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

William Herndon Johnson, MD

Individual provider Diagnostic Radiology Physician · NPI 1538266481

William Herndon Johnson, MD is a Diagnostic Radiology Physician in Oceanside, California. Licensed in California. Registered with an NPI since 2006.

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 →

Practice location Address checks out

3156 Vista Way Ste 100
Oceanside, CA 92056-3622
Phone: (760) 547-8000
Fax: (760) 547-8001
Show map & directions

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

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence C33577 (CA)

Record details

NPI number1538266481
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESMarch 5, 2012
Mailing address1048 Via Mil Cumbres, Solana Beach, CA 92075-1723

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