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

Dr. Leo Roy Leer, MD

Individual provider Specialist · NPI 1316984842

Dr. Leo Roy Leer, MD is a Family Practice in Eureka, California. Graduated from University of Southern California Keck School of Medicine in 1984, 42 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
42
Trained at
University of Southern California Keck School of Medicine
Licensed in
CA
In the registry since
2006
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

2675 Harris St
Eureka, CA 95503-4806
Phone: (707) 443-8335
Fax: (707) 443-7327
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence G55144 (CA)

Record details

NPI number1316984842
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2006
Last updated in NPPESNovember 5, 2021
Certification dateNovember 5, 2021

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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