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

Matthew Wai, DO

Individual provider Hospitalist Physician · NPI 1881272904

Matthew Wai, DO is an Internal Medicine in Newport Beach, California. Graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2021, 5 years ago. Practices with Pacific Hospitalist Associates a Medical Corporation, a 93-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
5
Trained at
Touro Un College of Osteopathic Medicine, Vallejo
Licensed in
CA
In the registry since
2021
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1 Hoag Dr
Newport Beach, CA 92663-4162
Phone: (877) 742-4624
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 20A21831 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 20A22172 (CA)

Record details

NPI number1881272904
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 30, 2021
Last updated in NPPESJanuary 28, 2026
Certification dateJanuary 28, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolTOURO UN COLLEGE OF OSTEOPATHIC MEDICINE, VALLEJO
Graduated 2021 (5 years in practice)
Group practice Pacific Hospitalist Associates A Medical Corporation — 93 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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