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

Gregg Cognac, PA-C is a medicare enrolled "Physician Assistant" in Mchenry, Illinois. 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 does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. 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
Location4201 W Medical Center Dr, Mchenry, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  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

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

Emmanuel Jean-jacques, PA-C
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Phone: 815-759-8070    Fax: 815-759-4931
Nilam M Patel, PA-C
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Practice Location: 4201 W Medical Center Dr, Mchenry, IL 60050
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Nicholas Counterman, PA-C
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Practice Location: 4309 W Medical Center Dr Ste B201, Mchenry, IL 60050
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Ms. Margaret Sorrells, PA-C
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Medicare: Medicare Enrolled
Practice Location: 4309 W Medical Center Dr Ste B300, Mchenry, IL 60050
Phone: 815-759-4224    Fax: 815-363-0136
Justin Duffy, PA-C
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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.