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TAMAR MARIETTA SEIVER MD
NPI 1306062740
Psychiatry & Neurology - Psychiatry in Corte Madera, CA

Active since April 17, 2007Opted out of Medicare · through Oct 4, 2027
21 TAMAL VISTA BLVD, SUITE 101, CORTE MADERA, CA 94925(415) 945-7946 Get Directions Write a Review

NPPES record last updated: December 16, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Tamar Marietta Seiver Md NPPES

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

TAMAR MARIETTA SEIVER MD (NPI 1306062740) is an individual psychiatry provider in Corte Madera, California, licensed in California (A66165) and active in the NPI registry since April 2007. She has opted out of Medicare through October 4, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1306062740
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameTAMAR MARIETTA SEIVERCredential: MD
Location Address21 TAMAL VISTA BLVD, SUITE 101Corte Madera, CA 94925-1130
Mailing Address21 Tamal Vista Blvd, Suite 101Corte Madera, CA 94925-1130 · (415) 945-7946
Phone(415) 945-7946
Sole ProprietorYes
Enumeration DateApril 17, 2007
Last NPPES UpdateDecember 16, 2011
✔ NPI 1306062740 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 · A66165
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.
21 TAMAL VISTA BLVD, 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

Tamar Marietta Seiver Md 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 October 4, 2017 through October 4, 2027.

Opt-Out Effective DateOctober 4, 2017
Opt-Out In Effect ThroughOctober 4, 2027Opt-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
$85.00 typical visit price
range $23.44 – $166.64
Typical copayment $21.25 (range $5.86 – $41.66)
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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

FARAHKHAN,MD,INC
Psychiatry & Neurology (Psychiatry)
21 TAMAL VISTA BLVD, 224
CORTE MADERA, CA 94925
Marin County (415) 999-1259
COURAGEOUS COUNSELING CENTER
Clinic/Center (Mental Health (Including Community Mental Health Center))
21 TAMAL VISTA BLVD
CORTE MADERA, CA 94925
Marin County (415) 448-6780
RUTH RUBIN M.D.
Internal Medicine
21 TAMAL VISTA BLVD, STE. 100
CORTE MADERA, CA 94925
Marin County (415) 927-0101
MR. STEFAN BENTON MFT
Marriage & Family Therapist
21 TAMAL VISTA BLVD, SUITE 224
CORTE MADERA, CA 94925
Marin County (415) 924-7785
PAUL ANTHONY MARRA LMFT
Marriage & Family Therapist
21 TAMAL VISTA BLVD, SUITE 200
CORTE MADERA, CA 94925
Marin County (415) 939-1851
DR. ARBELLA ODISHOO PARROT PSYD
Psychologist (Clinical)
21 TAMAL VISTA BLVD, SUITE 203
CORTE MADERA, CA 94925
Marin County (415) 548-3370
JENNIFER CAPPELLETTI LMFT 146548
Marriage & Family Therapist
21 TAMAL VISTA BLVD
CORTE MADERA, CA 94925
Marin County (415) 496-6584
DR. PAMELA MARGARET ASHKENAZY LMFT, PH.D.
Counselor (Professional)
21 TAMAL VISTA BLVD, SUITE 116
CORTE MADERA, CA 94925
Marin County (415) 945-9098

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 Tamar Seiver's NPI number?

The NPI number for Tamar Seiver is 1306062740. It was assigned to this individual provider in the NPPES registry on April 17, 2007.

Where is Tamar Seiver located?

Tamar Seiver practices at 21 Tamal Vista Blvd Suite 101, Corte Madera, CA 94925. The listed phone number is (415) 945-7946.

What is Tamar Seiver's specialty?

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

Is Tamar Seiver enrolled in Medicare?

No. Tamar Seiver has opted out of Medicare through October 4, 2027. 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 Tamar Seiver was last updated on December 16, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.