Dr. Hailen Mak MD
About this NPIWhat this record shows.
NPI 1225083868 is registered to Dr. Hailen Mak MD, a Allergy Physician practising at 1101 Welch Rd, Suite A-2 in Palo Alto, California. Allergy Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Hailen Mak MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
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. Hailen Mak MD accepts. To confirm in-network status with your specific health plan, contact Dr. Hailen Mak MD directly at (650) 322-3847.
Frequently asked
Yes. NPI 1225083868 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Allergy 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 (650) 322-3847.
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. Hailen Mak MD is a Type-1 individual NPI.