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

Dr. Donald B. Longjohn, MD

Individual provider Orthopaedic Surgery Physician · NPI 1215949524

Dr. Donald B. Longjohn, MD is an Orthopedic Surgery in Los Angeles, California. Graduated from University of Michigan Medical School in 1990, 36 years ago. Practices with USC Care Medical Group Inc, a 1,371-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
36
Trained at
University of Michigan Medical School
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

1520 San Pablo St #2000
Los Angeles, CA 90033-5310
Phone: (323) 442-5860
Fax: (323) 442-6990
Show map & directions

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

Specialties & licences

Adult Reconstructive Orthopaedic Surgery Physician (primary) Taxonomy 207XS0114X · Licence G72658 (CA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence G72658 (CA)

Record details

NPI number1215949524
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 13, 2006
Last updated in NPPESNovember 27, 2023
Certification dateSeptember 7, 2020

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1990 (36 years in practice)
Group practice Usc Care Medical Group Inc — 1371 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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