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

Dr. Frederick Butler II, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1427088830

Dr. Frederick Butler II, MD is a Critical Care Medicine (Internal Medicine) Physician in Los Angeles, 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.

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Practice location Address checks out

616 Witmer St
Los Angeles, CA 90017-2395
Phone: (213) 977-2423
Fax: (213) 202-7028
Show map & directions

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

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence A73853 (CA)

Record details

NPI number1427088830
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 3, 2006
Last updated in NPPESJuly 9, 2007

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