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

William Byung Ho Park, MD

Individual provider Anesthesiology Physician · NPI 1821002288

William Byung Ho Park, MD is an Anesthesiology in Garden Grove, California. Qualified in 1979, 47 years ago. Practices with Arash Esmailzadegan MD Inc, a 6-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
47
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

9828 Garden Grove Blvd Ste 201
Garden Grove, CA 92844-1659
Phone: (714) 530-9633
Fax: (714) 530-4410
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A52866C (CA)

Record details

NPI number1821002288
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 28, 2006
Last updated in NPPESAugust 13, 2008

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 1979 (47 years in practice)
Group practice Arash Esmailzadegan Md Inc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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