NPIMap

Individual provider Active NPI

Nathaniel Paulson, M.D.

  • Anesthesiology Physician
  • Sioux Falls, SD
National Provider Identifier
1700204674
Registry record updated Jan 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
17924 Issued in SD
Practice address
1305 W 18TH St
Sioux Falls, SD 57105-0401
Phone
(605) 333-1000
NPI assigned
Mar 28, 2014
Last updated
Jan 16, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 16, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X MD-52667 IA
Anesthesiology Physician 207L00000X 17924 SD Primary

Addresses

Primary practice location

1305 W 18TH St
Sioux Falls, SD 57105-0401

Mailing address

PO Box 820
Sioux Falls, SD 57101-0820
Phone (605) 261-6565

Other identifiers 1

IdentifierTypeStateIssuer
1700204674MedicaidWA

Other names 1

  • Nate Paulson Other name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IA, SD2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20240702004285 IA Practitioner - Anesthesiology 3476775750 Reassigns benefits to 4 organizations
I20260102000561 SD Practitioner - Anesthesiology 3476775750 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Sanford School of Medicine of University of South Dakota, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cep America - Anesthesia PCGroup PAC ID 3678897915, 849 clinicians
Anesthesia Physicians LTDGroup PAC ID 9133111438, 23 clinicians

Practice addresses (Care Compare)

1111 6TH Ave
Des Moines, IA 50314-2613
Phone (515) 247-3121

1305 W 18TH St
Sioux Falls, SD 57105-0401
Phone (605) 386-1084

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
67.35 of 100Reported as group
Quality
60.03
Improvement activities
40
Cost
64.44

Merit-based Incentive Payment System (MIPS)

Final score
73.51 of 100Reported as group
Quality
68.84
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD-52667IAMDAnesthesiology Physician
17924SDMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Nov 1, 2025 Accepting new patients
Medical Center Anesthesiologists, P.C. Anesthesiology CurrentSince Jul 1, 2024 Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Nov 1, 2025 Accepting new patients
Cep America - Anesthesia PC Anesthesiology Current Accepting new patients
Northwest Iowa Hospital Corporation CurrentSince Aug 1, 2025 Accepting new patients
Medical Center Anesthesiologists, P.C. CurrentSince Jul 1, 2024 Accepting new patients
MHC Anesthesia Services Anesthesiology CurrentSince Oct 1, 2024 Accepting new patients
Mercy Medical Center Current Accepting new patients
Anesthesia Physicians LTD Anesthesiology CurrentSince Dec 4, 2025 Accepting new patients

Locations

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 900-3125

701 10th St SE
Cedar Rapids, IA 52403
Phone (319) 398-6011

1111 6th Ave
Des Moines, IA 50314
Phone (515) 247-3121

411 Laurel St
Ste 3170
Des Moines, IA 50314
Phone (515) 283-0463

2720 Stone Park Blvd
Sioux City, IA 51104
Phone (712) 255-2324

801 5th St
Sioux City, IA 51101
Phone (712) 279-2010

1225 Jordan Creek Pkwy
Ste 180
West Des Moines, IA 50266
Phone (515) 283-0463

1755 59th Pl
West Des Moines, IA 50266
Phone (515) 247-4240

14700 28th Ave N
Ste 20
Plymouth, MN 55447
Phone (612) 559-3779

400 10th St E
Waconia, MN 55387

1305 W 18th St
Sioux Falls, SD 57105
Phone (605) 312-7300

Interoperability endpoints

  • Direct secure messaging: npaulson3954723@direct.trinity-health.org

Organizations & group practices 9

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.

Hospital & facility affiliations 7

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": "1395964800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768521600000",
    "number": "1700204674",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 820",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571010820",
            "telephone_number": "605-261-6565",
            "fax_number": "712-478-4086"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1305 W 18TH ST",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571050401",
            "telephone_number": "605-333-1000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PAULSON",
        "first_name": "NATHANIEL",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-03-28",
        "last_updated": "2026-01-16",
        "certification_date": "2026-01-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IA",
            "license": "MD-52667",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "SD",
            "license": "17924",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1700204674",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "NATE",
            "last_name": "PAULSON",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Sioux Falls, SD

Sources for this page

Verify at the official NPI Registry.