DR. John Michael Hayes, PH.D. is a family psychologist in Columbia, MD. The provider is a psychologist whose specialty is founded on principles of systems theory with the interpersonal system of the family the focus of assessment, intervention and research. DR. John Michael Hayes, PH.D. NPI is 1023224326. The provider is registered as an individual entity type. The NPPES NPI record indicates the provider is a male.
The provider's business location address is:
10632 LITTLE PATUXENT PKWY SUITE 308-A COLUMBIA, MD ZIP 21044-273 Phone: (410) 730-0100
The enumeration date for this NPI number is 5/15/2007 and was last updated on 9/11/2025.
The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:
NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.
This page was last updated on: 11/21/2025
NPI Synchronization or Removal
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