NPIMap

Individual provider Active NPI

Preeyanka Rubiana Sundar

  • Gastroenterology Physician
  • Atlanta, GA
National Provider Identifier
1174973028
Registry record updated Jan 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
DR.0071345 Issued in CO
Practice address
615 Michael St NE Ste 201
Atlanta, GA 30322-3767
Phone
(404) 727-5596
Fax
(404) 727-5767
NPI assigned
Jun 21, 2016
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 7, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X DR.0071345 CO Primary
Internal Medicine Physician 207R00000X 268301 MA
Gastroenterology Physician 207RG0100X 90255 GA

Addresses

Primary practice location

615 Michael St NE Ste 201
Atlanta, GA 30322-3767

Mailing address

6 Jillian Dr
Assonet, MA 02702-1203
Phone (774) 627-5766

Other practice location 1

1301 S Crismon Rd
Mesa, AZ 85209-3767
Phone (480) 358-6100

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO
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
I20231228000328 CO Practitioner - Gastroenterology 3274914239 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Other, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

2525 S Downing St
Denver, CO 80210-5817

2535 D S Downing St
Suite 460
Denver, CO 80210-5817
Phone (303) 744-1065

2535 S Downing St
Denver, CO 80210-5850
Phone (303) 778-5797

9395 Crown Crest Blvd
Parker, CO 80138-8573
Phone (303) 269-4975

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
268301MAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Portercare Adventist Health System CurrentSince Feb 9, 2026 Accepting new patients
Portercare Adventist Health System CurrentSince Feb 9, 2026 Accepting new patients
Portercare Adventist Health System Past Accepting new patients

Locations

2352 Meadows Blvd
Ste 300
Castle Rock, CO 80109
Phone (303) 744-1961

2535 S Downing St
Ste 410
Denver, CO 80210
Phone (303) 260-2740

9403 Crown Crest Blvd
Ste 420
Parker, CO 80138
Phone (303) 925-4720

Organizations & group practices 4

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.

Hospital & facility affiliations 4

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": "1466467200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767744000000",
    "number": "1174973028",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6 JILLIAN DR",
            "city": "ASSONET",
            "state": "MA",
            "postal_code": "027021203",
            "telephone_number": "774-627-5766"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "615 MICHAEL ST NE STE 201",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303223767",
            "telephone_number": "404-727-5596",
            "fax_number": "404-727-5767"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1301 S Crismon Rd",
            "address_purpose": "LOCATION",
            "city": "Mesa",
            "state": "AZ",
            "postal_code": "852093767",
            "country_code": "US",
            "telephone_number": "480-358-6100",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SUNDAR",
        "first_name": "PREEYANKA",
        "middle_name": "RUBIANA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-06-21",
        "last_updated": "2026-01-07",
        "certification_date": "2026-01-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CO",
            "license": "DR.0071345",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "268301",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "GA",
            "license": "90255",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Atlanta, GA

Sources for this page

Verify at the official NPI Registry.