John M. LeBlanc

Partner

Healthcare Litigation

Contact

jleblanc@manatt.com
Phone: 310.312.4228

Services

Industries

Manatt Health

Trial counsel for a disability insurer sued for breach of contract and bad faith for refusal to pay benefits due to the insured’s fraudulent claim. The jury returned a complete defense verdict in favor of the insurer.

Co-lead trial counsel for a California health care service plan sued for wrongful rescission. The Court issued a directed verdict in favor of John’s client.

Lead trial counsel for a California health care service plan in an action brought by a physician for wrongful termination from its network. The case settled quickly after the court granted all motions in limine argued by John.

Represented the leading health insurance industry trade association in California in its challenge to guidance proposed by the California Department of Insurance.

Represented a California health insurer in obtaining a summary judgment in which the court held that the insurer properly rescinded the policy based on material misrepresentations and omissions on the health insurance application.

Lead trial counsel for a California health insurer that obtained a summary judgment in which the court held that the insurer properly denied coverage to a family member based on the insured’s failure to properly add the family member as an insured on the policy.

Lead trial counsel for an Arizona health plan that obtained summary judgment against an out-of-network pharmaceutical provider that claimed the plan owed it 50 times the amount allowed under the plan’s evidence of coverage.

Lead trial counsel for a California health insurer that obtained summary judgment against an out-of-network surgical center that claimed the insurer authorized and promised to pay the provider exorbitant billed charges.

Lead trial counsel for a California health plan that defeated class certification against a plaintiff alleging that the plan’s marketing materials and communications to members were deceptive and misleading.

Memberships

Admitted to practice in California, as well as the U.S. District Court for the Northern, Eastern, Central and Southern Districts of California and the United States Court of Appeals for the Ninth Circuit.

American Association of Health Lawyers.

Co-author, “Litigating the Scope of ERISA’s ‘Catchall’ Civil Enforcement Provision,” DRI ERISA Report, April 17, 2020.

Co-author, “No More Surprise Medical Bills: California Assembly Bill 72,” Manatt Health Update, June 20, 2018.

Co-author, “Empowering States to Regulate Their Insurance Markets,” Manatt Health Update, May 22, 2018.

Co-author, “Mental Health and Minors: Proceed With Caution!” Manatt Health Update, April 23, 2018.

Co-author, “The Risk Corridors Program: Should the Government Pay?” Manatt Health Update, April 23, 2018.

Co-author, “Applying Escobar’s Heightened Materiality Standard: Limiting FCA Liability,” Manatt Health Update, February 21, 2018.

Co-author, “CMS Final Rule Reduces Reimbursement Rates for 340B-Eligible Hospitals,” Manatt Health Update, December 18, 2017.

Co-author, “The Legality of Cost-Sharing Reduction Payments Under the ACA,” Manatt Health Update, November 21, 2017.

Co-author, “Justice Department Abandons Medicare Advantage FCA Suit Against UnitedHealth,” Manatt Health Update, October 24, 2017.

Co-author, “Using Statistical Sampling in False Claims Act Cases,” Manatt Health Update, August 23, 2017.

Co-author, “ERISA Procedural Rights Violations Can Still State Federal Claims,” Manatt Health Update, May 24, 2017.

Co-author, “CMS Issues Rules to Help Stabilize Health Insurance Market,” Manatt Health Update, April 23, 2017.

Co-author, “Third-Party Payment of Premiums: Controversy and HHS Guidance,” Manatt Health Update, March 23, 2017.

Co-author, “Escobar's Impact: Recent Application of "Materiality" in Ninth Circuit,” Manatt Health Update, October 20, 2016.

Co-author, “How will AB 72 and Similar Laws Impact Provider/Payer Disputes?” Manatt Health Update, October 20, 2016.

Co-author, “Difficult Choices for Healthcare Providers as California Legalizes Assisted Suicide,” Manatt Health Update, August 24, 2016.

Co-author, “California Supreme Court Clarifies Constitutional Limits on Punitive Damages,” Manatt Health Update, July 27, 2016.

Co-author, “Scalia's Death Has Limited Impact on Major Healthcare Cases,” Manatt Health Update, July 27, 2016.

Co-author, “Real-Time Data Analytics in Government Investigations and Reducing Exposure,” Manatt Health Update, June 23, 2016.