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

Dr. Clifford David Friesen, MD

Individual provider Allergy & Immunology Physician · NPI 1538119896

Dr. Clifford David Friesen, MD is an Allergy & Immunology Physician in Fort Hood, Texas. Licensed in Texas. Registered with an NPI since 2006.

Licensed in
TX
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

36000 Darnall Loop Allergy Clinic Carl R Darnall Army Medical Ctr
Fort Hood, TX 76544-5095
Phone: (254) 285-6335
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence K6585 (TX)

Record details

NPI number1538119896
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 10, 2006
Last updated in NPPESJuly 13, 2026