Dr. Walter Diak PH.D.
Also known as
- Professional nameDiak Iii, Walter F
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1235446741 is registered to Dr. Walter Diak PH.D., a Counseling Psychologist practising at 28870 US 19 N, Suite 357 in Clearwater, Florida. Counseling Psychologist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Walter Diak PH.D. has been enumerated in the National Provider Identifier (NPI) registry since 2010.
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
- I20260115002158Clinical PsychologistFL
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. Walter Diak PH.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Walter Diak PH.D. directly at (727) 280-6569.
Frequently asked
Yes. NPI 1235446741 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Counseling Psychologist 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 (727) 280-6569.
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. Walter Diak PH.D. is a Type-1 individual NPI.