NPIMap

Individual provider Active NPI

Melanie Natasha Rayan, MD

  • Endocrinology, Diabetes & Metabolism Physician
  • Rapid City, SD
National Provider Identifier
1922617869
Registry record updated Oct 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
License
15781 Issued in SD
Practice address
640 Flormann St
Rapid City, SD 57701-4679
Phone
(605) 755-3300
NPI assigned
Jul 27, 2020
Last updated
Oct 3, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 3, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Endocrinology, Diabetes & Metabolism Physician 207RE0101X 15781 SD Primary

Addresses

Primary practice location

640 Flormann St
Rapid City, SD 57701-4679

Mailing address

325 N State of Franklin Rd
Johnson City, TN 37604-6056
Phone (423) 439-7280

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in SD
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
I20250812003016 SD Practitioner - Endocrinology 9537667167 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Endocrinology
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

640 Flormann St
Rapid City, SD 57701-4679
Phone (605) 755-3300

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Monument Health Rapid City Hospital, Inc CurrentSince Jun 18, 2025 Accepting new patients
Monument Health Rapid City Hospital Inc CurrentSince Jun 18, 2025 Accepting new patients
Monument Health Rapid City Hospital, Inc. Past Accepting new patients

Locations

353 Fairmont Blvd
Rapid City, SD 57701
Phone (605) 719-1000

640 Flormann St
Rapid City, SD 57701
Phone (605) 341-3140

Organizations & group practices 3

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 23

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

View all 23

NPI Registry JSON

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

{
    "created_epoch": "1595808000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759449600000",
    "number": "1922617869",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "325 N STATE OF FRANKLIN RD",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376046056",
            "telephone_number": "423-439-7280",
            "fax_number": "423-439-7314"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "640 FLORMANN ST",
            "city": "RAPID CITY",
            "state": "SD",
            "postal_code": "577014679",
            "telephone_number": "605-755-3300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RAYAN",
        "first_name": "MELANIE",
        "middle_name": "NATASHA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-07-27",
        "last_updated": "2025-10-03",
        "certification_date": "2025-10-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "SD",
            "license": "15781",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Rapid City, SD

Sources for this page

Verify at the official NPI Registry.