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CHRISTINE TAM F.N.P
NPI 1407398852
Nurse Practitioner - Family in Los Angeles, CA

Active since November 15, 2016PECOS Enrolled
400 W 30TH ST, LOS ANGELES, CA 90007(213) 284-3200 Get Directions Write a Review

NPPES record last updated: November 24, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 24, 2016, Nov 15, 2016 (2 updates tracked since 2016).

About Christine Tam F.n.p NPPES

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

CHRISTINE TAM F.N.P (NPI 1407398852) is an individual family provider in Los Angeles, California, licensed in California (95004266) and active in the NPI registry since November 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1407398852
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameCHRISTINE TAMCredential: F.N.P
Location Address400 W 30TH STLos Angeles, CA 90007-3320
Mailing Address400 W 30th StLos Angeles, CA 90007-3320 · (213) 284-3200
Phone(213) 284-3200
Sole ProprietorNo
Enumeration DateNovember 15, 2016
Last NPPES UpdateNovember 24, 20162 updates tracked since enumeration
✔ NPI 1407398852 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 95004266
400 W 30TH ST, Los Angeles, CA 90007
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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 (PECOS)

Christine Tam F.n.p 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 Christine Tam reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Los Angeles Clinica Medica General Medical Center, Inc.
2.3 mi
Multi-Specialty
2208 W 7TH ST
Los Angeles, CA 90057
  • Reassigned Medicare billing, California enrollment
  • 29 clinicians in this Medicare group
NPI 1265489751 (213) 384-3434
Central City Community Health Center Inc
2.3 mi
Federally Qualified Health Center (FQHC)
5715 S BROADWAY
Los Angeles, CA 90037
  • Reassigned Medicare billing, California enrollment
  • 91 clinicians in this Medicare group
NPI 1194265637 (213) 471-4139
El Monte Clinica Medica General Medical Center, Inc
2,371 mi
Multi-Specialty
11001 MAIN ST STE 301
El Monte, CA 91731
  • Reassigned Medicare billing, California enrollment
  • 30 clinicians in this Medicare group
NPI 1093762593 (626) 443-4300

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 90007 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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 20

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

DIANA BENITEZ WHNP, CNM
Nurse Practitioner (Women's Health)
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (213) 284-3200
MARY GATTER M.D.
Obstetrics & Gynecology (Gynecology)
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (213) 284-3211
CHELSEA DAWSON R.N.
Registered Nurse
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (800) 576-5544
BIVIANA CALLEJA LAGUNAS LCSW
Social Worker (Clinical)
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (323) 891-6417
MS. HEATHER MARIE ONNIGIAN PA-C
Physician Assistant
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (213) 284-3200
MS. FABIOLA SILIS RN
Registered Nurse
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (213) 284-3200
ROSA M GALLARDO PA
Physician Assistant
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (323) 284-3119
KATHLEEN MAHAN NP
Nurse Practitioner
400 W 30TH ST
LOS ANGELES, CA 90007
Los Angeles County (213) 284-3245

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 Christine Tam's NPI number?

The NPI number for Christine Tam is 1407398852. It was assigned to this individual provider in the NPPES registry on November 15, 2016.

Where is Christine Tam located?

Christine Tam practices at 400 W 30th St, Los Angeles, CA 90007. The listed phone number is (213) 284-3200.

What is Christine Tam's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Christine Tam enrolled in Medicare?

Yes. Christine Tam is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Christine Tam's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christine Tam reassigns Medicare benefits to 3 organizations: Los Angeles Clinica Medica General Medical Center, Inc. (Los Angeles, CA), Central City Community Health Center Inc (Los Angeles, CA) and El Monte Clinica Medica General Medical Center, Inc (El Monte, 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 Christine Tam'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 Christine Tam was last updated on November 24, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.