JASON N. MACKLIS M.D. – NPI #1003136458
Internal Medicine

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Health Care Provider Taxonomy Code for Internal Medicine

JASON MACKLIS is a physician located in PARK RIDGE, IL. NPPES has assigned the NPI number 1003136458 to JASON MACKLIS on June 08, 2010. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 207RH0003X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Hematology & Oncology

The NPI profile was last updated on Sep 25, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for JASON MACKLIS below.

NPI Profile for
JASON N. MACKLIS

NPI Number
1003136458
Enumeration Date

(more than 16 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
JASON N. MACKLIS
Credentials
M.D.
Primary location
1700 LUTHER LN STE 2200
PARK RIDGE, IL 60068-1270
Phone: (847) 268-8577 Fax:
Mailing address
29373 NETWORK PL
CHICAGO, IL 60673-1293
Phone: (847) 390-5900 Fax:
Sole Proprietor
No
Updated
Certification Date
Sep 25, 2025

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RH0003X
- Internal Medicine / Hematology & Oncology (Primary)		 IL 036133462

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

View All Endpoint(s)
Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
Affiliation
N
Endpoint Location
1700 LUTHER LN STE 2200,
PARK RIDGE, IL 77025-1669
Endpoint
https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Endpoint type
FHIR URL
Endpoint Description
Content Type
Affiliation
N
Endpoint Location
1700 LUTHER LN STE 2200,
PARK RIDGE, IL 77025-1669

Additional Information

Education
RUSH MEDICAL COLLEGE OF RUSH UNIVERSITY - Graduated 2010
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
JASON MACKLIS is affiliated with the following medical group(s):
  • HOSPITAL
    • ADVOCATE GOOD SHEPHERD HOSPITAL
      450 WEST HIGHWAY 22
      BARRINGTON, IL 60010
    • ADVOCATE ILLINOIS MASONIC MEDICAL CENTER
      836 WEST WELLINGTON AVENUE
      CHICAGO, IL 60657
    • ADVOCATE LUTHERAN GENERAL HOSPITAL
      1775 DEMPSTER ST
      PARK RIDGE, IL 60068
  • HOME HEALTH AGENCY
    • ADVOCATE HOME HEALTH CARE SERV
      2000 SPRINGER DRIVE
      LOMBARD, IL 60148

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If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
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Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.