Gregg Cognac, PA-C - Medicare Physician Assistant in Mchenry, IL

Gregg Cognac, PA-C is a medicare enrolled "Physician Assistant" in Mchenry, Illinois. He graduated from nursing school in 2017 and has 8 years of diverse experience with area of expertise as Physician Assistant. He is a member of the group practice Northwestern Medical Faculty Foundation and his current practice location is 4201 W Medical Center Dr, Mchenry, Illinois. You can reach out to his office (for appointments etc.) via phone at (815) 759-3100.

Gregg Cognac is licensed to practice in Illinois (license number 085001346) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1467409508.

Contact Information

Gregg Cognac, PA-C
4201 W Medical Center Dr,
Mchenry, IL 60050-8409
(815) 759-3100
(815) 363-9094

Map and Direction




Provider's Profile

Full NameGregg Cognac
GenderMale
SpecialityPhysician Assistant
Experience8 Years
Location4201 W Medical Center Dr, Mchenry, Illinois
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Gregg Cognac graduated from nursing school in 2017
  NPI Data:
  • NPI Number: 1467409508
  • Provider Enumeration Date: 05/27/2006
  • Last Update Date: 05/05/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0446359061
  • Enrollment ID: I20070622000375

Medical Identifiers

Medical identifiers for Gregg Cognac such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1467409508NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant 085001346 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northwestern Medicine Mchenry HospitalMchenry, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northwestern Medical Faculty Foundation45875768143871

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Gregg Cognac is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Gregg Cognac, PA-C
4201 W Medical Center Dr,
Mchenry, IL 60050-8409

Ph: (815) 759-3100
Gregg Cognac, PA-C
4201 W Medical Center Dr,
Mchenry, IL 60050-8409

Ph: (815) 759-3100

Reviews and Comments


Physician Assistant Nurses in Mchenry, IL

Nilam M Patel, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 4201 W Medical Center Dr, Mchenry, IL 60050
Phone: 815-344-5000    
Holly Rusch, CSA
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 4309 W Medical Center Dr Ste B310, Mchenry, IL 60050
Phone: 815-759-4368    Fax: 815-759-4439
Nicholas Counterman, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 4309 W Medical Center Dr Ste B201, Mchenry, IL 60050
Phone: 847-535-7271    Fax: 847-802-7399
Ms. Margaret Sorrells, PA-C
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 4309 W Medical Center Dr Ste B300, Mchenry, IL 60050
Phone: 815-759-4224    Fax: 815-363-0136
Justin Duffy, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 4309 W Medical Center Dr Ste A200, Mchenry, IL 60050
Phone: 815-759-8070    Fax: 815-759-4931
Mr. Edward Timothy Leblanc, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 4309 W Medical Center Dr Ste A200, Mchenry, IL 60050
Phone: 815-759-8070    Fax: 815-759-4931
Mitchell Clark Palmer, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 4309 W Medical Center Dr Ste A200, Mchenry, IL 60050
Phone: 815-759-8070    Fax: 815-759-4931

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.