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

Dr. Josh O Wallsh, MD

Individual provider Ophthalmology Physician · NPI 1740634567

Dr. Josh O Wallsh, MD is an Ophthalmology in Torrance, California. Qualified in 2016, 10 years ago. Practices with Marshall B Ketchum University, a 55-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
10
Licensed in
CA
In the registry since
2016
Specialties on file
2
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

4201 Torrance Blvd Ste 220
Torrance, CA 90503-4537
Phone: (310) 944-9393
Fax: (310) 944-3393
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 1414 S Grand Ave Ste 105, Los Angeles, CA 90015-3078 — (310) 944-9393

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence A184249 (CA)
Retina Specialist (Ophthalmology) Physician Taxonomy 207WX0107X · Licence A184249 (CA)

Record details

NPI number1740634567
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 18, 2016
Last updated in NPPESApril 13, 2026
Certification dateApril 13, 2026
Mailing address4201 Torrance Blvd Ste 220, Torrance, CA 90503-4537

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Marshall B Ketchum University — 55 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Torrance