DR. MARY LEE KWOK M.D.
NPI 1790836674
Internal Medicine - Hematology & Oncology in Seattle, WA

Active since January 16, 2007PECOS EnrolledAccepts Medicare Assignment
83.81/100
CMS Quality Rating
825 EASTLAKE AVE E, SEATTLE, WA 98109(206) 520-5000 Get Directions Write a Review

NPPES record last updated: August 21, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mary Lee Kwok M.d. NPPES

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

DR. MARY LEE KWOK M.D. (NPI 1790836674) is an individual hematology & oncology provider in Seattle, Washington, licensed in Washington (MD61037224) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (2006).

NPPES Registry Identity

NPI1790836674
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. MARY LEE KWOKCredential: M.D.
Location Address825 EASTLAKE AVE ESeattle, WA 98109-4405
Mailing AddressPo Box 50095Seattle, WA 98145-5095
Sole ProprietorNo
Medical School CMSUniformed Services Uhs Fe Hebert School Of MedGraduated 2006
Enumeration DateJanuary 16, 2007
Last NPPES UpdateAugust 21, 2020
NPPES CertifiedAugust 21, 2020
NPI 1790836674 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 · MD61037224
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.
825 EASTLAKE AVE E, Seattle, WA 98109

Other Names 1

Former Name (1)Dr. Mary Jean Lee M.d.

Accepted 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. Mary Lee Kwok 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 ID143407882
PECOS Enrollment IDI20200825000595
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 8

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.
404 services189 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.
161 services97 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
88 services22 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
70 services23 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.
41 services41 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.
21 services21 patients

Hospital Affiliations CMS Care Compare 3

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

Olympic Medical Center

Acute Care Hospitals · Port Angeles, WA
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number500072
Location939 Caroline StPort Angeles, WA 98362 · Clallam County
Emergency services Birthing friendly

Tacoma General Allenmore Hospital

Acute Care Hospitals · Tacoma, WA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500129
Location315 S Mlk Jr WayTacoma, WA 98405 · Pierce 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.

83.81/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality74.26
Promoting Interoperability80
Improvement Activities40

Other Providers at the Same Location NPPES 20

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

Internal Medicine (Hematology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Pathology (Anatomic Pathology & Clinical Pathology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Nurse Practitioner (Pediatrics)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Internal Medicine (Medical Oncology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Physician Assistant
825 EASTLAKE AVE E
SEATTLE, WA 98109
Surgery
825 EASTLAKE AVE E
SEATTLE, WA 98109
Physician Assistant
825 EASTLAKE AVE E
SEATTLE, WA 98109
Nurse Practitioner (Women's Health)
825 EASTLAKE AVE E
SEATTLE, WA 98109

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 Mary Kwok's NPI number?

The NPI number for Mary Kwok is 1790836674. It was assigned to this individual provider in the NPPES registry on January 16, 2007. The provider is also known as Dr. Mary Jean Lee M.D..

Where is Mary Kwok located?

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

What is Mary Kwok's specialty?

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

Is Mary Kwok enrolled in Medicare?

Yes. Mary Kwok 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 Mary Kwok accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Mary Kwok 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 Mary Kwok affiliated with any hospitals?

According to CMS data, Mary Kwok is affiliated with University Of Washington Medical Ctr, Olympic Medical Center and Tacoma General Allenmore Hospital.

When was this NPI record last updated?

The NPPES record for Mary Kwok was last updated on August 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.