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JULIET FONG PA-C
NPI 1639968670
Physician Assistant in Castro Valley, CA

Active since May 05, 2025PECOS EnrolledAccepts Medicare Assignment
20055 LAKE CHABOT RD STE 130, CASTRO VALLEY, CA 94546(833) 444-7622 Get Directions Write a Review

NPPES record last updated: December 15, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 15, 2025, Dec 1, 2025, Sep 5, 2025 and 2 more (5 updates tracked since 2025).

About Juliet Fong Pa-c NPPES

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

JULIET FONG PA-C (NPI 1639968670) is an individual physician assistant in Castro Valley, California, licensed in California (66911) and active in the NPI registry since May 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1639968670
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameJULIET FONGCredential: PA-C
Location Address20055 LAKE CHABOT RD STE 130Castro Valley, CA 94546-5332
Mailing Address20055 Lake Chabot Rd Ste 130Castro Valley, CA 94546-5332 · (510) 888-0657
Phone(833) 444-7622
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateMay 5, 2025
Last NPPES UpdateDecember 15, 20255 updates tracked since enumeration
NPPES CertifiedDecember 15, 2025
✔ NPI 1639968670 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · 66911
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
20055 LAKE CHABOT RD STE 130, Castro Valley, CA 94546
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Juliet Fong Pa-c 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 ID143711028
PECOS Enrollment IDI20251118004698
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 94546 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
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 6

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

NITIN DILIP JOSHI M.D.
Internal Medicine (Hematology)
20055 LAKE CHABOT RD STE 130
CASTRO VALLEY, CA 94546
Alameda County (510) 888-0657
USHA K SUNKARA M.D,
Internal Medicine (Hematology & Oncology)
20055 LAKE CHABOT RD STE 130
CASTRO VALLEY, CA 94546
Alameda County (510) 888-0657
KATHRYN DOLORES SIMMS NP
Nurse Practitioner
20055 LAKE CHABOT RD STE 130
CASTRO VALLEY, CA 94546
Alameda County (415) 885-3882
IRENE ANG DY MD
Internal Medicine (Hematology)
20055 LAKE CHABOT RD STE 130
CASTRO VALLEY, CA 94546
Alameda County (510) 888-0657
ARPEET TARUN SHAH M.D.
Internal Medicine (Medical Oncology)
20055 LAKE CHABOT RD STE 130
CASTRO VALLEY, CA 94546
Alameda County (888) 924-1024
MAHBOUB RAHMAN NOORI MD
Internal Medicine (Hematology & Oncology)
20055 LAKE CHABOT RD STE 130
CASTRO VALLEY, CA 94546
Alameda County (833) 444-7622

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 Juliet Fong's NPI number?

The NPI number for Juliet Fong is 1639968670. It was assigned to this individual provider in the NPPES registry on May 5, 2025.

Where is Juliet Fong located?

Juliet Fong practices at 20055 Lake Chabot Rd Ste 130, Castro Valley, CA 94546. The listed phone number is (833) 444-7622.

What is Juliet Fong's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Juliet Fong enrolled in Medicare?

Yes. Juliet Fong 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.

When was this NPI record last updated?

The NPPES record for Juliet Fong was last updated on December 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.