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SOWMYA ANANTHANARAYANAN M.D.
NPI 1154519254
Pediatrics in Cerritos, CA

Active since October 15, 2007PECOS Enrolled
13031 SUTTON ST, CERRITOS, CA 90703(949) 892-5357 Get Directions Write a Review

NPPES record last updated: December 8, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Sowmya Ananthanarayanan M.d. NPPES

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

SOWMYA ANANTHANARAYANAN M.D. (NPI 1154519254) is an individual pediatrics provider in Cerritos, California, licensed in California (A 112431) and active in the NPI registry since October 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154519254
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameSOWMYA ANANTHANARAYANANCredential: M.D.
Location Address13031 SUTTON STCerritos, CA 90703-8751
Mailing Address13031 Sutton StCerritos, CA 90703-8751 · (949) 892-5357
Phone(949) 892-5357
Sole ProprietorNo
Enumeration DateOctober 15, 2007
Last NPPES UpdateDecember 8, 2021
✔ NPI 1154519254 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in CA · A 112431✔ Licensed in FL · ME 107221
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.
13031 SUTTON ST, Cerritos, CA 90703
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sowmya Ananthanarayanan 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 Sowmya Ananthanarayanan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
5.1 mi
Health Maintenance Organization
9400 ROSECRANS AVE
Bellflower, CA 90706
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1043242555 (562) 461-3000

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 90703 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 Sowmya Ananthanarayanan's NPI number?

The NPI number for Sowmya Ananthanarayanan is 1154519254. It was assigned to this individual provider in the NPPES registry on October 15, 2007.

Where is Sowmya Ananthanarayanan located?

Sowmya Ananthanarayanan practices at 13031 Sutton St, Cerritos, CA 90703. The listed phone number is (949) 892-5357.

What is Sowmya Ananthanarayanan's specialty?

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

Is Sowmya Ananthanarayanan enrolled in Medicare?

Yes. Sowmya Ananthanarayanan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sowmya Ananthanarayanan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sowmya Ananthanarayanan reassigns Medicare benefits to Southern California Permanente Medical Group (Bellflower, 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 Sowmya Ananthanarayanan'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 Sowmya Ananthanarayanan was last updated on December 8, 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.