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DR. JOSEPH W LEUNG M.D.
NPI 1861475287
Internal Medicine - Gastroenterology in Sacramento, CA

Active since November 21, 2005PECOS Enrolled
4150 V ST, SUITE 3500, PSSB, SACRAMENTO, CA 95817(916) 734-7224(916) 734-7908 Get Directions Write a Review

NPPES record last updated: November 10, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Joseph W Leung M.d. NPPES

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

DR. JOSEPH W LEUNG M.D. (NPI 1861475287) is an individual gastroenterology provider in Sacramento, California, licensed in California (A54811) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1861475287
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. JOSEPH W LEUNGCredential: M.D.
Location Address4150 V ST, SUITE 3500, PSSBSacramento, CA 95817-1460
Mailing Address4150 V St Ste 3500Sacramento, CA 95817-1460 · (916) 734-3759 · Fax (916) 734-7908
Phone(916) 734-7224
Fax(916) 734-7908
Sole ProprietorNo
Enumeration DateNovember 21, 2005
Last NPPES UpdateNovember 10, 2011
✔ NPI 1861475287 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A54811
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
4150 V ST, Sacramento, CA 95817
Open in Google Maps ↗

Other Identifiers 2

Medicaid00A548110CA
Medicare UPINF41688CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Joseph W Leung 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.

Medicare Billing Reassignment

Medicare enrollment records show Joseph Leung reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The Univ Of Ca
42 mi
Medical Microbiology
3146 TUPPER HALL
Davis, CA 95616
  • Reassigned Medicare billing, California enrollment
  • 2,570 clinicians in this Medicare group
NPI 1053304071 (530) 752-9402

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95817 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
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$105.95 typical visit price
range $19.88 – $148.15
Typical copayment $26.48 (range $4.97 – $37.03)
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.

KENNETH D. WHEELER CRNA
Nurse Anesthetist, Certified Registered
4150 V ST, PSSB-SUITE 1200, MED: ANESTHESIA
SACRAMENTO, CA 95817
Sacramento County (916) 734-7985
DR. MICHAEL JOHN THORNTON MD
Internal Medicine (Critical Care Medicine)
4150 V ST, SUITE 3400
SACRAMENTO, CA 95817
Sacramento County (916) 734-3566
THOMAS M. GOODNOW CRNA
Nurse Anesthetist, Certified Registered
4150 V ST, PSSB-SUITE 1200, MED: ANESTHESIA
SACRAMENTO, CA 95817
Sacramento County (916) 734-7985
DR. POURIA KASHKOULI M.D.
Internal Medicine
4150 V ST, #3116
SACRAMENTO, CA 95817
Sacramento County (916) 734-7080
DR. ALISON SEMRAD D.O.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4150 V ST, #3116
SACRAMENTO, CA 95817
Sacramento County (916) 734-7080
DR. DIANE HADDOCK M.D.
Internal Medicine
4150 V ST, #3116
SACRAMENTO, CA 95817
Sacramento County (916) 734-7080
JOHN S MILLAR M.D.
Internal Medicine (Critical Care Medicine)
4150 V ST, SUITE 3400
SACRAMENTO, CA 95817
Sacramento County (916) 734-3564
UC DAVIS
General Acute Care Hospital
4150 V ST, 2100
SACRAMENTO, CA 95817
Sacramento County (916) 734-8583

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 Joseph Leung's NPI number?

The NPI number for Joseph Leung is 1861475287. It was assigned to this individual provider in the NPPES registry on November 21, 2005.

Where is Joseph Leung located?

Joseph Leung practices at 4150 V St Suite 3500, Pssb, Sacramento, CA 95817. The listed phone number is (916) 734-7224.

What is Joseph Leung's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Joseph Leung enrolled in Medicare?

Yes. Joseph Leung is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Joseph Leung's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Leung reassigns Medicare benefits to Regents Of The Univ Of Ca (Davis, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Joseph Leung's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Joseph Leung was last updated on November 10, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.