digit National Provider Identifier assigned to Mercy John, a Acute Care Nurse Practitioner practicing in Houston, Texas. The record has been in the NPPES registry since October 15, 2025.

How do I verify this provider?

Cross-check NPI 1770459752 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 1215210 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, 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.