Dr. John Chang M.D.
About this NPIWhat this record shows.
NPI 1073516027 is registered to Dr. John Chang M.D., a Ophthalmology Physician practising at 169 N Middletown Rd in Pearl River, New York. Ophthalmology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. John Chang M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2005.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 132998987NY· Issued by TAX ID
- P00014839NY· Issued by PALMETTO GBA RAILROAD MEDICARE
Medicaid
- 02362274NY
Source: NPPES public registry.
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
- I20050620000184OphthalmologyNY
- I20070213000255OphthalmologyNJ
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. John Chang M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. John Chang M.D. directly at (845) 735-5666.
Frequently asked
Yes. NPI 1073516027 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Ophthalmology 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 (845) 735-5666.
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. John Chang M.D. is a Type-1 individual NPI.