DR. JASON L PENG MD NPI 1124481270

NPI Information

  • NPI: 1124481270
  • Provider Name: DR. JASON L PENG, MD
  • Classification: Internal Medicine - 207RS0012X
  • Specialization: Sleep Medicine
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 676 N SAINT CLAIR ST STE 7-701
    CHICAGO, IL
    ZIP 60611
  • Phone: (312) 695-7950

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NPI Details

DR. Jason L Peng, MD is a sleep medicine internal medicine in Chicago, IL with 10 years of experience. The provider is an Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders. DR. Jason L Peng, MD NPI is 1124481270. 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:

676 N SAINT CLAIR ST STE 7-701
CHICAGO, IL
ZIP 60611-927
Phone: (312) 695-7950
Fax: (312) 926-4771

The NPI 1124481270 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 4/5/2016 and was last updated on 6/4/2025.

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
1207RC0200XInternal MedicineCritical Care Medicine036149345ILLINOISNo
2207RP1001XInternal MedicinePulmonary Disease036149345ILLINOISNo
3208M00000XHospitalist036149345ILLINOISNo
4207RS0012XInternal MedicineSleep Medicine036149345ILLINOISYes

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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