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

Mr. Karl Gaal, MD

Individual provider Hematology (Pathology) Physician · NPI 1710943543

Mr. Karl Gaal, MD is a Pathology in Duarte, California. Graduated from University of California, Davis School of Medicine in 1994, 32 years ago. Practices with City of Hope Medical Foundation, a 959-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
32
Trained at
University of California, Davis School of Medicine
Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1500 E Duarte Rd
Duarte, CA 91010
Phone: (626) 359-8111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology (Pathology) Physician (primary) Taxonomy 207ZH0000X · Licence A60183 (CA)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence A60183 (CA)

Record details

NPI number1710943543
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 21, 2006
Last updated in NPPESDecember 14, 2020
Certification dateDecember 14, 2020

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, DAVIS SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice City Of Hope Medical Foundation — 959 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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