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DR. KATHERINE CHANG M.D.
NPI 1427289982
Internal Medicine - Hematology & Oncology in Seattle, WA

Active since July 31, 2009PECOS EnrolledAccepts Medicare Assignment
93.09/100
CMS Quality Rating
825 EASTLAKE AVE., SEATTLE, WA 98109(206) 520-5000 Get Directions Write a Review

NPPES record last updated: October 20, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Katherine Chang M.d. NPPES

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

DR. KATHERINE CHANG M.D. (NPI 1427289982) is an individual hematology & oncology provider in Seattle, Washington, licensed in Washington (MD61291763) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1427289982
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. KATHERINE CHANGCredential: M.D.
Location Address825 EASTLAKE AVE.Seattle, WA 98109-1023
Mailing AddressPo Box 50095Seattle, WA 98145-5095
Phone(206) 520-5000
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateJuly 31, 2009
Last NPPES UpdateOctober 20, 2022
NPPES CertifiedOctober 20, 2022
✔ NPI 1427289982 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Licenses✔ Licensed in WA · MD61291763✔ Licensed in MN · 54376
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.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD61291763 (WA)
825 EASTLAKE AVE., Seattle, WA 98109
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Katherine Chang M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4789996273
PECOS Enrollment IDI20220829003324
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

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.
137 services63 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.
125 services41 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.
54 services44 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.
28 services28 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
20 services20 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Washington Medical Ctr

Acute Care Hospitals · Seattle, WA
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number500008
Location1959 NE Pacific St Box 356151Seattle, WA 98195 · King County
Emergency services Birthing friendly

Evergreenhealth Medical Center

Acute Care Hospitals · Kirkland, WA
5/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number500124
Location12040 NE 128th StreetKirkland, WA 98034 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$189.37 typical visit price
range $63.67 – $189.37
Typical copayment $47.34 (range $15.91 – $47.34)
Most-billed visit code 99205
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality73.95
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Infusion supplies for external drug infusion pump, per cassette or bag (list drugs separately) A4222
DME-Medical/Surgical Supplies · category DA000N
1 supplier15 claims22 services$35.67 avg. paid by Medicare
Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier12 claims905 services$0.65 avg. paid by Medicare
Injection, fluorouracil, 500 mg J9190
Treatment-Chemotherapy · category RH002N
1 supplier21 claims232 services$1.67 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
1 supplier12 claims12 services$19.07 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

DR. MATTHEW GIVENS MD
Emergency Medicine (Hospice and Palliative Medicine)
825 EASTLAKE AVE.
SEATTLE, WA 98109
King County (206) 520-5000

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 Katherine Chang's NPI number?

The NPI number for Katherine Chang is 1427289982. It was assigned to this individual provider in the NPPES registry on July 31, 2009.

Where is Katherine Chang located?

Katherine Chang practices at 825 Eastlake Ave., Seattle, WA 98109. The listed phone number is (206) 520-5000.

What is Katherine Chang's specialty?

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

Is Katherine Chang enrolled in Medicare?

Yes. Katherine Chang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Katherine Chang accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Katherine Chang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Katherine Chang affiliated with any hospitals?

According to CMS data, Katherine Chang is affiliated with University Of Washington Medical Ctr and Evergreenhealth Medical Center.

When was this NPI record last updated?

The NPPES record for Katherine Chang was last updated on October 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.