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DENNIS LI
NPI 1356924559
Student in an Organized Health Care Education/Training Program in Walnut Creek, CA

Active since May 04, 2021PECOS EnrolledAccepts Medicare Assignment
1450 TREAT BLVD STE 320, WALNUT CREEK, CA 94597(925) 296-9827 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 18, 2025, Mar 27, 2023, May 4, 2021 (3 updates tracked since 2021).

About Dennis Li NPPES

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

DENNIS LI (NPI 1356924559) is an individual student in an organized health care education/training program in Walnut Creek, California and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS, maintains a secondary practice location in Walnut Creek, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1356924559
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDENNIS LI
Location Address1450 TREAT BLVD STE 320Walnut Creek, CA 94597-2168
Mailing Address1450 Treat Blvd Ste 300Walnut Creek, CA 94597-2168 · (925) 952-2828
Phone(925) 296-9827
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMay 4, 2021
Last NPPES UpdateNovember 18, 20253 updates tracked since enumeration
NPPES CertifiedNovember 18, 2025
✔ NPI 1356924559 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedFamily MedicineTaxonomy 207Q00000X · License A197751 (CA)
1450 TREAT BLVD STE 320, Walnut Creek, CA 94597
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Secondary Practice Location 1

Location 11450 Treat Blvd Ste 160Walnut Creek, CA 94597-2168 · Phone (925) 296-9000

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

Dennis Li 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 ID4183117765
PECOS Enrollment IDI20251202003229
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.

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.

BRANDON EDWIN ACOB DE GUZMAN DO
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
EMILY GANG MD
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
ABIGAIL BONDY MD
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
TIFFANY JOW
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
MIKA ELAINA MASUDA
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
BENNET TSENG
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
MICHELLE HAO
General Practice
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (510) 292-1616
REGINA HO
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880

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 Dennis Li's NPI number?

The NPI number for Dennis Li is 1356924559. It was assigned to this individual provider in the NPPES registry on May 4, 2021.

Where is Dennis Li located?

Dennis Li practices at 1450 Treat Blvd Ste 320, Walnut Creek, CA 94597. The listed phone number is (925) 296-9827.

What is Dennis Li's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Dennis Li enrolled in Medicare?

Yes. Dennis Li 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 Dennis Li was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.