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

Dr. James Guido Distefano Jr., MD

Individual provider Sports Medicine (Orthopaedic Surgery) Physician · NPI 1942513882

Dr. James Guido Distefano Jr., MD is an Orthopedic Surgery in Alameda, California. Qualified in 2006, 20 years ago. Practices with Alameda Health System, a 601-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
20
Licensed in
CA
In the registry since
2010
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

947 Marina Village Pkwy
Alameda, CA 94501-1048
Phone: (510) 522-6637
Show map & directions

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

Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence A103423 (CA)

Record details

NPI number1942513882
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 21, 2010
Last updated in NPPESAugust 28, 2013

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Alameda Health System — 601 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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