Dr James Irvin Barnes Iv, MD - Medicare Hospitalist in Seattle, WA

Dr James Irvin Barnes Iv, MD is a medicare enrolled "Hospitalist" physician in Seattle, Washington. He graduated from medical school in 2012 and has 12 years of diverse experience with area of expertise as Hospitalist. He is a member of the group practice The Association Of University Physicians and his current practice location is 1959 Ne Pacific St., Seattle, Washington. You can reach out to his office (for appointments etc.) via phone at (206) 520-5000.

Dr James Irvin Barnes Iv is licensed to practice in Washington (license number MD61126229) 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 1255607453.

Contact Information

Dr James Irvin Barnes Iv, MD
1959 Ne Pacific St.,
Seattle, WA 98195-0001
(206) 520-5000
Not Available

Map and Direction




Physician's Profile

Full NameDr James Irvin Barnes Iv
GenderMale
SpecialityHospitalist
Experience12 Years
Location1959 Ne Pacific St., Seattle, Washington
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 James Irvin Barnes Iv graduated from medical school in 2012
  NPI Data:
  • NPI Number: 1255607453
  • Provider Enumeration Date: 04/01/2012
  • Last Update Date: 11/04/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1153611421
  • Enrollment ID: I20210922001525

Medical Identifiers

Medical identifiers for Dr James Irvin Barnes Iv such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1255607453NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine BC61192336 (Washington)Secondary
207R00000XInternal Medicine MD61126229 (Washington)Secondary
208M00000XHospitalist MD61126229 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of Washington Medical CtrSeattle, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
The Association Of University Physicians04461626973017

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 James Irvin Barnes Iv allows following entities to bill medicare on his behalf.
Entity NameThe Association Of University Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023041159
PECOS PAC ID: 0446162697
Enrollment ID: O20031105000244

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 James Irvin Barnes Iv 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 James Irvin Barnes Iv, MD
Po Box 50095,
Seattle, WA 98145-5095

Ph: () -
Dr James Irvin Barnes Iv, MD
1959 Ne Pacific St.,
Seattle, WA 98195-0001

Ph: (206) 520-5000

Reviews and Comments


Hospitalist Doctors in Seattle, WA

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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.