DIANE Z. DEFERRANTE MD
NPI 1548337447
Family Medicine - Geriatric Medicine in Baldwin Park, CA

Active since November 29, 2006PECOS Enrolled
1011 BALDWIN PARK BLVD, BALDWIN PARK, CA 91706(626) 851-1011 Get Directions Write a Review

NPPES record last updated: September 23, 2008. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Diane Z. Deferrante Md NPPES

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

DIANE Z. DEFERRANTE MD (NPI 1548337447) is an individual geriatric medicine provider in Baldwin Park, California, licensed in California (A60946) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1548337447
Entity TypeIndividualFemale
Primary Taxonomy207QG0300X
Provider Legal NameDIANE Z. DEFERRANTECredential: MD
Location Address1011 BALDWIN PARK BLVDBaldwin Park, CA 91706-5806
Mailing Address1011 Baldwin Park BlvdBaldwin Park, CA 91706-5806 · (626) 851-1011
Sole ProprietorNo
Enumeration DateNovember 29, 2006
Last NPPES UpdateSeptember 23, 2008
NPI 1548337447 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QG0300X
License Licensed in CA · A60946
Definition

A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.

1011 BALDWIN PARK BLVD, Baldwin Park, CA 91706

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Diane Z. Deferrante Md 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 91706 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 20

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

Hospitalist
1011 BALDWIN PARK BLVD, 4 EAST HOSPITALIST OFFICE
BALDWIN PARK, CA 91706
Respiratory Therapist, Registered
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Family Medicine
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Emergency Medicine
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Pediatrics
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Family Medicine
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Physical Medicine & Rehabilitation
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Physician Assistant
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706

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 Diane Deferrante's NPI number?

The NPI number for Diane Deferrante is 1548337447. It was assigned to this individual provider in the NPPES registry on November 29, 2006.

Where is Diane Deferrante located?

Diane Deferrante practices at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706. The listed phone number is (626) 851-1011.

What is Diane Deferrante's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.

Is Diane Deferrante enrolled in Medicare?

Yes. Diane Deferrante is registered in the Medicare PECOS enrollment system.

What insurance does Diane Deferrante accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Diane Deferrante as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diane Deferrante was last updated on September 23, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.