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KATHERINE WEI
NPI 1386177004
Family Medicine in San Rafael, CA

Active since April 10, 2017PECOS Enrolled
3110 KERNER BLVD, SAN RAFAEL, CA 94901(415) 448-1500 Get Directions Write a Review

NPPES record last updated: October 19, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 19, 2022, Jul 6, 2022, Apr 10, 2017 (3 updates tracked since 2017).

About Katherine Wei NPPES

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

KATHERINE WEI (NPI 1386177004) is an individual family medicine provider in San Rafael, California, licensed in California (A159166) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS and maintains a secondary practice location in San Francisco.

NPPES Registry Identity

NPI1386177004
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameKATHERINE WEI
Location Address3110 KERNER BLVDSan Rafael, CA 94901-5411
Mailing Address465 Waller StSan Francisco, CA 94117-3418 · (818) 917-4008
Phone(415) 448-1500
Sole ProprietorYes
Enumeration DateApril 10, 2017
Last NPPES UpdateOctober 19, 20223 updates tracked since enumeration
NPPES CertifiedOctober 18, 2022
✔ NPI 1386177004 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A159166
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.
3110 KERNER BLVD, San Rafael, CA 94901
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Secondary Practice Location 1

Location 11001 Potrero Ave Bldg 80-83San Francisco, CA 94110-3518 · Phone (415) 206-5252

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Wei 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.

Medicare Billing Reassignments

3

Medicare enrollment records show Katherine Wei reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

City & County Of San Francisco
12 mi
Primary Care
729 FILBERT ST
San Francisco, CA 94133
  • Reassigned Medicare billing, California enrollment
  • 1,573 clinicians in this Medicare group
NPI 1023579356 (415) 352-2000
University Of California Sfgh Medical Group
15 mi
Family Medicine
1001 POTRERO AVE, BLDG 80 WARD 83 RM 320
San Francisco, CA 94110
  • Reassigned Medicare billing, California enrollment
  • 842 clinicians in this Medicare group
NPI 1174598296 (628) 206-8610
Uc Regents
387 mi
Diagnostic Radiology
101 THE CITY DR S
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 202 clinicians in this Medicare group
NPI 1346298528 (714) 456-8068

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94901 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
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$119.61 typical visit price
range $23.44 – $166.64
Typical copayment $29.90 (range $5.86 – $41.66)
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 20

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

EUNKYO CHO DDS
Dentist (General Practice)
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (415) 448-1500
EMMELINE LUI RDH
Dental Hygienist
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (415) 448-1500
ALEXANDER DE JESUS CHAVARRIA
Social Worker (Clinical)
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (415) 448-1500
DR. MARISSA WANG DMD
Dentist (General Practice)
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (626) 297-0068
JOANNA GOBEA FNP
Nurse Practitioner (Family)
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (415) 755-2507
DR. PETER JOHN SIMON M.D.
Pediatrics
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (415) 448-1500
ABIGAIL PEREZ ACSW
Social Worker (Clinical)
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (415) 448-1500
MARIN COMMUNITY CLINIC
Clinic/Center (Federally Qualified Health Center (FQHC))
3110 KERNER BLVD
SAN RAFAEL, CA 94901
Marin County (415) 526-8500

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 Wei's NPI number?

The NPI number for Katherine Wei is 1386177004. It was assigned to this individual provider in the NPPES registry on April 10, 2017.

Where is Katherine Wei located?

Katherine Wei practices at 3110 Kerner Blvd, San Rafael, CA 94901. The listed phone number is (415) 448-1500.

What is Katherine Wei's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Katherine Wei enrolled in Medicare?

Yes. Katherine Wei is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Katherine Wei's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Wei reassigns Medicare benefits to 3 organizations: City & County Of San Francisco (San Francisco, CA), University Of California Sfgh Medical Group (San Francisco, CA) and Uc Regents (Orange, CA). Each 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 Katherine Wei'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 Katherine Wei was last updated on October 19, 2022. 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.