Dr William Keith Marek, PHD - Medicare Psychologist in San Ramon, CA

Dr William Keith Marek, PHD is a medicare enrolled "Psychologist" provider in San Ramon, California. He graduated from medical school in 1989 and has 35 years of diverse experience with area of expertise as Clinical Psychologist. His current practice location is 105 Reflections Dr, Apt. 18, San Ramon, California. You can reach out to his office (for appointments etc.) via phone at (925) 275-0294.

Dr William Keith Marek is licensed to practice in California (license number PSY 14791) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1851560544.

Contact Information

Dr William Keith Marek, PHD
105 Reflections Dr, Apt. 18,
San Ramon, CA 94583-4709
(925) 275-0294
(925) 426-0094



Healthcare Provider's Profile

Full NameDr William Keith Marek
GenderMale
SpecialityClinical Psychologist
Experience35 Years
Location105 Reflections Dr, San Ramon, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr William Keith Marek graduated from medical school in 1989
  NPI Data:
  • NPI Number: 1851560544
  • Provider Enumeration Date: 02/27/2008
  • Last Update Date: 02/27/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6709965486
  • Enrollment ID: I20080506000735

Medical Identifiers

Medical identifiers for Dr William Keith Marek such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1851560544NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
103T00000XPsychologist PSY 14791 (California)Primary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr William Keith Marek is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr William Keith Marek, PHD
105 Reflections Dr, Apt. 18,
San Ramon, CA 94583-4709

Ph: (925) 275-0294
Dr William Keith Marek, PHD
105 Reflections Dr, Apt. 18,
San Ramon, CA 94583-4709

Ph: (925) 275-0294

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Psychologist in San Ramon, CA

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Dr. Elizabeth Braunstein, PSYD
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Phone: 925-820-0975    

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