KEI-LWUN YEE MD
NPI 1649859885
Internal Medicine - Rheumatology in Whittier, CA

Q: What is Kei-lwun Yee's NPI number?

The NPI number for Kei-lwun Yee is 1649859885. It was assigned to this individual provider in the NPPES registry on April 5, 2021.

Q: What is Kei-lwun Yee's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Q: When was this NPI record last updated?

The NPPES record for Kei-lwun Yee was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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 April 05, 2021PECOS Enrolled

12462 PUTNAM ST STE 402, WHITTIER, CA 90602(562) 967-2788(562) 789-4468 Get Directions Write a Review

NPPES record last updated: February 4, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 4, 2026, Apr 5, 2021 (2 updates tracked since 2021).

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About Kei-lwun Yee Md NPPES

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

KEI-LWUN YEE MD (NPI 1649859885) is an individual rheumatology provider in Whittier, California, licensed in California (A181842) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, maintains a secondary practice location in Whittier, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1649859885

Entity TypeIndividualMale

Primary Taxonomy207RR0500X

Provider Legal NameKEI-LWUN YEECredential: MD

Location Address12462 PUTNAM ST STE 402Whittier, CA 90602-1049

Mailing Address12462 Putnam St Ste 402Whittier, CA 90602-1049

Phone(562) 967-2788

Fax(562) 789-4468

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateApril 5, 2021

Last NPPES UpdateFebruary 4, 20262 updates tracked since enumeration

NPPES CertifiedFebruary 4, 2026

✔ NPI 1649859885 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in CA · A181842

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

Also ListedInternal MedicineTaxonomy 207R00000X · License A181842 (CA)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

12462 PUTNAM ST STE 402, Whittier, CA 90602

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Secondary Practice Location 1

Location 112401 Washington BlvdWhittier, CA 90602-1006 · Phone (562) 698-0811 · Fax (562) 789-5902

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kei-lwun Yee Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID749757326

PECOS Enrollment IDI20260501000085

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 90602 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

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

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.

Other Providers at the Same Location NPPES 3

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

DR. SEYEDEHSARA SEYEDALI MD

Internal Medicine (Rheumatology)

12462 PUTNAM ST STE 402
WHITTIER, CA 90602

Los Angeles County (562) 967-2788

JESSICA WONG MD

Internal Medicine (Rheumatology)

12462 PUTNAM ST STE 402
WHITTIER, CA 90602

Los Angeles County (562) 967-2788

DANIEL J LEE MD

Orthopaedic Surgery (Hand Surgery)

12462 PUTNAM ST STE 402
WHITTIER, CA 90602

Los Angeles County (562) 789-5461

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 Kei-lwun Yee's NPI number?

The NPI number for Kei-lwun Yee is 1649859885. It was assigned to this individual provider in the NPPES registry on April 5, 2021.

Where is Kei-lwun Yee located?

Kei-lwun Yee practices at 12462 Putnam St Ste 402, Whittier, CA 90602. The listed phone number is (562) 967-2788.

What is Kei-lwun Yee's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Kei-lwun Yee enrolled in Medicare?

Yes. Kei-lwun Yee is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Kei-lwun Yee was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.