NPIMap

Individual provider Active NPI

Bryon Mason, DO

  • Hospitalist Physician
  • Des Moines, IA
National Provider Identifier
1124479472
Registry record updated Dec 19, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
DO-05158 Issued in IA
Practice address
1200 Pleasant St Ste 400
Des Moines, IA 50309-1406
Phone
(515) 241-4019
NPI assigned
Jun 28, 2016
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Dec 19, 2023

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X DO-05158 IA
Hospitalist Physician 208M00000X DO-05158 IA Primary

Addresses

Primary practice location

1200 Pleasant St Ste 400
Des Moines, IA 50309-1406

Mailing address

1200 Pleasant St Ste 400
Des Moines, IA 50309-1406
Phone (515) 241-4019

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20180822002752 IA Practitioner - Internal Medicine 8527351709 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Grinnell Regional Medical CenterGroup PAC ID 0446153662, 98 clinicians

Practice addresses (Care Compare)

1215 Pleasant St
Suite 400
Des Moines, IA 50309-1418
Phone (515) 241-4019

202 4TH Ave
FL 2
Grinnell, IA 50112-1898
Phone (641) 236-2925

210 4TH Ave
Grinnell, IA 50112-1898
Phone (641) 236-7511

Hospital & facility affiliations

  • Unitypoint Health - Des Moines Iowa Methodist Medi Hospital, Des Moines, IA, CCN 160082
  • Grinnell Regional Medical Center Hospital, Grinnell, IA, CCN 160147
  • Mercyone Des Moines Medical Center Hospital, Des Moines, IA, CCN 160083
  • Mary Greeley Medical Center Hospital, Ames, IA, CCN 160030
  • Dallas County Hospital Hospital, Perry, IA, CCN 161322

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
DO-05158IAMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Grinnell Regional Medical Center Internal Medicine CurrentSince Jul 1, 2025 Accepting new patients
St Luke'S Methodist Hospital Current Accepting new patients
Iowa Physicians Clinic Medical Foundation Internal Medicine CurrentSince Sep 24, 2018 Accepting new patients
Central Iowa Hospital Corporation Past Accepting new patients
Central Iowa Hospital Corporation Past Accepting new patients

Locations

4480 Utica Ridge Rd
Ste 160
Bettendorf, IA 52722
Phone (563) 742-5950

4480 Utica Ridge Rd
Ste 2230
Bettendorf, IA 52722
Phone (563) 742-5150

1415 Woodland Ave
Ste 140
Des Moines, IA 50309
Phone (515) 241-4076

1215 Pleasant St
Ste 400
Des Moines, IA 50309
Phone (515) 241-5722

1200 Pleasant St
Ste 400
Des Moines, IA 50309
Phone (515) 241-6212

210 4th Ave
Grinnell, IA 50112
Phone (641) 236-2055

8101 Birchwood Ct
Unit R
Urbandale, IA 50131
Phone (515) 471-9363

Interoperability endpoints

  • Direct secure messaging: bmason411852@direct.unitypoint.org

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 10

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1467072000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1702944000000",
    "number": "1124479472",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1200 PLEASANT ST STE 400",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503091406",
            "telephone_number": "515-241-4019"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 PLEASANT ST STE 400",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503091406",
            "telephone_number": "515-241-4019"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MASON",
        "first_name": "BRYON",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2016-06-28",
        "last_updated": "2023-12-19",
        "certification_date": "2023-12-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IA",
            "license": "DO-05158",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IA",
            "license": "DO-05158",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Des Moines, IA

Sources for this page

Verify at the official NPI Registry.