MATTHEW THOMAS MIDDENDORF MD NPI 1629305784

NPI Information

  • NPI: 1629305784
  • Provider Name: MATTHEW THOMAS MIDDENDORF, MD
  • Classification: Internal Medicine - 207R00000X
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: FARENHOLT AVE. BLDG. 50
    AGANA HEIGHTS, GU
    ZIP 96910
  • Phone: (671) 344-9340

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NPI Details

Matthew Thomas Middendorf, MD is an internal medicine in Agana Heights, GU with 13 years of experience. The provider is a physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs. Matthew Thomas Middendorf, MD NPI is 1629305784. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: MERCER UNIVERSITY SCHOOL OF MEDICINE
Graduation Year:2013

The provider's business location address is:

FARENHOLT AVE. BLDG. 50
AGANA HEIGHTS, GU
ZIP 96910
Phone: (671) 344-9340

The NPI 1629305784 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, Part A Home Health Agency (HHA), Power Mobility Devices.

The enumeration date for this NPI number is 11/11/2009 and was last updated on 10/1/2025.

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
1207R00000XInternal MedicineMD39270SOUTH CAROLINAYes
2207RP1001XInternal MedicinePulmonary DiseaseM-2396GUAMNo
3207RP1001XInternal MedicinePulmonary DiseaseMD-P-2025-007GUAMNo
4207RP1001XInternal MedicinePulmonary DiseaseMD39270SOUTH CAROLINANo
5207RC0200XInternal MedicineCritical Care MedicineM-2396GUAMNo
6207RC0200XInternal MedicineCritical Care MedicineMD-P-2025-007GUAMNo
7207RC0200XInternal MedicineCritical Care MedicineMD39270SOUTH CAROLINANo

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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