Atef Shaikh, DO - Medicare Psychiatry & Neurology in Walnut Creek, CA

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Atef Shaikh, DO is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Walnut Creek, California. His current practice location is 3100 Oak Rd Ste 270, Walnut Creek, California. You can reach out to his office (for appointments etc.) via phone at (925) 944-9711.

Atef Shaikh is licensed to practice in California (license number 20A17935) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1578908604.

Contact Information

Atef Shaikh, DO
3100 Oak Rd Ste 270,
Walnut Creek, CA 94597-2078
(925) 944-9711
(924) 944-9709

Map and Direction




Physician's Profile

Full NameAtef Shaikh
GenderMale
SpecialityPsychiatry & Neurology - Psychiatry
Location3100 Oak Rd Ste 270, Walnut Creek, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1578908604
  • Provider Enumeration Date: 05/02/2013
  • Last Update Date: 11/13/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9234419862
  • Enrollment ID: I20210407003185

Medical Identifiers

Medical identifiers for Atef Shaikh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1578908604NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 20A17935 (California)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Atef Shaikh allows following entities to bill medicare on his behalf.
Entity NameCounty Of Alameda
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780716381
PECOS PAC ID: 9739070624
Enrollment ID: O20040323001169
Entity NameComprehensive Psychiatric Services A Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184785834
PECOS PAC ID: 0244329969
Enrollment ID: O20071204000306
Entity NameUniversity Of California San Francisco
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104992817
PECOS PAC ID: 3678547304
Enrollment ID: O20090403000024

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. Atef Shaikh 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
Atef Shaikh, DO
3100 Oak Rd Ste 270,
Walnut Creek, CA 94597-2078

Ph: (925) 944-9711		Atef Shaikh, DO
3100 Oak Rd Ste 270,
Walnut Creek, CA 94597-2078

Ph: (925) 944-9711

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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