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DR. ALEXIS M ANASTASIOU D.O.
NPI 1831351246
Psychiatry & Neurology - Psychiatry in Pleasanton, CA

Active since June 26, 2008Opted out of Medicare · through Apr 18, 2028
5890 STONERIDGE DR, #215, PLEASANTON, CA 94588(925) 425-0191(925) 399-5401 Get Directions Write a Review

NPPES record last updated: May 10, 2019. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: May 10, 2019, Sep 11, 2017, Oct 29, 2016 (3 updates tracked since 2016).

About Dr. Alexis M Anastasiou D.o. NPPES

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

DR. ALEXIS M ANASTASIOU D.O. (NPI 1831351246) is an individual psychiatry provider in Pleasanton, California, licensed in California (20A12197) and active in the NPI registry since June 2008. He has opted out of Medicare through April 18, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1831351246
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ALEXIS M ANASTASIOUCredential: D.O.
Location Address5890 STONERIDGE DR, #215Pleasanton, CA 94588-5818
Mailing Address5890 Stoneridge Dr, #215Pleasanton, CA 94588-5818 · (925) 425-0191 · Fax (925) 399-5401
Phone(925) 425-0191
Fax(925) 399-5401
Sole ProprietorYes
Enumeration DateJune 26, 2008
Last NPPES UpdateMay 10, 20193 updates tracked since enumeration
✔ NPI 1831351246 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · 20A12197
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
5890 STONERIDGE DR, Pleasanton, CA 94588
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Other Names 1

Professional Name (2)Dr. Alex M Anastasiou D.o.

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Alexis M Anastasiou D.o. 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 18, 2016 through April 18, 2028.

Opt-Out Effective DateApril 18, 2016
Opt-Out In Effect ThroughApril 18, 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 94588 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
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 Alexis Anastasiou's NPI number?

The NPI number for Alexis Anastasiou is 1831351246. It was assigned to this individual provider in the NPPES registry on June 26, 2008. The provider is also known as Dr. Alex M Anastasiou D.O..

Where is Alexis Anastasiou located?

Alexis Anastasiou practices at 5890 Stoneridge Dr #215, Pleasanton, CA 94588. The listed phone number is (925) 425-0191.

What is Alexis Anastasiou's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Alexis Anastasiou enrolled in Medicare?

No. Alexis Anastasiou has opted out of Medicare through April 18, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Alexis Anastasiou was last updated on May 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.