Active NPI
Cityblock Ipa Ny, LLC
- Internal Medicine Physician
- Brooklyn, NY
National Provider Identifier
1407719339
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- Legal business name
- CITYBLOCK IPA NY, LLC
- Practice address
- 1259 Bedford Ave
Brooklyn, NY 11216-1813 - Phone
- (833) 904-2273
- NPI assigned
- Dec 8, 2025
- Last updated
- Dec 8, 2025
- Organization subpart
- Yes
- Parent organization
- CITYBLOCK HEALTH, INC.
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Oluwatoyin Ajayi, MD
- Title
- Ceo, Cityblock Health, Inc.
- Phone
- (347) 463-5529
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | NU | Primary |
Addresses
Primary practice location
1259 Bedford Ave
Brooklyn, NY 11216-1813
Mailing address
495 Flatbush Ave
Brooklyn, NY 11225-3706
National Provider Directory
National Provider DirectoryPractitioners & affiliated clinicians
Practitioners 22
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
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- Medical Physician Assistant
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- Emergency Medicine Physician
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NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1765152000000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1765152000000",
"number": "1407719339",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "495 FLATBUSH AVE",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112253706"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1259 BEDFORD AVE",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112161813",
"telephone_number": "833-904-2273"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "CITYBLOCK IPA NY, LLC",
"organizational_subpart": "YES",
"parent_organization_legal_business_name": "CITYBLOCK HEALTH, INC.",
"enumeration_date": "2025-12-08",
"last_updated": "2025-12-08",
"certification_date": "2025-12-02",
"status": "A",
"authorized_official_last_name": "AJAYI",
"authorized_official_first_name": "OLUWATOYIN",
"authorized_official_title_or_position": "CEO, CITYBLOCK HEALTH, INC.",
"authorized_official_telephone_number": "347-463-5529",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NU",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Brooklyn, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 8, 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.