DR. KWOKYAN WILLIAM TSOI M.D.
NPI 1164748497
Family Medicine in Fort Drum, NY

Q: What is the provider's specialty?

The provider's specialty is Family Medicine with taxonomy code 207Q00000X.

Active since April 12, 2010PECOS Enrolled

11050 MT BELVEDERE BLVD, FORT DRUM, NY 13602(206) 466-7733 Get Directions Write a Review

NPPES record last updated: August 11, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Aug 11, 2025, Jul 8, 2021 (2 updates tracked since 2021).

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About Dr. Kwokyan William Tsoi M.d. NPPES

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

DR. KWOKYAN WILLIAM TSOI M.D. (NPI 1164748497) is an individual family medicine provider in Fort Drum, New York, licensed in California (A119492) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1164748497

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. KWOKYAN WILLIAM TSOICredential: M.D.

Location Address11050 MT BELVEDERE BLVDFort Drum, NY 13602-2603

Mailing AddressPo Box 38Alhambra, CA 91802-0038 · (323) 899-9816

Phone(206) 466-7733

Sole ProprietorNo

Enumeration DateApril 12, 2010

Last NPPES UpdateAugust 11, 20252 updates tracked since enumeration

NPPES CertifiedAugust 11, 2025

✔ NPI 1164748497 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · A119492

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Also ListedPreventive Medicine · Public Health & General Preventive MedicineTaxonomy 2083P0901X · License A119492 (CA)

11050 MT BELVEDERE BLVD, Fort Drum, NY 13602

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Secondary Practice Locations 2

Location 1Madigan Army Medical Center 9040 Jackson AveTacoma, WA 98431-2206 · Phone (253) 968-2252

Location 218300 US Highway 18Apple Valley, CA 92307-2206 · Phone (760) 946-4233

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kwokyan William Tsoi M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 13602 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

$84.93 typical visit price

range $54.87 – $166.88

Typical copayment $21.23 (range $13.71 – $41.72)

Most-billed visit code 99203

Established Patient

$97.08 typical visit price

range $17.54 – $136.14

Typical copayment $24.27 (range $4.38 – $34.03)

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.