Andrew Johnston MD, PHD
About this NPIWhat this record shows.
NPI 1497384796 is registered to Andrew Johnston MD, PHD, a Dermatology practising at 20 York St in New Haven, Connecticut. Dermatology is a medical specialty focused on conditions affecting the skin, hair, and nails, including acne, eczema, psoriasis, skin cancer screenings, and cosmetic procedures. Andrew Johnston MD, PHD has been enumerated in the National Provider Identifier (NPI) registry since 2020.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment 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
- I20240708002719DermatologyCT
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 Andrew Johnston MD, PHD accepts. To confirm in-network status with your specific health plan, contact Andrew Johnston MD, PHD directly at (203) 688-4242.
Frequently asked
Yes. NPI 1497384796 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Dermatology is a medical specialty focused on conditions affecting the skin, hair, and nails, including acne, eczema, psoriasis, skin cancer screenings, and cosmetic procedures.
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 (203) 688-4242.
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. Andrew Johnston MD, PHD is a Type-1 individual NPI.