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JOHN C.H. BYON MD
NPI 1295848018
Internal Medicine - Hematology & Oncology in Seattle, WA

Active since August 16, 2006
1705 NE PACIFIC ST, BOX 357710, SEATTLE, WA 98195(206) 543-2368(206) 543-3560 Get Directions Write a Review

NPPES record last updated: June 2, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About John C.h. Byon Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN C.H. BYON MD (NPI 1295848018) is an individual hematology & oncology provider in Seattle, Washington, licensed in Washington (MD00045091) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1295848018
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameJOHN C.H. BYONCredential: MD
Location Address1705 NE PACIFIC ST, BOX 357710Seattle, WA 98195-0001
Mailing Address1705 Ne Pacific St, Box 357710Seattle, WA 98195-0001 · (206) 543-2368 · Fax (206) 543-3560
Phone(206) 543-2368
Fax(206) 543-3560
Sole ProprietorNo
Enumeration DateAugust 16, 2006
Last NPPES UpdateJune 2, 2009
✔ NPI 1295848018 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in WA · MD00045091
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
1705 NE PACIFIC ST, Seattle, WA 98195
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Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALYSSA TIFFANY NOLL MD, PHD
Student in an Organized Health Care Education/Training Program
1705 NE PACIFIC ST
SEATTLE, WA 98195
King County (206) 616-9343
LESLI ANN KIEDROWSKI MS, MPH, CGC
Genetic Counselor, MS
1705 NE PACIFIC ST, K-216 HEALTH SCIENCES BUILDING, BOX 357720
SEATTLE, WA 98195
King County (206) 616-6376
MS. KATHRYN LYNN GOLDEN-GRANT MS, LCGC
Genetic Counselor, MS
1705 NE PACIFIC ST
SEATTLE, WA 98195
King County (206) 543-4184
SIERRA PEACE
Student in an Organized Health Care Education/Training Program
1705 NE PACIFIC ST
SEATTLE, WA 98195
King County (206) 744-2556
MISS AUTUMN ANNALISE DENNISTOUN RN
Student in an Organized Health Care Education/Training Program
1705 NE PACIFIC ST
SEATTLE, WA 98195
King County (206) 543-8736
PORTIA SHARMA
Nurse Practitioner (Psychiatric/Mental Health)
1705 NE PACIFIC ST
SEATTLE, WA 98195
King County (206) 543-8736

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Byon's NPI number?

The NPI number for John Byon is 1295848018. It was assigned to this individual provider in the NPPES registry on August 16, 2006.

Where is John Byon located?

John Byon practices at 1705 NE Pacific St Box 357710, Seattle, WA 98195. The listed phone number is (206) 543-2368.

What is John Byon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for John Byon was last updated on June 2, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.