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DR. DENNIS TSZYI TSE M.D.
NPI 1447360508
Internal Medicine - Nephrology in Lancaster, CA

Active since August 30, 2006PECOS Enrolled
43839 15TH ST W, LANCASTER, CA 93534(661) 945-5984(661) 726-3973 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Dennis Tszyi Tse M.d. NPPES

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

DR. DENNIS TSZYI TSE M.D. (NPI 1447360508) is an individual nephrology provider in Lancaster, California, licensed in California (G64402) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1447360508
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. DENNIS TSZYI TSECredential: M.D.
Location Address43839 15TH ST WLancaster, CA 93534-4756
Mailing AddressPo Box 7007Lancaster, CA 93539-7007 · (661) 945-5984 · Fax (661) 726-3973
Phone(661) 945-5984
Fax(661) 726-3973
Sole ProprietorNo
Enumeration DateAugust 30, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1447360508 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 · G64402
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 G64402 (CA)
43839 15TH ST W, Lancaster, CA 93534
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Other Identifiers 1

Medicaid00G644020CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Dennis Tszyi Tse M.d. 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 93534 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.

DR. EDGARDO SANTOS BARCELONA M.D.
Surgery
43839 15TH ST W
LANCASTER, CA 93534
Los Angeles County (661) 945-5984
MR. JAMES MILTON LCSW
Social Worker (Clinical)
43839 15TH ST W, HIGH DESERT MEDICAL GROUP
LANCASTER, CA 93534
Los Angeles County (661) 945-5984
DR. YON YARN D.O.
Internal Medicine
43839 15TH ST W
LANCASTER, CA 93534
Los Angeles County (661) 951-3009
NANCY LE
Pharmacist
43839 15TH ST W
LANCASTER, CA 93534
Los Angeles County (661) 942-0607
DR. QANWARPARTAP S SIDHU MD
Dermatology
43839 15TH ST W
LANCASTER, CA 93534
Los Angeles County (661) 945-5984
MS. CAROL LUISA GRANT-DOUGHERTY P.A.
Physician Assistant
43839 15TH ST W
LANCASTER, CA 93534
Los Angeles County (661) 945-5984
DR. VINCENT A.K. HO M.D.
Internal Medicine (Geriatric Medicine)
43839 15TH ST W
LANCASTER, CA 93534
Los Angeles County (661) 945-5984
DR. SAMI A NAFOOSI MD
Internal Medicine
43839 15TH ST W
LANCASTER, CA 93534
Los Angeles County (661) 945-5984

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 Tse's NPI number?

The NPI number for Dennis Tse is 1447360508. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is Dennis Tse located?

Dennis Tse practices at 43839 15th St W, Lancaster, CA 93534. The listed phone number is (661) 945-5984.

What is Dennis Tse's specialty?

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

Is Dennis Tse enrolled in Medicare?

Yes. Dennis Tse is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Dennis Tse was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.