Dr. William Johnston M.D.
Also known as
- Formerly known asJohnston, William G.
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1568449320 is registered to Dr. William Johnston M.D., a Urology Physician practising at 110 Main St in Hyannis, Massachusetts. Urology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. William Johnston 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.
Medicaid
- 2045133MA
Other
- 340000696MA· Issued by RAILROAD MEDICARE
- 000000029926MA· Issued by BMC HEALTHNET
- 2077564001MA· Issued by CIGNA
- L15100MA· Issued by BLUE CROSS BLUE SHIELD
- 27036MA· Issued by HARVARD PILGRIM HEALTH
- 757982MA· Issued by TUFTS HEALTH PLAN
Source: NPPES public registry.
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. William Johnston M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. William Johnston M.D. directly at (508) 771-9550.
Frequently asked
Yes. NPI 1568449320 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Urology 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 (508) 771-9550.
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. William Johnston M.D. is a Type-1 individual NPI.