DR. MARY CATHERINE TAYLOR SIEBEL PHD
NPI 1083779508
Psychologist - Clinical in Daly City, CA

Q: What is Mary Taylor Siebel's NPI number?

The NPI number for Mary Taylor Siebel is 1083779508. It was assigned to this individual provider in the NPPES registry on December 26, 2006. The provider is also known as Mary Catherine Taylor Phd.

Q: What is Mary Taylor Siebel's specialty?

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

Active since December 26, 2006PECOS EnrolledAccepts Medicare Assignment

1500 SOUTHGATE AVE, SUITE 301, DALY CITY, CA 94015(415) 455-9572(650) 755-0410 Get Directions Write a Review

NPPES record last updated: February 23, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Mary Catherine Taylor Siebel Phd NPPES

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

DR. MARY CATHERINE TAYLOR SIEBEL PHD (NPI 1083779508) is an individual clinical provider in Daly City, California, licensed in California (PSY7821) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1977).

NPPES Registry Identity

NPI1083779508

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameDR. MARY CATHERINE TAYLOR SIEBELCredential: PHD

Location Address1500 SOUTHGATE AVE, SUITE 301Daly City, CA 94015-2259

Mailing AddressPo Box 36Ross, CA 94957-0036 · (415) 455-9572 · Fax (650) 755-0410

Phone(415) 455-9572

Fax(650) 755-0410

Sole ProprietorNo

Medical School CMSOtherGraduated 1977

Enumeration DateDecember 26, 2006

Last NPPES UpdateFebruary 23, 2015

✔ NPI 1083779508 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 · PSY7821

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.

1500 SOUTHGATE AVE, Daly City, CA 94015

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Other Names 1

Former Name (1)Mary Catherine Taylor Phd

Other Identifiers 2

OtherPSY7821CA · Psychology

Medicare ID-Type Unspecified00PL78210

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Mary Catherine Taylor Siebel Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951452416

PECOS Enrollment IDI20090624000334

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94015 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

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

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 20

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

MAHASTI SAGHIZADEH DDS

Dentist (Periodontics)

1500 SOUTHGATE AVE, 208
DALY CITY, CA 94015

San Mateo County (650) 756-0938

EDWARD SUN M.D., INC.

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

1500 SOUTHGATE AVE, SUITE 115
DALY CITY, CA 94015

San Mateo County (650) 991-4466

DR. JOHN O LAI M.D.

Internal Medicine

1500 SOUTHGATE AVE, SUITE 115
DALY CITY, CA 94015

San Mateo County (650) 991-4463

JEFF GEE MD INC

Family Medicine

1500 SOUTHGATE AVE, SUITE 102
DALY CITY, CA 94015

San Mateo County (650) 755-3000

KEVIN MINGYIU WONG M.D.

Internal Medicine

1500 SOUTHGATE AVE, #115
DALY CITY, CA 94015

San Mateo County (650) 991-4466

PING H CHOW MD

Internal Medicine (Cardiovascular Disease)

1500 SOUTHGATE AVE, SUITE 207
DALY CITY, CA 94015

San Mateo County (650) 755-9108

DENNIS L. HAMBY, MD

Internal Medicine (Gastroenterology)

1500 SOUTHGATE AVE, 201
DALY CITY, CA 94015

San Mateo County (650) 997-0555

DR. GEORGE W ALLMAN M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)

1500 SOUTHGATE AVE, SUITE 209
DALY CITY, CA 94015

San Mateo County (650) 991-2662

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 Mary Taylor Siebel's NPI number?

The NPI number for Mary Taylor Siebel is 1083779508. It was assigned to this individual provider in the NPPES registry on December 26, 2006. The provider is also known as Mary Catherine Taylor Phd.

Where is Mary Taylor Siebel located?

Mary Taylor Siebel practices at 1500 Southgate Ave Suite 301, Daly City, CA 94015. The listed phone number is (415) 455-9572.

What is Mary Taylor Siebel's specialty?

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

Is Mary Taylor Siebel enrolled in Medicare?

Yes. Mary Taylor Siebel is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mary Taylor Siebel accept?

Health plans from Providence Health Plan list Mary Taylor Siebel as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Taylor Siebel was last updated on February 23, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.