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AARATHI RANGACHAR MD
NPI 1790999795
Pediatrics in Irvine, CA

Active since May 09, 2007PECOS Enrolled
4870 BARRANCA PKWY STE 300, IRVINE, CA 92604(949) 791-3240 Get Directions Write a Review

NPPES record last updated: July 12, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Aarathi Rangachar Md NPPES

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

AARATHI RANGACHAR MD (NPI 1790999795) is an individual pediatrics provider in Irvine, California, licensed in California (A102454) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Fountain Valley.

NPPES Registry Identity

NPI1790999795
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameAARATHI RANGACHARCredential: MD
Location Address4870 BARRANCA PKWY STE 300Irvine, CA 92604
Mailing Address4870 Barranca Pkwy Ste 300Irvine, CA 92604-4737 · (949) 791-3240
Phone(949) 791-3240
Sole ProprietorYes
Enumeration DateMay 9, 2007
Last NPPES UpdateJuly 12, 2018
✔ NPI 1790999795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A102454
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.
4870 BARRANCA PKWY STE 300, Irvine, CA 92604
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Secondary Practice Location 1

Location 115975 Harbor BlvdFountain Valley, CA 92708-1303 · Phone (714) 546-6573 · Fax (714) 551-9411

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Aarathi Rangachar 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.

Medicare Billing Reassignment

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

Hoag Clinic
8.3 mi
Primary Care
510 SUPERIOR AVE
Newport Beach, CA 92663
  • Reassigned Medicare billing, California enrollment
  • 529 clinicians in this Medicare group
NPI 1942799523 (949) 791-3001

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 92604 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.

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 Aarathi Rangachar's NPI number?

The NPI number for Aarathi Rangachar is 1790999795. It was assigned to this individual provider in the NPPES registry on May 9, 2007.

Where is Aarathi Rangachar located?

Aarathi Rangachar practices at 4870 Barranca Pkwy Ste 300, Irvine, CA 92604. The listed phone number is (949) 791-3240.

What is Aarathi Rangachar's specialty?

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

Is Aarathi Rangachar enrolled in Medicare?

Yes. Aarathi Rangachar is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Aarathi Rangachar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aarathi Rangachar reassigns Medicare benefits to Hoag Clinic (Newport Beach, 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 Aarathi Rangachar'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 Aarathi Rangachar was last updated on July 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.