Dr. Matthias Karajannis MD
About this NPIWhat this record shows.
NPI 1174643167 is registered to Dr. Matthias Karajannis MD, a Pediatric Hematology & Oncology Physician practising at 1275 York Ave, Department Of Pediatrics, Box 234 in New York, New York. Pediatric Hematology & Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Matthias Karajannis MD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20110329000003Hematology/OncologyNY
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Matthias Karajannis MD accepts. To confirm in-network status with your specific health plan, contact Dr. Matthias Karajannis MD directly at (212) 639-3171.
Frequently asked
Yes. NPI 1174643167 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pediatric Hematology & Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (212) 639-3171.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Matthias Karajannis MD is a Type-1 individual NPI.