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

Dr. William Cherniak, MD, MPH

Individual provider Urgent Care Clinic/Center · NPI 1649635095

Dr. William Cherniak, MD, MPH is an Urgent Care Clinic/Center in Newport Beach, California. Practices as a sole proprietor. Licensed in California and Maryland.

Licensed in
CA, MD
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

20311 SW Acacia St Ste 140
Newport Beach, CA 92660-1733
Phone: (831) 777-4283
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A157750 (CA)
Urgent Care Clinic/Center Taxonomy 261QU0200X · Licence D80655 (MD)

Record details

NPI number1649635095
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorYes
NPI enumeratedDecember 29, 2015
Last updated in NPPESJuly 9, 2024
Certification dateJuly 9, 2024

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