Dr. Guy Vin Chang M.D.
About this NPIWhat this record shows.
NPI 1154718955 is registered to Dr. Guy Vin Chang M.D., a Geriatric Medicine (Internal Medicine) Physician practising at 110 Irving St Nw in Washington, Washington DC. Geriatric Medicine (Internal Medicine) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Guy Vin Chang M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2015.
Your brand here.
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
- I20180821003995Internal MedicineSD
- I20220829003825Geriatric MedicineDC
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. Guy Vin Chang M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Guy Vin Chang M.D. directly at (202) 877-7000.
Frequently asked
Yes. NPI 1154718955 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Geriatric Medicine (Internal Medicine) 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 (202) 877-7000.
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. Guy Vin Chang M.D. is a Type-1 individual NPI.