SITING S. CHEN MD
NPI 1689662587
Internal Medicine - Hematology & Oncology in Vancouver, WA

Q: What is Siting Chen's NPI number?

The NPI number for Siting Chen is 1689662587. It was assigned to this individual provider in the NPPES registry on October 13, 2005. The provider is also known as Stephen S. Chen MD.

Q: What is Siting Chen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Siting Chen was last updated on May 28, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since October 13, 2005

505 NE 87TH AVE STE 320, VANCOUVER, WA 98664(360) 514-2550 Get Directions Write a Review

NPPES record last updated: May 28, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Siting S. Chen Md NPPES

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

SITING S. CHEN MD (NPI 1689662587) is an individual hematology & oncology provider in Vancouver, Washington, licensed in Washington (MD00036186) and active in the NPI registry since October 2005. He maintains a secondary practice location in Seattle.

NPPES Registry Identity

NPI1689662587

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameSITING S. CHENCredential: MD

Location Address505 NE 87TH AVE STE 320Vancouver, WA 98664-1965

Mailing Address904 7th AveSeattle, WA 98104-1132 · (206) 329-1760

Phone(360) 514-2550

Sole ProprietorNo

Enumeration DateOctober 13, 2005

Last NPPES UpdateMay 28, 2019

✔ NPI 1689662587 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 · MD00036186

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.

505 NE 87TH AVE STE 320, Vancouver, WA 98664

Open in Google Maps ↗

Other Names 1

Other Name (5)Stephen S. Chen Md

Secondary Practice Location 1

Location 1904 7th AveSeattle, WA 98104-1132 · Phone (206) 329-1760

Other Identifiers 1

Medicaid8450751WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Providence Health Plan.Insurance ›

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

118 services84 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

67 services57 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

36 services29 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

14 services14 patients

Other Providers at the Same Location NPPES 9

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

DR. STEPHEN CHANDLER MD

Internal Medicine (Medical Oncology)