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

Jianfeng Cheng, MD, PHD

Individual provider Gastroenterology Physician · NPI 1649419698

Jianfeng Cheng, MD, PHD is a Gastroenterology in Everett, Washington. Qualified in 1990, 36 years ago. Practices with Optum Care Washington PLLC, a 685-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
36
Licensed in
WA
In the registry since
2009
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

3927 Rucker Ave
Everett, WA 98201-4833
Phone: (425) 259-1182
Fax: (425) 317-3975
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence MD60550684 (WA)

Record details

NPI number1649419698
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedFebruary 16, 2009
Last updated in NPPESApril 15, 2026
Certification dateApril 15, 2026
Mailing address7600 Evergreen Way, Everett, WA 98203-6421

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Optum Care Washington Pllc — 685 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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