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DR. BENJAMIN LEONG M.D.
NPI 1184042202
Family Medicine in Foothill Ranch, CA

Active since April 04, 2014PECOS EnrolledAccepts Medicare Assignment
26740 TOWNE CENTRE DR BLDG C, FOOTHILL RANCH, CA 92610(949) 588-9293(949) 588-0409 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 1, 2021, Mar 17, 2018, Sep 12, 2017 (3 updates tracked since 2017).

About Dr. Benjamin Leong M.d. NPPES

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

DR. BENJAMIN LEONG M.D. (NPI 1184042202) is an individual family medicine provider in Foothill Ranch, California, licensed in California (A141044) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, maintains a secondary practice location in Long Beach, and is a graduate of Tulane University School Of Medicine (2014).

NPPES Registry Identity

NPI1184042202
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. BENJAMIN LEONGCredential: M.D.
Location Address26740 TOWNE CENTRE DR BLDG CFoothill Ranch, CA 92610-2839
Mailing Address11 Technology DrIrvine, CA 92618-2302 · (949) 923-3488 · Fax (855) 812-5865
Phone(949) 588-9293
Fax(949) 588-0409
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2014
Enumeration DateApril 4, 2014
Last NPPES UpdateDecember 1, 20213 updates tracked since enumeration
NPPES CertifiedDecember 1, 2021
✔ NPI 1184042202 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A141044
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
26740 TOWNE CENTRE DR BLDG C, Foothill Ranch, CA 92610
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Secondary Practice Location 1

Location 1450 E Spring St, #1Long Beach, CA 90806-1625 · Phone (562) 933-0055 · Fax (562) 933-0078

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Benjamin Leong M.d. 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 ID4981990793
PECOS Enrollment IDI20170912000786
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 Benjamin Leong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
15 mi
Health Maintenance Organization
441 N LAKEVIEW AVE
Anaheim, CA 92807
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1952333460 (714) 279-4000

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 92610 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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

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

GLEN J. BARBEE MD
Family Medicine
26740 TOWNE CENTRE DR BLDG C
FOOTHILL RANCH, CA 92610
Orange County (949) 588-9293

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 Benjamin Leong's NPI number?

The NPI number for Benjamin Leong is 1184042202. It was assigned to this individual provider in the NPPES registry on April 4, 2014.

Where is Benjamin Leong located?

Benjamin Leong practices at 26740 Towne Centre Dr Bldg C, Foothill Ranch, CA 92610. The listed phone number is (949) 588-9293.

What is Benjamin Leong's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Benjamin Leong enrolled in Medicare?

Yes. Benjamin Leong 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.

Which organization bills Medicare for Benjamin Leong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Benjamin Leong reassigns Medicare benefits to Southern California Permanente Medical Group (Anaheim, 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 Benjamin Leong'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 Benjamin Leong was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.