Individual provider Active NPI

Christian Knobloch, DO

  • Critical Care Medicine (Internal Medicine) Physician
  • Bronx, NY
National Provider Identifier
1821730854
Registry record updated Dec 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
99841 Issued in NY
Practice address
234 E 149TH St
Bronx, NY 10451-5504
Phone
(706) 802-3025
NPI assigned
Apr 11, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 26, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 99841 NY Primary
Internal Medicine Physician 207R00000X 99841 GA
Infectious Disease Physician 207RI0200X 99841 NY

Addresses

Primary practice location

234 E 149TH St
Bronx, NY 10451-5504

Mailing address

321 E 79TH St Apt 2a
New York, NY 10075-0908
Phone (253) 217-6538

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
99841GAMDInternal Medicine Physician
99841NYMDInfectious Disease Physician
14044GAMDPhysician Assistant

Interoperability endpoints

  • Direct secure messaging: cknobloch628164@adventhealth.direct-ci.com

NPI Registry JSON

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

{
    "created_epoch": "1649635200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766707200000",
    "number": "1821730854",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "321 E 79TH ST APT 2A",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100750908",
            "telephone_number": "253-217-6538"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "234 E 149TH ST",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104515504",
            "telephone_number": "706-802-3025"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNOBLOCH",
        "first_name": "CHRISTIAN",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-04-11",
        "last_updated": "2025-12-26",
        "certification_date": "2025-12-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "NY",
            "license": "99841",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "GA",
            "license": "99841",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "NY",
            "license": "99841",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bronx, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 26, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.