Mercy Annamma John, MSN, APRN, AGACNP-BC

Nurse practitioner in Houston, Texas · NPI 1770459752

Mercy John is one of 3,082 nurse practitioners practicing in Houston, Texas. Mercy John practices with Baylor College Of Medicine.

Registry record (NPPES)

NPI
1770459752
Type
Type 1 · Individual
Primary taxonomy
Nurse Practitioner, Acute Care · 363LA2100X
Address on file
6720 Bertner Ave
Houston, TX 77030-2604
(832) 355-5800
Enumerated
Oct 15, 2025
Record last updated
Oct 20, 2025
License states listed
TX

Medicare (CMS)

Enrollment
Medicare-enrolled in TX
Nurse Practitioner
Revalidation due
No date set by CMS

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Practice locations

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Updated August 2026. Practice locations and specialty come from the CMS Doctors and Clinicians file, the registry record from NPPES, and enrollment from CMS Medicare enrollment files. NPI records are corrected at the source, through NPPES.