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

Dr. Osvaldo Adrian Lopez, MD

Individual provider Internal Medicine Physician · NPI 1649294505

Dr. Osvaldo Adrian Lopez, MD is an Internal Medicine in Temecula, California. Graduated from University of California, San Diego School of Medicine in 1995, 31 years ago. Practices with Grace Hospitalist Group Inc, a 9-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
31
Trained at
University of California, San Diego 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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

41593 Winchester Rd Ste 200
Temecula, CA 92590-4857
Phone: (951) 219-9543
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

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A061258 (CA)

Record details

NPI number1649294505
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESDecember 1, 2025
Certification dateDecember 1, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice Grace Hospitalist Group Inc — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Temecula