Aysar Fathallah-Mammo MD
About this NPIWhat this record shows.
NPI 1144230921 is registered to Aysar Fathallah-Mammo MD, a Psychiatry practising at 1545 Atlantic Ave in Brooklyn, New York. Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia. Aysar Fathallah-Mammo MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Beyond the registryWhat this record adds.
It is enrolled in Medicare, linking to 1 PECOS enrollment record (with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 7,505 Psychiatry providers on file in New York.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
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
- I20040428000550Internal MedicineNY
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 Aysar Fathallah-Mammo MD accepts. To confirm in-network status with your specific health plan, contact Aysar Fathallah-Mammo MD directly at (800) 376-5566.
Frequently asked
Yes. NPI 1144230921 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia.
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 (800) 376-5566.
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. Aysar Fathallah-Mammo MD is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 7,505 Psychiatry providers are registered in New York, and Aysar Fathallah-Mammo MD is one of them. The figure refreshes each month from the federal source.