DR. MARIA CRISTINA RIZZA (M.D.) – Cardiovascular Disease Physician, NPI 1689638280

DR. MARIA CRISTINA RIZZA (M.D.) is a healthcare provider. based in Fountain valley, California. specializing in Cardiovascular Disease Physician. They hold the professional credentials M.D.. They hold a License No. A32775 (CA). The NPI Number for DR. MARIA CRISTINA RIZZA (M.D.) is 1689638280

Main info

Female
Sole Proprietor
51 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARIA CRISTINA RIZZA (M.D.)
NPI
1689638280
Phone
(714) 241-9070
Address
9940 TALBERT AVE
Enumeration Date
12 April 2006
Last Update Date
2 June 2020

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7142419070
Graduation Year
1975 (51 years ago)
PAC ID
9537107487
Professional Enrollment ID
I20050420001237

Contacts

Secure Messaging
mrizza@directaddress.net
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

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Provider Addresses for DR. MARIA CRISTINA RIZZA (M.D.)

  • 9940, Talbert Avenue, Talbert, Fountain Valley, Orange County, California, 92708, United States

    SUITE 101

    FOUNTAIN VALLEY, CA 927085153

    Phone: (714) 241-9070

    Fax: (714) 241-1815

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 12 Open Payments records for all available years, with a total value of $255.

Total Amount is formed as General ($255) + Research ($0) + Ownership ($0) = $255.

Last reported payment date: 2023-10-27 • Largest payer in this snapshot: Kestra Medical Technology Services, Inc. ($59).

Total Amount

$255

General + Research + Ownership

Payments

12

Total payment records

General Amount

$255

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-10-27

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2005-04-20

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20050420001237ICardiovascular Disease (Cardiology)CATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 92708)

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Reviews

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Frequently asked questions

Can I use this page to confirm DR. MARIA CRISTINA RIZZA (M.D.)'s NPI?
Yes. DR. MARIA CRISTINA RIZZA (M.D.) is listed with NPI 1689638280 in the public NPI dataset.
Can I rely on DR. MARIA CRISTINA RIZZA (M.D.) being an active provider?
As of the registry snapshot, DR. MARIA CRISTINA RIZZA (M.D.) is marked active.
What taxonomy line describes DR. MARIA CRISTINA RIZZA (M.D.)?
For research purposes, treat DR. MARIA CRISTINA RIZZA (M.D.) as Cardiovascular Disease Physician in this dataset. Clinical services aligned with this taxonomy classification.
Does DR. MARIA CRISTINA RIZZA (M.D.) list a practice location?
Patients near Fountain Valley, California may find DR. MARIA CRISTINA RIZZA (M.D.) in results; validate coverage separately.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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