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KAREN W KWAN M.D.
NPI 1316042542
General Practice in Torrance, CA

Active since September 13, 2006PECOS EnrolledAccepts Medicare Assignment
1000 W CARSON ST, BOX 480, TORRANCE, CA 90502(310) 222-2465(310) 328-6837 Get Directions Write a Review

NPPES record last updated: November 30, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Karen W Kwan M.d. NPPES

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

KAREN W KWAN M.D. (NPI 1316042542) is an individual general practice provider in Torrance, California, licensed in California (A88896) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (2003).

NPPES Registry Identity

NPI1316042542
Entity TypeIndividualFemale
Primary Taxonomy208D00000X
Provider Legal NameKAREN W KWANCredential: M.D.
Location Address1000 W CARSON ST, BOX 480Torrance, CA 90502-2004
Mailing Address1000 W Carson StTorrance, CA 90502-2004 · (310) 222-2465 · Fax (310) 328-6837
Phone(310) 222-2465
Fax(310) 328-6837
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 2003
Enumeration DateSeptember 13, 2006
Last NPPES UpdateNovember 30, 2021
✔ NPI 1316042542 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in CA · A88896
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
1000 W CARSON ST, Torrance, CA 90502
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Karen W Kwan 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 ID8729085337
PECOS Enrollment IDI20061024000397
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.

Medicare Billing Reassignment

Medicare enrollment records show Karen Kwan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
3.0 mi
Health Maintenance Organization
25825 VERMONT AVE
Harbor City, CA 90710
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1598797011 (310) 325-5111

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

MISS BRITTANY IRVINE M.A.
Student in an Organized Health Care Education/Training Program
1000 W CARSON ST
TORRANCE, CA 90502
Los Angeles County (310) 222-2345
DEPAREMENT OF MANTAL HEALTH
Case Management
1000 W CARSON ST
TORRANCE, CA 90502
Los Angeles County (310) 222-1648
DINA M MEZA
Nurse Practitioner (Family)
1000 W CARSON ST, HEAD AND NECK BOX 6
TORRANCE, CA 90502
Los Angeles County (310) 222-2741
MARIA GUADALUPE VALADEZ
Student in an Organized Health Care Education/Training Program
1000 W CARSON ST
TORRANCE, CA 90502
Los Angeles County (559) 789-1327
ESTEBAN COTA
Specialist
1000 W CARSON ST
TORRANCE, CA 90502
Los Angeles County (310) 222-2345
MS. DAWN MARIE TLUSTY RN
Registered Nurse (Infusion Therapy)
1000 W CARSON ST
TORRANCE, CA 90502
Los Angeles County (310) 222-1906
DR. NICOLE MOORE MD
Student in an Organized Health Care Education/Training Program
1000 W CARSON ST
TORRANCE, CA 90502
Los Angeles County (310) 222-2345
KENTON YUJI SAKURAI
Psychiatry & Neurology (Psychiatry)
1000 W CARSON ST
TORRANCE, CA 90502
Los Angeles County (424) 306-4000

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 Karen Kwan's NPI number?

The NPI number for Karen Kwan is 1316042542. It was assigned to this individual provider in the NPPES registry on September 13, 2006.

Where is Karen Kwan located?

Karen Kwan practices at 1000 W Carson St Box 480, Torrance, CA 90502. The listed phone number is (310) 222-2465.

What is Karen Kwan's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Karen Kwan enrolled in Medicare?

Yes. Karen Kwan 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.

Which organization bills Medicare for Karen Kwan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Kwan reassigns Medicare benefits to Southern California Permanente Medical Group (Harbor City, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Karen Kwan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Karen Kwan was last updated on November 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.