NPIMap

Individual provider Active NPI

Ryan Alvin Holt, MD

  • Anesthesiology Physician
  • Iron Mountain, MI
National Provider Identifier
1669430898
Registry record updated Dec 12, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
239932 Issued in NY
Practice address
325 E H St
Iron Mountain, MI 49801-4792
Phone
(906) 774-3000
NPI assigned
May 4, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 12, 2018

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pain Medicine (Anesthesiology) Physician 207LP2900X 52380-020 WI
Anesthesiology Physician 207L00000X 239932 NY Primary

Addresses

Primary practice location

325 E H St
Iron Mountain, MI 49801-4792

Mailing address

325 E H St
Iron Mountain, MI 49801-4792
Phone (906) 774-3000

Other identifiers 1

IdentifierTypeStateIssuer
100001898MedicaidWI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI, MI, WV3 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
I20081219000154 WI Practitioner - Anesthesiology 0042223554 Reassigns benefits to 6 organizations
I20230601001419 MI Practitioner - Anesthesiology 0042223554 Reassigns benefits to 1 organization
I20250801003100 WV Practitioner - Anesthesiology 0042223554 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Medical College of Wisconsin, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Osms Anesthesia LLCGroup PAC ID 3779020896, 23 clinicians
THS Physician Partners IncGroup PAC ID 9537316393, 366 clinicians
Bellin Anesthesia Associates SCGroup PAC ID 1254357684, 34 clinicians
Green Bay Anesthesia Assoc. SCGroup PAC ID 4486613858, 70 clinicians

Practice addresses (Care Compare)

1 Medical Ctr Dr
Morgantown, WV 26506-1200
Phone (304) 293-4500

2223 Lime Kiln Rd
Suite 1
Green Bay, WI 54311-6213
Phone (920) 965-9517

4605 Maccorkle Ave SW
South Charleston, WV 25309-1311
Phone (304) 414-4800

744 S Webster Ave
Green Bay, WI 54301-3505
Phone (920) 433-3500

835 S Van Buren St
Green Bay, WI 54301-3526
Phone (920) 433-0111

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
239932NYMDAnesthesiology Physician
52380-020WIMDPain Medicine (Anesthesiology) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Vituity-Wisconsin Anesthesia SC Anesthesiology CurrentSince Nov 1, 2024 Accepting new patients
West Virginia University Medical Corporation CurrentSince Jul 2, 2025 Accepting new patients
Orthopaedic Associates of Wisconsin, SC CurrentSince Dec 1, 2025 Accepting new patients
West Virginia University Medical Corporation Anesthesiology CurrentSince Jul 2, 2025 Accepting new patients
Vituity-Wisconsin Anesthesia SC Anesthesiology Current Accepting new patients
Osms Anesthesia LLC Anesthesiology CurrentSince Apr 21, 2025 Accepting new patients
Orthopaedic Associates of Wisconsin SC CurrentSince Dec 1, 2025 Accepting new patients
Green Bay Anesthesia Assoc. SC Anesthesiology CurrentSince Jun 1, 2025 Accepting new patients
Vituity-Wisconsin Anesthesia SC Anesthesiology CurrentSince Nov 1, 2024 Accepting new patients
Hospitalist Medicine Physicians of Michigan-Alpena PLLC Anesthesiology CurrentSince May 1, 2023 Accepting new patients
THS Physician Partners Inc Pain Medicine CurrentSince Nov 21, 2025 Accepting new patients
Adirondack Anesthesia Services, PC Anesthesiology Past Accepting new patients

Locations

2100 Powell St
Ste 400
Emeryville, CA 94608
Phone (510) 350-2638

3401 Ludington St
Escanaba, MI 49829
Phone (906) 786-3311

L3539
Columbus, OH 43260
Phone (304) 414-4800

225 S Executive Dr
Brookfield, WI 53005
Phone (262) 787-4026

835 S Van Buren St
Green Bay, WI 54301
Phone (888) 901-7246

2223 Lime Kiln Rd
Ste 1
Green Bay, WI 54311
Phone (920) 468-0246

Bin 88263
Milwaukee, WI 53288

2301 N Lake Dr
Milwaukee, WI 53211
Phone (414) 270-4932

1205 West American Dr
Neenah, WI 54956
Phone (920) 727-8144

N15W28300 Golf Rd
Pewaukee, WI 53072

9555 76th St
Pleasant Prairie, WI 53158
Phone (262) 577-8000

1 Medical Center Dr
Morgantown, WV 26506
Phone (304) 293-4500

4605 Maccorkle Ave SW
South Charleston, WV 25309
Phone (304) 414-4800

Organizations & group practices 15

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.

View all 15

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": "1146700800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1544572800000",
    "number": "1669430898",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "325 E H ST",
            "city": "IRON MOUNTAIN",
            "state": "MI",
            "postal_code": "498014792",
            "telephone_number": "906-774-3000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "325 E H ST",
            "city": "IRON MOUNTAIN",
            "state": "MI",
            "postal_code": "498014792",
            "telephone_number": "906-774-3000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOLT",
        "first_name": "RYAN",
        "middle_name": "ALVIN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-04",
        "last_updated": "2018-12-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207LP2900X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Pain Medicine",
            "state": "WI",
            "license": "52380-020",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NY",
            "license": "239932",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100001898",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Iron Mountain, MI

Sources for this page

Verify at the official NPI Registry.