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

Jessela D. Tan, MD

Individual provider Sleep Medicine (Family Medicine) Physician · NPI 1619057189

Jessela D. Tan, MD is a Sleep Medicine in Longview, Washington. Qualified in 1999, 27 years ago. Practices with Dean Health Systems Inc, a 1,184-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Oregon and Washington.

Years since qualifying
27
Licensed in
OR, WA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1615 Delaware St
Longview, WA 98632-2367
Phone: (360) 414-7800
Show map & directions

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

Additional practice locations (2)

  • 10201 Se Main St Ste 29, Portland, OR 97216-2937 — (503) 261-4475
  • 820 N Chelan Ave, Wenatchee, WA 98801-2028 — (509) 663-8711

Specialties & licences

Sleep Medicine (Internal Medicine) Physician (primary) Taxonomy 207RS0012X · Licence MD60799260 (WA)
Sleep Medicine (Family Medicine) Physician Taxonomy 207QS1201X · Licence MD185349 (OR)
Sleep Medicine (Family Medicine) Physician Taxonomy 207QS1201X · Licence MD60799260 (WA)

Record details

NPI number1619057189
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESMarch 20, 2024
Certification dateMarch 20, 2024
Mailing address820 N Chelan Ave, Wenatchee, WA 98801-2028

Medicare enrollment

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

Medicare specialtySLEEP MEDICINE
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Dean Health Systems Inc — 1184 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount