Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Christina S John, NP-C

Individual provider Family Nurse Practitioner · NPI 1437789906

Christina S John, NP-C is a Nurse Practitioner in Houston, Texas. Qualified in 2019, 7 years ago. Practices with Sinus and Allergy Specialists of Texas, a 42-clinician group. Licensed in Texas.

Years since qualifying
7
Licensed in
TX
In the registry since
2020
What do these letters mean?
NP-C — Nurse Practitioner, Certified
A nurse practitioner certified by the AANP.

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Practice location Address checks out

3914 Gramercy St Ste A
Houston, TX 77025-1107
Phone: (713) 888-0881
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence AP144213 (TX)

Record details

NPI number1437789906
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP-C
Sole proprietorNo
NPI enumeratedJanuary 23, 2020
Last updated in NPPESJanuary 23, 2020
Certification dateJanuary 23, 2020

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Sinus And Allergy Specialists Of Texas — 42 clinicians
Accepts Medicare assignment Not indicated

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