Gregg Mackuse

Drinker Biddle & Reath LLP

Gregg W. Mackuse has spent over two decades prosecuting, defending and monitoring complex matters in virtually the entire spectrum of complex commercial litigation. He has monitored and participated in multi-state litigation against individuals and entities, including banks, investment advisers and outside professionals.

Gregg also has conducted internal investigations and prepared analyses of possible corporate misconduct by management and outside professionals. In federal multidistrict litigation, he has assisted in monitoring and oversight of hundreds of claims in connection with a nationwide class action settlement.

Gregg’s experience with complex health care fraud litigation involves extensive document discovery, substantial fact and expert discovery, and detailed motion practice throughout the United States. He has represented a pharmaceutical manufacturer for many years and successfully litigated numerous complex insurance recovery matters.

Experience :

Health Care Litigation : Gregg served as trial counsel in state Attorney General litigation asserting violations of the state Medicaid fraud false claims act statute and deceptive trade practices act. He was also co-counsel in matters including :

  • Co-counsel in proposed class action against health insurance company asserting claims for violation of Pennsylvania Non-Profit Law, breach of contract and breach of fiduciary duty. Pennsylvania Supreme Court reversed intermediate appellate court’s dismissal of action.
  • Representation of two former employees in health care fraud litigation under Federal False Claims Act. The action involved millions of pages of documents, more than 100 fact and expert witnesses, numerous discovery disputes, and extensive motion practice and trial preparation. Following extensive mediation, the matter resulted in substantial settlement.

Gregg has defended a pharmaceutical manufacturer in multiple state court actions against claims of common law fraud, Medicaid fraud and violations of state deceptive trade practices acts. He also represented a pharmaceutical manufacturer in class action civil RICO suit brought by third-party payors.

Gregg also served as co-counsel in a successful appeal of an Attorney General action asserting violations of a state Medicaid fraud false claims act statute and deceptive trade practices act.

Insurance Litigation : Gregg successfully represented a corporate client seeking the recovery of defense costs from an insurance carrier under a directors’ and officers’ (D&O) liability policy. He has represented several state insurance commissioners in multi-stage litigation involving brokers, investment advisors, and financial institutions. Matters include :

  • Representing state insurance commissioner in multistate litigation handling and monitoring numerous litigations involving broker and investment adviser liability, lender liability, professional liability and fraudulent conveyances in effort to recover millions of dollars in assets. Representation included conducting internal investigation of corporate records and employees and the preparation of detailed legal analyses concerning proposed litigation.
  • Representing the Insurance Commissioner of the Commonwealth of Pennsylvania, as statutory liquidator for an insolvent insurer, successfully challenging actions by a financial institution seeking to set-off, as counterclaims and affirmative defenses, alleged debts of an agent of the insolvent insurer against tort claims of the statutory liquidator.

Higher Education Litigation : Gregg successfully represented a major academic institution in the recovery of defense and settlement costs for class action based on two of its research studies.

Education :

  • Villanova University School of Law, J.D., 1988, cum laude, Order of the Coif
  • University of Pennsylvania, 1984

Bar Admissions : New Jersey, Pennsylvania

Court Admissions :

  • U.S. Supreme Court
  • U.S. Court of Appeals, Second Circuit, Third Circuit, Sixth Circuit
  • U.S. District Court, Western District of Michigan
  • U.S. District Court, District of New Jersey
  • U.S. District Court, Eastern District of Pennsylvania
  • Pennsylvania Supreme Court


Rate : $$$

What types of cases Attorney Gregg Mackuse & Drinker Biddle & Reath LLP can handle?
Drinker Biddle & Reath LLP can handle cases related to laws concerning Litigation, Insurance, Education, Class Action, Health Care. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Drinker Biddle & Reath LLP located?
Drinker Biddle & Reath LLP is located at 1 Logan Square #2000, Philadelphia, PA 19103, USA. You can reach out to Drinker Biddle & Reath LLP using their phone line (215) 988-2550. You can also check their website or email them at [email protected].
How much would it cost to hire Drinker Biddle & Reath LLP?
Gregg Mackuse lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
Are Gregg Mackuse reviews trust-able?
We have the ratings and reviews moderation team who checks and verifies every review submitted on our website manually. You can trust all the reviews you see on Gregg Mackuse lawyer profile listing.

Rate and write a review

Your email address will not be published. Required fields are marked *

Is this your profile?Claim it now.

Make sure your information is up to date.
Drinker Biddle & Reath LLP
1 Logan Square #2000, Philadelphia, PA 19103, USA
Get directions

Tyler Nicoll

Crosspointe Drive 1019
Naples 34110 FL US

Rick Cofer

West Avenue 1002
Austin 78701 TX US

Brian Orlow

Main Street 71-18
11367 NY US

Lina Stillman

Broadway 42
New York 10006 NY US