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DR. IVONNE ELIZABETH DE LA ROSA M.D.
NPI 1174695795
Pediatrics in San Diego, CA

Active since November 15, 2006PECOS Enrolled
9400 RUFFIN CT STE B, SAN DIEGO, CA 92123(858) 874-1033 Get Directions Write a Review

NPPES record last updated: March 1, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 1, 2022, Sep 23, 2020, Mar 11, 2020 (3 updates tracked since 2020).

About Dr. Ivonne Elizabeth De La Rosa M.d. NPPES

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

DR. IVONNE ELIZABETH DE LA ROSA M.D. (NPI 1174695795) is an individual pediatrics provider in San Diego, California, licensed in California (A49734) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1174695795
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. IVONNE ELIZABETH DE LA ROSACredential: M.D.
Location Address9400 RUFFIN CT STE BSan Diego, CA 92123-5399
Mailing Address3020 Childrens Way # Mc5003San Diego, CA 92123-4223 · (858) 309-6300
Phone(858) 874-1033
Sole ProprietorNo
Enumeration DateNovember 15, 2006
Last NPPES UpdateMarch 1, 20223 updates tracked since enumeration
NPPES CertifiedMarch 1, 2022
✔ NPI 1174695795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A49734
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
9400 RUFFIN CT STE B, San Diego, CA 92123
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Other Names 1

Former Name (1)Ivonne Elizabeth Maldonado

Secondary Practice Locations 2

Location 13020 Childrens WaySan Diego, CA 92123-4223 · Phone (858) 966-5818
Location 29300 Valley Childrens Pl # Sc05Madera, CA 93636-8761 · Phone (559) 353-8769

Other Identifiers 1

Medicaid00A497340CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ivonne Elizabeth De La Rosa 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 Ivonne De La Rosa reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Valley Children's Medical Group
399 mi
Pediatrics
1524 MCHENRY AVE, SUITE 550
Modesto, CA 95350
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Valley Childrens Medical Group
  • 387 clinicians in this Medicare group
NPI 1437555265 (559) 353-5010

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 92123 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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 4

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

NOAH LINDSEY
Social Worker (Clinical)
9400 RUFFIN CT STE B
SAN DIEGO, CA 92123
San Diego County (858) 598-5035
MRS. MARISSA CALDERON
Case Manager/Care Coordinator
9400 RUFFIN CT STE B
SAN DIEGO, CA 92123
San Diego County (858) 598-5035
LAWRENCE FORTIN
Marriage & Family Therapist
9400 RUFFIN CT STE B
SAN DIEGO, CA 92123
San Diego County (858) 598-5035
GRACE I EHLING
Rehabilitation Practitioner
9400 RUFFIN CT STE B
SAN DIEGO, CA 92123
San Diego County (858) 598-5035

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 Ivonne De La Rosa's NPI number?

The NPI number for Ivonne De La Rosa is 1174695795. It was assigned to this individual provider in the NPPES registry on November 15, 2006. The provider is also known as Ivonne Elizabeth Maldonado.

Where is Ivonne De La Rosa located?

Ivonne De La Rosa practices at 9400 Ruffin Ct Ste B, San Diego, CA 92123. The listed phone number is (858) 874-1033.

What is Ivonne De La Rosa's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Ivonne De La Rosa enrolled in Medicare?

Yes. Ivonne De La Rosa is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ivonne De La Rosa's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ivonne De La Rosa reassigns Medicare benefits to Valley Children's Medical Group (Modesto, 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 Ivonne De La Rosa'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 Ivonne De La Rosa was last updated on March 1, 2022. 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.