Robert Ishak M.D.
About this NPIWhat this record shows.
NPI 1295727790 is registered to Robert Ishak M.D., a Internal Medicine practising at 171 Ashley Ave in Charleston, South Carolina. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Robert Ishak M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2005.
Medicare enrollment
This provider holds 2 Medicare enrollments 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
- I20090528000312Internal MedicineMD
- I20210503000745Internal MedicineSC
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 Robert Ishak M.D. accepts. To confirm in-network status with your specific health plan, contact Robert Ishak M.D. directly at (843) 792-1414.
Frequently asked
Yes. NPI 1295727790 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (843) 792-1414.
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. Robert Ishak M.D. is a Type-1 individual NPI.