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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CASEY ALLEN DARMAWAN
NPI 1992429476
Physician Assistant in San Jose, CA

Active since September 28, 2022PECOS Enrolled
2150 N 1ST ST FL 2, SAN JOSE, CA 95131(888) 663-6331(415) 252-7176 Get Directions Write a Review

NPPES record last updated: October 14, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 14, 2026, Jul 14, 2026, Sep 18, 2024 and 1 more (4 updates tracked since 2022).

About Casey Allen Darmawan NPPES

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

CASEY ALLEN DARMAWAN (NPI 1992429476) is an individual physician assistant in San Jose, California, licensed in California (PA68231) and active in the NPI registry since September 2022. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992429476
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameCASEY ALLEN DARMAWAN
Location Address2150 N 1ST ST FL 2San Jose, CA 95131-2020
Mailing Address1 Embarcadero Ctr Ste 1900San Francisco, CA 94111-3723 · (888) 663-6331 · Fax (415) 252-7176
Phone(888) 663-6331
Fax(415) 252-7176
Sole ProprietorNo
Enumeration DateSeptember 28, 2022
Last NPPES UpdateOctober 14, 20264 updates tracked since enumeration
NPPES CertifiedOctober 14, 2026
✔ NPI 1992429476 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 · PA68231
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.
2150 N 1ST ST FL 2, San Jose, CA 95131
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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 (PECOS)

Casey Allen Darmawan 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95131 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
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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 2

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

SHUK FONG TANG APRN
Nurse Practitioner (Family)
2150 N 1ST ST FL 2
SAN JOSE, CA 95131
Santa Clara County (415) 291-0480
KHAE V SAEPHANH D.O.
Family Medicine
2150 N 1ST ST FL 2
SAN JOSE, CA 95131
Santa Clara County (888) 663-6331

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 Casey Darmawan's NPI number?

The NPI number for Casey Darmawan is 1992429476. It was assigned to this individual provider in the NPPES registry on September 28, 2022.

Where is Casey Darmawan located?

Casey Darmawan practices at 2150 N 1st St Fl 2, San Jose, CA 95131. The listed phone number is (888) 663-6331.

What is Casey Darmawan's specialty?

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

Is Casey Darmawan enrolled in Medicare?

Yes. Casey Darmawan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Casey Darmawan was last updated on October 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.