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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.

SEIN TUN DO
NPI 1003591835
Internal Medicine - Nephrology in Los Angeles, CA

Active since June 20, 2023PECOS Enrolled
1975 ZONAL AVE, LOS ANGELES, CA 90089(323) 442-1900 Get Directions Write a Review

NPPES record last updated: June 18, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 9, 2025, Jun 20, 2023 (2 updates tracked since 2023).

About Sein Tun Do NPPES

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

SEIN TUN DO (NPI 1003591835) is an individual nephrology provider in Los Angeles, California, licensed in California (20A24581) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003591835
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameSEIN TUNCredential: DO
Location Address1975 ZONAL AVELos Angeles, CA 90089-5601
Mailing Address1975 Zonal AveLos Angeles, CA 90089-5601
Phone(323) 442-1900
Sole ProprietorNo
Enumeration DateJune 20, 2023
Last NPPES UpdateJune 18, 20262 updates tracked since enumeration
NPPES CertifiedJune 18, 2026
✔ NPI 1003591835 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · 20A24581
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License SL2024 (NV)
1975 ZONAL AVE, Los Angeles, CA 90089
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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)

Sein Tun Do 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 90089 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 20

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

IVAN YUN-KUEN LUU
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (323) 442-1100
NEHA VYAS
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (323) 442-2552
LILLY HELMUTH-MALONE
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (323) 442-1900
BRIAN MICHAEL HOM
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (323) 442-1100
DANIELLE WISHART
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (323) 442-1100
NICOLE WOODRUFF
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (415) 652-9923
AMINA KHAN
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (323) 442-1100
ANUVA MITTAL
Student in an Organized Health Care Education/Training Program
1975 ZONAL AVE
LOS ANGELES, CA 90089
Los Angeles County (408) 710-6917

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 Sein Tun's NPI number?

The NPI number for Sein Tun is 1003591835. It was assigned to this individual provider in the NPPES registry on June 20, 2023.

Where is Sein Tun located?

Sein Tun practices at 1975 Zonal Ave, Los Angeles, CA 90089. The listed phone number is (323) 442-1900.

What is Sein Tun's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Sein Tun enrolled in Medicare?

Yes. Sein Tun is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sein Tun was last updated on June 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 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.