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

David Zheng Cai, MD

Individual provider Otolaryngology Physician · NPI 1609210525

David Zheng Cai, MD is an Otolaryngology in Walla Walla, Washington. Graduated from Tulane University School of Medicine in 2013, 13 years ago. Practices with Providence Health and Services - Washington, a 264-clinician group and accepts Medicare assignment. Licensed in Louisiana, Montana and Washington.

Years since qualifying
13
Trained at
Tulane University School of Medicine
Licensed in
LA, MT, WA
In the registry since
2013
Specialties on file
3
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

1017 S 2nd Ave Ste 1
Walla Walla, WA 99362-4183
Phone: (509) 897-8200
Fax: (509) 897-5400
Show map & directions

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

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence MD61689910 (WA)
Otolaryngology Physician Taxonomy 207Y00000X · Licence 67068 (MT)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X (LA)

Record details

NPI number1609210525
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 22, 2013
Last updated in NPPESJanuary 7, 2026
Certification dateJanuary 7, 2026

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Group practice Providence Health And Services - Washington — 264 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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