MARK IRWIN M.D. NPI 1366433567

NPI Information

  • NPI: 1366433567
  • Provider Name: MARK IRWIN, M.D.
  • Classification: Internal Medicine - 207R00000X
  • Entity Type: Individual
  • Address: 2900 FRANK SCOTT PKWY W
    SUITE 904
    BELLEVILLE, IL
    ZIP 62223
  • Phone: (618) 234-0640

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NPI Details

Mark Irwin, M.D. is an internal medicine in Belleville, IL. 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. Mark Irwin, M.D. NPI is 1366433567. 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:

2900 FRANK SCOTT PKWY W
SUITE 904
BELLEVILLE, IL
ZIP 62223-000
Phone: (618) 234-0640
Fax: (314) 851-4475

The enumeration date for this NPI number is 11/4/2005 and was last updated on 9/21/2012.

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 Medicine336-023425ILLINOISYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
1000000010019OTHERILLINOISESSENCE
2129537OTHERILLINOISBCBS TRI ST
3129537OTHERILLINOISBCBS
4D14440OTHERILLINOISMERCY
50450347OTHERILLINOISUHC
6113626OTHERILLINOISHEALTHLINK
75561291OTHERILLINOISAETNA
8110182190MEDICARE PINILLINOIS
9127443OTHERILLINOISGHP
108221955OTHERILLINOISBCBS IL
11D14440MEDICARE UPINILLINOIS
12L69258MEDICARE PINILLINOIS
13036058840MEDICAIDILLINOIS

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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