Individual provider Active NPI

Chloe Eve Carpenter, C-AA

  • Anesthesiologist Assistant
  • Washington, DC
National Provider Identifier
1659964377
Registry record updated Oct 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiologist AssistantTaxonomy code 367H00000X
License
AA2000008 Issued in DC
Practice address
900 23Rd St NW
Washington, DC 20037-2342
Phone
(202) 715-4750
Fax
(202) 715-4759
NPI assigned
Feb 12, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 27, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiologist Assistant 367H00000X MO
Anesthesiologist Assistant 367H00000X AA2000008 DC Primary

Addresses

Primary practice location

900 23Rd St NW
Washington, DC 20037-2342

Mailing address

339 Consort Dr
Ballwin, MO 63011-4439
Phone (636) 386-9224

Other practice location 1

615 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone (636) 386-7679

Other practice location 2

438 N Thomas St
Arlington, VA 22203-2429
Phone (202) 568-0722

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20210929000145 DC Practitioner - Anesthesiology Assistant 3476954207 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology Assistant
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians
Medical Faculty Associates, IncGroup PAC ID 4082528898, 676 clinicians

Practice addresses (Care Compare)

1133 21St St NW
Medstar at Lafayette Centre
Washington, DC 20036-3390
Phone (202) 416-2000

900 23Rd St NW
Washington, DC 20037-2342
Phone (202) 715-4000

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Associate of Arts

State licenses

LicenseStateTypeSpecialty
AA2000008DCMDAnesthesiologist Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Medical Group Anesthesiology LLC CurrentSince Sep 1, 2021 Accepting new patients
Medstar Medical Group II LLC CurrentSince Sep 1, 2025 Accepting new patients
Medical Faculty Associates, Inc CurrentSince Sep 2, 2022 Accepting new patients
Medstar Medical Group II LLC CurrentSince Sep 1, 2025 Accepting new patients
Medstar Medical Group Anesthesiology LLC CurrentSince Sep 1, 2021 Accepting new patients

Locations

1145 19th St NW
Ste 311
Washington, DC 20036
Phone (202) 429-2401

110 Irving St NW
Washington, DC 20010
Phone (202) 877-2000

1133 21st St NW
Washington, DC 20036
Phone (202) 223-9040

900 23rd St NW
Washington, DC 20037
Phone (202) 715-4750

7503 Surratts Rd
Clinton, MD 20735
Phone (301) 868-8000

Organizations & group practices 5

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.

NPI Registry JSON

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

{
    "created_epoch": "1613088000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761523200000",
    "number": "1659964377",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "339 CONSORT DR",
            "city": "BALLWIN",
            "state": "MO",
            "postal_code": "630114439",
            "telephone_number": "636-386-9224",
            "fax_number": "636-386-7679"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "900 23RD ST NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200372342",
            "telephone_number": "202-715-4750",
            "fax_number": "202-715-4759"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "615 S New Ballas Rd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631418221",
            "country_code": "US",
            "telephone_number": "636-386-7679",
            "fax_number": "636-386-7679",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "438 N Thomas St",
            "address_purpose": "LOCATION",
            "city": "Arlington",
            "state": "VA",
            "postal_code": "222032429",
            "country_code": "US",
            "telephone_number": "202-568-0722",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CARPENTER",
        "first_name": "CHLOE",
        "middle_name": "EVE",
        "name_prefix": "Ms.",
        "credential": "C-AA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-02-12",
        "last_updated": "2025-10-27",
        "certification_date": "2025-10-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367H00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiologist Assistant",
            "state": "MO",
            "license": null,
            "primary": false
        },
        {
            "code": "367H00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiologist Assistant",
            "state": "DC",
            "license": "AA2000008",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 27, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.