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

A. Lyle Rosenfield, MD

Individual provider Orthopaedic Surgery Physician · NPI 1588648968

A. Lyle Rosenfield, MD is an Orthopedic Surgery in LA Jolla, California. Graduated from University of Arizona College of Medicine in 1988, 38 years ago. Practices with On Call Specialists Medical Group of San Diego Inc, a 144-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
38
Trained at
University of Arizona College of Medicine
Licensed in
CA
In the registry since
2005
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

4130 La Jolla Village Dr Ste 306
LA Jolla, CA 92037-1481
Phone: (858) 455-6460
Fax: (858) 455-7197
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence G75293 (CA)

Record details

NPI number1588648968
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 30, 2005
Last updated in NPPESMay 2, 2013

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF ARIZONA COLLEGE OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice On Call Specialists Medical Group Of San Diego Inc — 144 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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