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

Mrs. Allison Mahlstedt Callender, PA-C

Individual provider Physician Assistant · NPI 1063640845

Mrs. Allison Mahlstedt Callender, PA-C is a Physician Assistant in Houston, Texas. Licensed in Texas. Registered with an NPI since 2009.

Licensed in
TX
In the registry since
2009
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

6621 Fannin St 19345-C
Houston, TX 77030-2358
Phone: (832) 826-5600
Fax: (832) 825-0166
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA07495 (TX)

Record details

NPI number1063640845
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedJune 30, 2009
Last updated in NPPESOctober 28, 2015

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