James Nathaniel Mason, DO - Medicare Hematology/oncology in Ogden, UT

  1. Home
  2. Hematology & Oncology
  3. UT
  4. Ogden
James Nathaniel Mason, DO is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Ogden, Utah. He went to Oklahoma State University College Of Osteopathic Medicine and graduated in 2013 and has 13 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Ihc Health Services Inc and his current practice location is 4403 Harrison Blvd Ste 1670, Ogden, Utah. You can reach out to his office (for appointments etc.) via phone at (801) 387-7150.

James Nathaniel Mason is licensed to practice in Texas (license number Q8954) 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 1114362001.

Contact Information

James Nathaniel Mason, DO
4403 Harrison Blvd Ste 1670,
Ogden, UT 84403-3306
(801) 387-7150
Not Available

Map and Direction




Physician's Profile

Full NameJames Nathaniel Mason
GenderMale
SpecialityHematology/oncology
Experience13 Years
Location4403 Harrison Blvd Ste 1670, Ogden, Utah
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:
  • James Nathaniel Mason attended and graduated from Oklahoma State University College Of Osteopathic Medicine in 2013
  NPI Data:
  • NPI Number: 1114362001
  • Provider Enumeration Date: 05/06/2013
  • Last Update Date: 07/16/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 7810276375
  • Enrollment ID: I20250721003723

Medical Identifiers

Medical identifiers for James Nathaniel Mason such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114362001NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology Q8954 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Intermountain Health Mckay-dee HospitalOgden, UTHospital
Baylor Scott & White Medical Center - TempleTemple, TXHospital
Intermountain Health Layton HospitalLayton, UTHospital
Intermountain Health Intermountain Medical CenterMurray, UTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ihc Health Services Inc18502094203948

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. James Nathaniel Mason allows following entities to bill medicare on his behalf.
Entity NameIhc Health Services Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942325154
PECOS PAC ID: 1850209420
Enrollment ID: O20080610000303

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. James Nathaniel Mason 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
James Nathaniel Mason, DO
Po Box 844658,
Dallas, TX 75284-4658

Ph: Not Available		James Nathaniel Mason, DO
4403 Harrison Blvd Ste 1670,
Ogden, UT 84403-3306

Ph: (801) 387-7150

Reviews and Comments


Internal Medicine Doctors in Ogden, UT

Ewa Gniado,
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 4403 Harrison Blvd Ste 3630, Ogden, UT 84403
Phone: 801-387-7900    Fax: 801-387-7910
Jaclyn Nguyen,
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 4403 Harrison Blvd Ste 3630, Ogden, UT 84403
Phone: 801-387-7900    
Dr. Timothy Trask, M.D.
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 4401 Harrison Blvd, Ogden, UT 84403
Phone: 801-387-3654    
Gregory T Almony, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 5405 S 500 E, Suite #204, Ogden, UT 84405
Phone: 801-479-0194    Fax: 801-479-5642
Brian W Pugh, DO
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 6028 S Ridgeline Dr, Ste 201, Ogden, UT 84405
Phone: 801-475-5400    Fax: 801-475-8614
Dr. John Nicholas Soter, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 4401 Harrison Blvd, Ogden, UT 84403
Phone: 801-387-2800    
Dr. Jack D Wahlen, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 4403 Harrison Blvd, Ste 3630, Ogden, UT 84403
Phone: 801-387-7900    Fax: 801-387-7910

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.