Dr Dennis Joseph Barker, DC - Medicare Chiropractor in Walnut Creek, CA

Dr Dennis Joseph Barker, DC is a medicare enrolled "Chiropractor" provider in Walnut Creek, California. He went to Los Angeles College Of Chiropractic and graduated in 1990 and has 34 years of diverse experience with area of expertise as Chiropractic. His current practice location is 1866 Tice Valley Blvd, Walnut Creek, California. You can reach out to his office (for appointments etc.) via phone at (925) 210-8000.

Dr Dennis Joseph Barker is licensed to practice in California (license number 21640) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1477640209.

Contact Information

Dr Dennis Joseph Barker, DC
1866 Tice Valley Blvd,
Walnut Creek, CA 94595-2224
(925) 210-8000
(925) 935-0960

Map and Direction




Healthcare Provider's Profile

Full NameDr Dennis Joseph Barker
GenderMale
SpecialityChiropractic
Experience34 Years
Location1866 Tice Valley Blvd, Walnut Creek, California
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Dennis Joseph Barker attended and graduated from Los Angeles College Of Chiropractic in 1990
  NPI Data:
  • NPI Number: 1477640209
  • Provider Enumeration Date: 10/05/2006
  • Last Update Date: 09/06/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6709837040
  • Enrollment ID: I20050203000952

Medical Identifiers

Medical identifiers for Dr Dennis Joseph Barker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1477640209NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
111N00000XChiropractor 21640 (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. Dr Dennis Joseph Barker allows following entities to bill medicare on his behalf.
Provider NameBarker Chiropractic Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1609393677
PECOS PAC ID: 3173889979
Enrollment ID: O20171110002266

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 Dennis Joseph Barker 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 Dennis Joseph Barker, DC
1866 Tice Valley Blvd,
Walnut Creek, CA 94595-2224

Ph: (925) 210-8000
Dr Dennis Joseph Barker, DC
1866 Tice Valley Blvd,
Walnut Creek, CA 94595-2224

Ph: (925) 210-8000

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.