DOUGLAS MAO NPI 1619597648

NPI Information

  • NPI: 1619597648
  • Provider Name: DOUGLAS MAO
  • Classification: Counselor - 101YM0800X
  • Specialization: Mental Health
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 21641 RIDGETOP CIR STE 210
    STERLING, VA
    ZIP 20166
  • Phone: (703) 771-5155

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NPI Details

Douglas Mao is a mental health counselor in Sterling, VA with 8 years of experience. Douglas Mao NPI is 1619597648. 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:

21641 RIDGETOP CIR STE 210
STERLING, VA
ZIP 20166-597
Phone: (703) 771-5155

The NPI 1619597648 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment.

The enumeration date for this NPI number is 4/20/2020 and was last updated on 5/30/2025.

Taxonomy Codes

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:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1101YM0800XCounselorMental Health0701014878VIRGINIAYes

What is NPI?

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

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