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DR. MARIA CORAZON MATIAS PIANSAY MD, MPH, FAAP
NPI 1669680351
Pediatrics in Chula Vista, CA

Active since May 18, 2007PECOS Enrolled
1935 CORTE VERBENA, CHULA VISTA, CA 91914(619) 464-1794(619) 464-3894 Get Directions Write a Review

NPPES record last updated: August 4, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Maria Corazon Matias Piansay Md, Mph, Faap NPPES

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

DR. MARIA CORAZON MATIAS PIANSAY MD, MPH, FAAP (NPI 1669680351) is an individual pediatrics provider in Chula Vista, California, licensed in California (A93785) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669680351
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. MARIA CORAZON MATIAS PIANSAYCredential: MD, MPH, FAAP
Location Address1935 CORTE VERBENAChula Vista, CA 91914-4619
Mailing Address1935 Corte VerbenaChula Vista, CA 91914-4619 · (619) 464-1794 · Fax (619) 464-3894
Phone(619) 464-1794
Fax(619) 464-3894
Sole ProprietorYes
Enumeration DateMay 18, 2007
Last NPPES UpdateAugust 4, 2011
✔ NPI 1669680351 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A93785
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.
1935 CORTE VERBENA, Chula Vista, CA 91914
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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)

Dr. Maria Corazon Matias Piansay Md, Mph, Faap 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 Maria Corazon Piansay reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Centro De Salud De La Comunidad De San Ysidro Inc
2.5 mi
Federally Qualified Health Center (FQHC)
1061 TIERRA DEL REY, STE 303, 304, 305
Chula Vista, CA 91910
  • Reassigned Medicare billing, California enrollment
  • 577 clinicians in this Medicare group
NPI 1023608601 (619) 662-4100

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 91914 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.

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 Maria Corazon Piansay's NPI number?

The NPI number for Maria Corazon Piansay is 1669680351. It was assigned to this individual provider in the NPPES registry on May 18, 2007.

Where is Maria Corazon Piansay located?

Maria Corazon Piansay practices at 1935 Corte Verbena, Chula Vista, CA 91914. The listed phone number is (619) 464-1794.

What is Maria Corazon Piansay's specialty?

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

Is Maria Corazon Piansay enrolled in Medicare?

Yes. Maria Corazon Piansay is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Corazon Piansay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Corazon Piansay reassigns Medicare benefits to Centro De Salud De La Comunidad De San Ysidro Inc (Chula Vista, 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 Maria Corazon Piansay'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 Maria Corazon Piansay was last updated on August 4, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.