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ALEXIS CHRISTINE PETRAKIS PSY.D.
NPI 1215160569
Psychologist - Clinical in Corte Madera, CA

Active since September 02, 2009Opted out of Medicare · through Apr 1, 2028
21 TAMAL VISTA BLVD STE 225, CORTE MADERA, CA 94925(707) 216-1845 Get Directions Write a Review

NPPES record last updated: February 14, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 3, 2022, May 18, 2016 (2 updates tracked since 2016).

About Alexis Christine Petrakis Psy.d. NPPES

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

ALEXIS CHRISTINE PETRAKIS PSY.D. (NPI 1215160569) is an individual clinical provider in Corte Madera, California, licensed in California (PSY27024) and active in the NPI registry since September 2009. She has opted out of Medicare through April 1, 2028.

NPPES Registry Identity

NPI1215160569
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameALEXIS CHRISTINE PETRAKISCredential: PSY.D.
Location Address21 TAMAL VISTA BLVD STE 225Corte Madera, CA 94925-1130
Mailing Address21 Tamal Vista Blvd Ste 225Corte Madera, CA 94925-1130 · (707) 216-1845
Phone(707) 216-1845
Sole ProprietorNo
Enumeration DateSeptember 2, 2009
Last NPPES UpdateFebruary 14, 20242 updates tracked since enumeration
NPPES CertifiedFebruary 14, 2024
✔ NPI 1215160569 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY27024
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
21 TAMAL VISTA BLVD STE 225, Corte Madera, CA 94925
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Alexis Christine Petrakis Psy.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2026 through April 1, 2028.

Opt-Out Effective DateApril 1, 2026
Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94925 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
$202.63 typical visit price
range $69.07 – $202.63
Typical copayment $50.65 (range $17.26 – $50.65)
Most-billed visit code 99205
Established Patient
$119.61 typical visit price
range $23.44 – $166.64
Typical copayment $29.90 (range $5.86 – $41.66)
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.

BAY AREA MHC PSYCHOLOGY PC
Psychologist (Clinical)
21 TAMAL VISTA BLVD STE 225
CORTE MADERA, CA 94925
Marin County (415) 233-7990
ERIN MICHELLE HISAE YIP PSYD
Psychologist (Clinical)
21 TAMAL VISTA BLVD STE 225
CORTE MADERA, CA 94925
Marin County (415) 289-9280
ALISSA C VANNET PSYD
Psychologist
21 TAMAL VISTA BLVD STE 225
CORTE MADERA, CA 94925
Marin County (415) 216-2167
NICOLAS CHU PSY.D.
Psychologist (Clinical)
21 TAMAL VISTA BLVD STE 225
CORTE MADERA, CA 94925
Marin County (415) 233-7990

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 Alexis Petrakis's NPI number?

The NPI number for Alexis Petrakis is 1215160569. It was assigned to this individual provider in the NPPES registry on September 2, 2009.

Where is Alexis Petrakis located?

Alexis Petrakis practices at 21 Tamal Vista Blvd Ste 225, Corte Madera, CA 94925. The listed phone number is (707) 216-1845.

What is Alexis Petrakis's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Alexis Petrakis enrolled in Medicare?

No. Alexis Petrakis has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Alexis Petrakis was last updated on February 14, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.