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

Dr. John Karl Blum, DO

Individual provider Family Medicine Physician · NPI 1437220886

Dr. John Karl Blum, DO is a Family Medicine Physician in Houston, Texas. Practices as a sole proprietor. Licensed in Texas.

Licensed in
TX
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1618 W 18th St
Houston, TX 77008-1525
Phone: (713) 802-4357
Fax: (713) 802-2659
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence E4213 (TX)

Record details

NPI number1437220886
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedNovember 9, 2006
Last updated in NPPESOctober 13, 2008
Mailing address1618 West 18th St, Houston, TX 77008-1525

Other providers in Houston