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About
Diana Yastrovskaya represents a wide array of clients in regulatory matters and litigation, with a specialization in defending companies and individuals in healthcare-related criminal, civil and administrative proceedings. These complex matters include cases brought in jurisdictions across the country by the Department of Justice, State Attorneys General, the Department of Health and Human Services-OIG, Drug Enforcement Administration, Medicaid Fraud Control Units, and Licensing Boards. Diana is fluent in Russian and has been acclaimed as a “Rising Star” by industry publications.
Prior to joining the Health Law Alliance, Diana worked for a New York healthcare law firm, where she advised entities throughout the healthcare delivery supply chain, including health systems, IDNs, laboratories, MSOs, pharmacies, physicians, sales and marketing representatives, and other individuals and private equity investors associated with these clients. Diana formerly worked in products liability, with particular focus on the regulatory aspects of the healthcare industry, including pharmaceuticals and medical devices.
Diana earned her Juris Doctor from the Benjamin N. Cardozo School of Law, magna cum laude, where she was an editor for the Cardozo Law Review. Diana graduated from Pace University, cum laude, with a B.S. in Biology and Chemistry minor.
Admissions: New York
Recent victories
This week, Health Law Alliance achieved full reversal of a PBM credentialing denial for a New York pharmacy—mere weeks after it received a termination notice. Read more to learn how Health Law Alliance’s tireless advocacy can help your pharmacy in credentialing disputes.
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Facing an Optum PBM audit that threatened network participation, a New York pharmacy turned to Health Law Alliance for strategic legal guidance, resulting in a successful audit resolution and uninterrupted network status.
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We are proud to announce that the Health Law Alliance has successfully reversed a network termination from OptumRx for a Michigan-based independent pharmacy.
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Health Law Alliance successfully overturned more than $30,000 in alleged inventory discrepancy findings asserted by Express Scripts’ Special Investigations Unit (SIU) against a Texas pharmacy.
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Health Law Alliance successfully secured a full reversal of a Medi-Cal payment suspension for a California pharmacy, overturning speculative allegations made by the Department of Health Care Services. This case highlights the firm’s ability to protect healthcare providers against unjust enforcement actions and the critical value of experienced legal counsel in Medicaid and insurance disputes.
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Health Law Alliance secured a major win for independent pharmacies with the dismissal of Cardinal Health’s lawsuit, exposing it as a baseless attempt to intimidate smaller providers. This outcome reinforces the firm’s commitment to protecting healthcare businesses from corporate overreach.
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Due to Health Law Alliance’s advocacy, a prominent DME vendor in Texas had their billing privileges reinstated this week, without having to jump through the arduous, costly hoops of a fair hearing in front of an Administrative Law Judge or a Departmental Appeals Board review.
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Telemedicine business models may prompt regulatory scrutiny, including board investigations. In this case, HLA's experienced defense attorneys successfully resolved a three-year, multi-state investigation with no licensing or other implications.
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Health Law Alliance successfully reversed Optum’s termination of a Texas pharmacy from its network, protecting the pharmacy from severe financial and reputational damage. Our healthcare attorneys used strategic legal expertise and negotiations to overturn the decision, ensuring the pharmacy could continue serving patients. This victory highlights our dedication to strong advocacy and proven results.
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Health Law Alliance is pleased to announce that Optum recently agreed to reverse its network termination of a Texas pharmacy client despite significant claim discrepancies based on inventory shortages, patient denials, and other alleged violations of the terms and conditions of the Provider Manual and network enrollment agreements.
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Health Law Alliance has successfully challenged Optum Rx's termination decisions for numerous pharmacies, ensuring they can continue to operate and serve their communities. These victories highlight the firm's expertise in healthcare law and its dedication to protecting pharmacy clients from unjust PBM actions.
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PBMs are huge companies that often use their market power in an abusive and predatory manner. This case study and successful network appeal provides an example of why experienced PBM audit defense attorneys are necessary to hold PBMs legally accountable and protect your rights.
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Following a PBM audit that uncovered a $6.5 million billing discrepancy, federal prosecutors opened an investigation. After HLA was retained, the U.S. Attorney's Office for the Eastern District of Pennsylvania agreed to a $2.5 million civil settlement in which the Owner denied all wrongdoing.
Read MorePBM audits may result in collateral consequences, including licensing and disciplinary proceedings. In this case, HLA's experienced defense attorneys successfully convinced the State Board to decline further investigation, effectively resolving the matter at an early stage.
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