Active NPI
Nyc Medical Doctor P.C.
- Geriatric Medicine (Internal Medicine) Physician
- Brooklyn, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Geriatric Medicine (Internal Medicine) Physician
- License
- 215006
- Legal business name
- NYC MEDICAL DOCTOR P.C.
- Practice address
- 699 Stanley Ave Ste B
Brooklyn, NY 11207-7905 - Phone
- (347) 689-8880
- Fax
- (347) 689-8860
- NPI assigned
- Apr 13, 2011
- Last updated
- Mar 7, 2025
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Ilya Kleyn, M.D
- Title
- M.D.
- Phone
- (347) 689-8880
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 |
|---|---|---|---|---|
| Geriatric Medicine (Internal Medicine) Physician | 207RG0300X | 215006 | NY | Primary |
Addresses
Primary practice location
699 Stanley Ave Ste B
Brooklyn, NY 11207-7905
Mailing address
699 Stanley Ave
Brooklyn, NY 11207-7905
Phone (347) 689-8880
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY
Enrollment records 1
Laboratory certificates & supplier records
Derived by NPIMapThese CMS records do not include an NPI. They are shown because their name and street address match this provider’s.
CLIA laboratory certificates
| CLIA number | Laboratory | Certificate | Expires |
|---|---|---|---|
| 33D2042119 | Nyc Medical Doctor PC | Certificate of waiver | Jun 5, 2028 |
National Provider Directory
National Provider DirectoryLocations
699 Stanley Ave
Ste B
Brooklyn, NY 11207
Phone (347) 689-8880
Practitioners & affiliated clinicians
Practitioners 18
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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NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1302652800000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1741305600000",
"number": "1831489798",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "699 STANLEY AVE",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112077905",
"telephone_number": "347-689-8880",
"fax_number": "347-689-8860"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "699 STANLEY AVE STE B",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112077905",
"telephone_number": "347-689-8880",
"fax_number": "347-689-8860"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "NYC MEDICAL DOCTOR P.C.",
"organizational_subpart": "NO",
"enumeration_date": "2011-04-13",
"last_updated": "2025-03-07",
"certification_date": "2025-03-07",
"status": "A",
"authorized_official_last_name": "KLEYN",
"authorized_official_first_name": "ILYA",
"authorized_official_title_or_position": "M.D.",
"authorized_official_telephone_number": "347-689-8880",
"authorized_official_credential": "M.D"
},
"taxonomies": [
{
"code": "207RG0300X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Internal Medicine, Geriatric Medicine",
"state": "NY",
"license": "215006",
"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 Mar 7, 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.