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ELIZABETH THU PHAM M.D.
NPI 1740413681
Internal Medicine in Costa Mesa, CA

Active since August 26, 2009PECOS EnrolledAccepts Medicare Assignment
1665 SCENIC AVE, COSTA MESA, CA 92626(714) 436-4775 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Elizabeth Thu Pham M.d. NPPES

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

ELIZABETH THU PHAM M.D. (NPI 1740413681) is an individual internal medicine provider in Costa Mesa, California, licensed in California (A105690) and active in the NPI registry since August 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1740413681
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameELIZABETH THU PHAMCredential: M.D.
Location Address1665 SCENIC AVECosta Mesa, CA 92626-1445
Mailing Address158 N Singingwood St Unit 1Orange, CA 92869-5714 · (714) 538-1098
Phone(714) 436-4775
Sole ProprietorYes
Medical School CMSOtherGraduated 2007
Enumeration DateAugust 26, 2009
Last NPPES UpdateDecember 1, 2021
NPPES CertifiedDecember 1, 2021
✔ NPI 1740413681 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A105690
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1665 SCENIC AVE, Costa Mesa, CA 92626
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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

Elizabeth Thu Pham 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 ID941458285
PECOS Enrollment IDI20120912000194
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 Elizabeth Pham reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
12 mi
Health Maintenance Organization
1893 W MALVERN AVE
Fullerton, CA 92833
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1336556059 (877) 608-0044

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 92626 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 12

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

MRS. SUZANNE CLARA LARKIN FNP-C
Nurse Practitioner (Family)
1665 SCENIC AVE
COSTA MESA, CA 92626
Orange County (714) 436-4444
REZA RASOULI MD
Hospitalist
1665 SCENIC AVE, STE # 100
COSTA MESA, CA 92626
Orange County (714) 436-4444
MAYO J STEIGLER MD
Family Medicine
1665 SCENIC AVE, STE 100
COSTA MESA, CA 92626
Orange County (714) 436-4800
STEPHANIE M KUSSER N.P.
Nurse Practitioner (Gerontology)
1665 SCENIC AVE
COSTA MESA, CA 92626
Orange County (310) 214-5722
STEVEN IZUMI MD
Hospitalist
1665 SCENIC AVE, STE 100
COSTA MESA, CA 92626
Orange County (714) 436-4444
STEPHANIE C YEH MD
Hospitalist
1665 SCENIC AVE, STE 100
COSTA MESA, CA 92626
Orange County (714) 436-4800
TALBERT MEDICAL GROUP
Health Maintenance Organization
1665 SCENIC AVE, STE 100
COSTA MESA, CA 92626
Orange County (310) 354-4221
EDWARD LEE MD
Internal Medicine
1665 SCENIC AVE, 100
COSTA MESA, CA 92626
Orange County (714) 436-4700

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 Elizabeth Pham's NPI number?

The NPI number for Elizabeth Pham is 1740413681. It was assigned to this individual provider in the NPPES registry on August 26, 2009.

Where is Elizabeth Pham located?

Elizabeth Pham practices at 1665 Scenic Ave, Costa Mesa, CA 92626. The listed phone number is (714) 436-4775.

What is Elizabeth Pham's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Elizabeth Pham enrolled in Medicare?

Yes. Elizabeth Pham 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 Elizabeth Pham's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Pham reassigns Medicare benefits to Southern California Permanente Medical Group (Fullerton, 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 Elizabeth Pham'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 Elizabeth Pham was last updated on December 1, 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.