Dr Isla Mariann Mckerrow Johnson, MD - Medicare Hematology/oncology in Spokane Valley, WA

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Dr Isla Mariann Mckerrow Johnson, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Spokane Valley, Washington. She went to Oregon Health Sciences University School Of Medicine and graduated in 2020 and has 6 years of diverse experience with area of expertise as Hematology/oncology. She is a member of the group practice Mayo Clinic and her current practice location is 1204 N Vercler Rd, Spokane Valley, Washington. You can reach out to her office (for appointments etc.) via phone at (503) 504-3402.

Dr Isla Mariann Mckerrow Johnson is licensed to practice in Minnesota (license number 70741) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1417585571.

Contact Information

Dr Isla Mariann Mckerrow Johnson, MD
1204 N Vercler Rd,
Spokane Valley, WA 99216-1020
(503) 504-3402
Not Available

Map and Direction




Physician's Profile

Full NameDr Isla Mariann Mckerrow Johnson
GenderFemale
SpecialityHematology/oncology
Experience6 Years
Location1204 N Vercler Rd, Spokane Valley, Washington
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Isla Mariann Mckerrow Johnson attended and graduated from Oregon Health Sciences University School Of Medicine in 2020
  NPI Data:
  • NPI Number: 1417585571
  • Provider Enumeration Date: 04/01/2020
  • Last Update Date: 09/17/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 7012332224
  • Enrollment ID: I20220210001310

Medical Identifiers

Medical identifiers for Dr Isla Mariann Mckerrow Johnson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1417585571NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 70741 (Minnesota)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mayo Clinic Hospital RochesterRochester, MNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mayo Clinic65077782554829

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 Isla Mariann Mckerrow Johnson allows following entities to bill medicare on her behalf.
Entity NameMayo Clinic
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1922074434
PECOS PAC ID: 6507778255
Enrollment ID: O20031103000285

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 Isla Mariann Mckerrow Johnson 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 Isla Mariann Mckerrow Johnson, MD
1204 N Vercler Rd,
Spokane Valley, WA 99216-1020

Ph: (503) 504-3402		Dr Isla Mariann Mckerrow Johnson, MD
1204 N Vercler Rd,
Spokane Valley, WA 99216-1020

Ph: (503) 504-3402

Reviews and Comments


Internal Medicine Doctors in Spokane Valley, WA

Dr. Paul Martin Craig, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 12401 E Sinto Ave, Spokane Valley, WA 99216
Phone: 509-922-2055    Fax: 509-922-2307
Elizabeth Michelle Gunderson, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1204 N Vercler Rd, Spokane Valley, WA 99216
Phone: 509-228-1000    Fax: 509-252-9300
Dale A Nelson, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 1215 N Mcdonald Rd, Ste 101, Spokane Valley, WA 99216
Phone: 509-924-1950    Fax: 509-921-0017
Nancy Koster, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 16528 E Desmet Ct Ste B3200, Spokane Valley, WA 99216
Phone: 509-455-8820    
Rita M Snow, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 16528 E Desmet Ct Ste B3100, Spokane Valley, WA 99216
Phone: 509-944-9440    Fax: 509-227-7070
Kristine J. Rinn, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1204 N Vercler Rd, Spokane Valley, WA 99216
Phone: 509-228-1000    Fax: 509-252-9300
Rachel Justine Le, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 16528 E Desmet Ct Ste B3200, Spokane Valley, WA 99216
Phone: 509-455-8820    

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.