Individual provider Active NPI

Erin Rieger

  • Hospitalist Physician
  • New York, NY
National Provider Identifier
1093459653
Registry record updated Jul 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
334830-01 Issued in NY
Practice address
520 E 70TH St
New York, NY 10021-9800
Phone
(212) 746-4071
Fax
(212) 746-4734
NPI assigned
Apr 20, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 2, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 334830-01 NY
Hospitalist Physician 208M00000X 334830-01 NY Primary

Addresses

Primary practice location

520 E 70TH St
New York, NY 10021-9800

Mailing address

520 E 70TH St
New York, NY 10021-9800
Phone (212) 746-4071

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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 1

Enrollment IDStateProvider typePAC IDDetails
I20251021001272 NY Practitioner - HospitalistPractitioner - Internal Medicine 6305334525 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Weill Medical College of CornellGroup PAC ID 6800709023, 2,023 clinicians

Practice addresses (Care Compare)

525 E 68TH St
New York, NY 10065-4870
Phone (212) 746-6445

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
334830-01NYMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Weill Medical College of Cornell Internal Medicine Current Accepting new patients
Weill Medical College of Cornell Internal Medicine CurrentSince Aug 14, 2025 Accepting new patients
Weill Medical College of Cornell CurrentSince Aug 14, 2025 Accepting new patients
The New York and Presbyterian Hospital Past Accepting new patients

Locations

1305 York Ave
Fl 8
New York, NY 10021
Phone (646) 962-3176

622 W 168th St
New York, NY 10032
Phone (212) 305-4931

525 E 68th St
New York, NY 10065
Phone (212) 746-2846

520 E 70th St
New York, NY 10021
Phone (212) 746-0838

Networks

  • Healthfirst Medicare Network H1722
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H5989

Interoperability endpoints

  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/
  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

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 5

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": "1650412800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751414400000",
    "number": "1093459653",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "520 E 70TH ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100219800",
            "telephone_number": "212-746-4071",
            "fax_number": "212-746-4734"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "520 E 70TH ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100219800",
            "telephone_number": "212-746-4071",
            "fax_number": "212-746-4734"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RIEGER",
        "first_name": "ERIN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-04-20",
        "last_updated": "2025-07-02",
        "certification_date": "2025-07-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "334830-01",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NY",
            "license": "334830-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.