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

Dr. Joel Hartl, MD

Individual provider Pediatrics Physician · NPI 1518256742

Dr. Joel Hartl, MD is a Pediatrics Physician in Milwaukee, Wisconsin. Licensed in Colorado. Registered with an NPI since 2011.

Licensed in
CO
In the registry since
2011
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

8701 W Watertown Plank Rd
Milwaukee, WI 53226-3548
Phone: (414) 266-2000
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

Pediatrics Physician (primary) Taxonomy 208000000X · Licence DR.0053575 (CO)

Record details

NPI number1518256742
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2011
Last updated in NPPESMarch 17, 2016

Other providers in Milwaukee