Individual provider Active NPI

Sarah Dennison, MD

  • Pediatrics Physician
  • Rhinelander, WI
National Provider Identifier
1861576407
Registry record updated Feb 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
01085739A Issued in IN
Practice address
2251 N Shore Dr
Rhinelander, WI 54501-6713
Phone
(715) 361-4700
Fax
(715) 361-4319
NPI assigned
Oct 24, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 20, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 051065 LA
Pediatrics Physician 208000000X 85643-20 WI
Pediatrics Physician 208000000X 01085739A IN Primary
Pediatrics Physician 208000000X 036-108748 IL

Addresses

Primary practice location

2251 N Shore Dr
Rhinelander, WI 54501-6713

Mailing address

2251 N Shore Dr
Rhinelander, WI 54501-6713
Phone (715) 361-4700

Other identifiers 2

IdentifierTypeStateIssuer
940660057MedicaidIN
2465392MedicaidLA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL, LA, PA, WI4 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 4

Enrollment IDStateProvider typePAC IDDetails
I20050128000058 IL Practitioner - Pediatric Medicine 8325098221 Reassigns benefits to 4 organizations
I20180328001261 LA Practitioner - Pediatric Medicine 8325098221 Reassigns benefits to 1 organization
I20230127002847 PA Practitioner - Pediatric Medicine 8325098221 Reassigns benefits to 1 organization
I20250609001608 WI Practitioner - Pediatric Medicine 8325098221 Reassigns benefits to 1 organization

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036-108748ILMDPediatrics Physician
01085739AINMDPediatrics Physician
051065LAMDPediatrics Physician
85643-20WIMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Pittsburgh Physicians Pediatrics CurrentSince Jan 1, 2023 Accepting new patients
Affinity Health Group, LLC Pediatrics Current Accepting new patients
Esperanza Health Centers CurrentSince Jan 21, 2025 Accepting new patients
University of Pittsburgh Physicians CurrentSince Jan 1, 2023 Accepting new patients
Esperanza Health Centers Current Accepting new patients
Esperanza Health Centers CurrentSince Jan 21, 2025 Accepting new patients
Access Community Health Network CurrentSince Apr 1, 2012 Accepting new patients
Freeport Regional Health Care Foundation CurrentSince Dec 9, 2022 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Jun 16, 2025 Accepting new patients
Access Community Health Network Current Accepting new patients
University of Pittsburgh Physicians Current Accepting new patients
Affinity Health Group, LLC CurrentSince Apr 16, 2018 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Jun 16, 2025 Accepting new patients
Freeport Memorial Hospital CurrentSince Jan 10, 2024 Accepting new patients
Affinity Health Group, LLC CurrentSince Apr 16, 2018 Accepting new patients
Access Community Health Network CurrentSince Apr 1, 2012 Accepting new patients

Locations

245 S Gary Ave
Ste 200
Bloomingdale, IL 60108
Phone (630) 893-5230

600 W Fulton St
Ste 200
Chicago, IL 60661
Phone (312) 526-2000

29980 Network Pl
Chicago, IL 60673

3059 W 26th St
Chicago, IL 60623
Phone (312) 243-3769

2001 S California Ave
Chicago, IL 60608
Phone (773) 484-1201

2001 S California Ave
Ste 100
Chicago, IL 60608
Phone (773) 640-5785

1045 W Stephenson St
Freeport, IL 61032
Phone (815) 599-6105

600 N Rush St
Stockton, IL 61085
Phone (815) 235-3165

920 Oliver Rd
Monroe, LA 71201
Phone (318) 807-6267

2408 Broadmoor Blvd
Ste 2
Monroe, LA 71201
Phone (318) 807-0525

130 Desiard St
Ste 355
Monroe, LA 71201
Phone (318) 807-7875

2 Hot Metal St
#One
Pittsburgh, PA 15203
Phone (412) 432-5864

519 Penn Ave
Ste 206
Turtle Creek, PA 15145
Phone (412) 823-3121

400 W Glen St
Crandon, WI 54520
Phone (715) 478-3318

2251 N Shore Dr
Rhinelander, WI 54501
Phone (715) 361-2300

2251 N Shore Dr
Ste 100
Rhinelander, WI 54501
Phone (715) 361-2074

401 W Mohawk Dr
Ste 100
Tomahawk, WI 54487
Phone (715) 453-7700

Interoperability endpoints

  • Direct secure messaging: sdennison377095@direct.aspirus.org
  • FHIR API: https://api.platform.athenahealth.com/11903/brand/1/csg/1/fhir/r4

Organizations & group practices 16

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 16

NPI Registry JSON

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

{
    "created_epoch": "1161648000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771545600000",
    "number": "1861576407",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2251 N SHORE DR",
            "city": "RHINELANDER",
            "state": "WI",
            "postal_code": "545016713",
            "telephone_number": "715-361-4700",
            "fax_number": "715-361-4319"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2251 N SHORE DR",
            "city": "RHINELANDER",
            "state": "WI",
            "postal_code": "545016713",
            "telephone_number": "715-361-4700",
            "fax_number": "715-361-4319"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DENNISON",
        "first_name": "SARAH",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-10-24",
        "last_updated": "2026-02-20",
        "certification_date": "2026-02-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "LA",
            "license": "051065",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "WI",
            "license": "85643-20",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "IN",
            "license": "01085739A",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "IL",
            "license": "036-108748",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "940660057",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2465392",
            "state": "LA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Rhinelander, WI

Sources for this page

Verify at the official NPI Registry.