NPIMap

Individual provider Active NPI

Mark Matthew Neimat, M.D.

  • Internal Medicine Physician
  • Jackson, WY
National Provider Identifier
1407143100
Registry record updated Jun 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
13244411-1205 Issued in UT
Practice address
625 E Broadway Ave
Jackson, WY 83001-8642
Phone
(307) 733-3636
Fax
(888) 329-5701
NPI assigned
Jul 1, 2011
Last updated
Jun 3, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 3, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X CDR.3892 CO
Internal Medicine Physician 207R00000X 13244411-1205 UT Primary
Internal Medicine Physician 207R00000X 10289A WY

Addresses

Primary practice location

625 E Broadway Ave
Jackson, WY 83001-8642

Mailing address

PO Box 428
Jackson, WY 83001-0428
Phone (307) 733-3636

Other practice location 1

1311 N Mildred Rd
Cortez, CO 81321-2231
Phone (970) 565-6666

Other identifiers 1

IdentifierTypeStateIssuer
142001100MedicaidWY

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address markneimat@swhealth.cernerdirect.com Direct
Direct Messaging Address mneimat@sjmc.cernerdirect.com Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WY, UT, CO3 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20151109001443 WY Practitioner - Internal MedicinePractitioner - Hospitalist 4981823119 Reassigns benefits to 6 organizations
I20230329001119 UT Practitioner - Internal Medicine 4981823119 Reassigns benefits to 1 organization
I20250207000056 CO Practitioner - Internal Medicine 4981823119 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Hospitalist
Education
George Washington University School of Medicine, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Rural Physicians Group-Pannu PLLCGroup PAC ID 0345467486, 141 clinicians
Southwest Health System IncGroup PAC ID 5890699326, 51 clinicians

Practice addresses (Care Compare)

1200 College Dr
Rock Springs, WY 82901-5868
Phone (307) 362-3711

1311 N Mildred Rd
Cortez, CO 81321-2231
Phone (303) 390-1950

201 14TH St
Wheatland, WY 82201-3201
Phone (303) 390-1926

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
81.04 of 100Reported as group
Quality
64.43
Promoting interoperability
100
Improvement activities
40
Cost
72.37

Merit-based Incentive Payment System (MIPS)

Final score
81.82 of 100Reported as group
Quality
67.1
Promoting interoperability
98
Improvement activities
40
Cost
73.98

Merit-based Incentive Payment System (MIPS)

Final score
85.14 of 100Reported as group
Quality
97.98
Promoting interoperability
79
Improvement activities
40
Cost
62.04

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
131456CAMDSocial Worker
CDR.3892COMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hoskinson Health & Wellness Clinic LLC CurrentSince Jan 25, 2024 Accepting new patients
Lander Valley Physician Practices, LLC Internal Medicine CurrentSince Jan 1, 2025 Accepting new patients
Hoskinson Health & Wellness Clinic LLC Family Medicine CurrentSince Jan 25, 2024 Accepting new patients
Alpenglow Health Internal Medicine Current Accepting new patients
Southwest Health System, Inc. CurrentSince Nov 4, 2024 Accepting new patients
Mark Matthew Neimat, MD LLC Internal Medicine Current Accepting new patients
Memorial Hospital of Sweetwater County CurrentSince Oct 23, 2024 Accepting new patients
Southwest Health System Inc CurrentSince Jul 1, 2025 Accepting new patients
Utah Regional Hospitalists LLC CurrentSince Feb 23, 2023 Accepting new patients
Southwest Health System, Inc. CurrentSince Nov 4, 2024 Accepting new patients
Utah Regional Hospitalists LLC CurrentSince Feb 23, 2023 Accepting new patients
Sound Physicians of Wyoming, LLC Family Medicine CurrentSince Mar 23, 2024 Accepting new patients
Memorial Hospital of Sweetwater County Internal Medicine Past Accepting new patients

Locations

1311 N Mildred Rd
Cortez, CO 81321
Phone (970) 565-6666

3460 S Pioneer Pkwy
West Valley City, UT 84120
Phone (801) 562-4210

1233 E 2nd St
Casper, WY 82601
Phone (307) 577-2171

469 Wyoming Highway 50
Gillette, WY 82718
Phone (307) 387-9850

2100 W Sunset Dr
Riverton, WY 82501
Phone (307) 856-4161

1180 College Dr
Rock Springs, WY 82901
Phone (307) 352-8125

1200 College Dr
Rock Springs, WY 82901
Phone (307) 352-8352

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/26742/brand/1/csg/1/fhir/r4
  • Direct secure messaging: markneimat@swhealth.cernerdirect.com
  • Direct secure messaging: mneimat@sjmc.cernerdirect.com

Organizations & group practices 14

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

View all 14

Hospital & facility affiliations 8

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": "1309478400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780444800000",
    "number": "1407143100",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 428",
            "city": "JACKSON",
            "state": "WY",
            "postal_code": "830010428",
            "telephone_number": "307-733-3636",
            "fax_number": "888-329-5701"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "625 E BROADWAY AVE",
            "city": "JACKSON",
            "state": "WY",
            "postal_code": "830018642",
            "telephone_number": "307-733-3636",
            "fax_number": "888-329-5701"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1311 N Mildred Rd",
            "address_purpose": "LOCATION",
            "city": "Cortez",
            "state": "CO",
            "postal_code": "813212231",
            "country_code": "US",
            "telephone_number": "970-565-6666",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NEIMAT",
        "first_name": "MARK",
        "middle_name": "MATTHEW",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-07-01",
        "last_updated": "2026-06-03",
        "certification_date": "2026-06-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CO",
            "license": "CDR.3892",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "UT",
            "license": "13244411-1205",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WY",
            "license": "10289A",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "142001100",
            "state": "WY"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "markneimat@swhealth.cernerdirect.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "1311 N Mildred Rd",
            "city": "Cortez",
            "state": "CO",
            "country_code": "US",
            "postal_code": "813212231",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mneimat@sjmc.cernerdirect.com",
            "affiliation": "N",
            "endpointDescription": "Direct Messaging Address for St John's Health",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Other",
            "address_1": "625 E Broadway Ave",
            "city": "Jackson",
            "state": "WY",
            "country_code": "US",
            "postal_code": "830018642",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Jackson, WY

Sources for this page

Verify at the official NPI Registry.