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Grassi & Company

Accountants & Advisory Services

Our integrated team of compliance specialists, financial experts, certified public accountants, clinicians and licensed health professionals provides the research, guidance and framework necessary to streamline and grow healthcare practices as well as optimize their profitability. Grassi & Co. serves the east coast as well as clients across the country. Our healthcare accounting team provides practices with the following:

  • Accounting
  • Tax
  • Business
  • Valuation
  • Bookkeeping Services

Our affiliate, Grassi Healthcare Advisors, LLC dispenses advice to medical providers and healthcare organizations in the implementation of Transformation Strategy; Performance Improvement; Revenue Integrity; Investor Support; Compliance Advisory, and Patient Care Ombudsman.


John V. Pellitteri, CPA

John V. Pellitteri is a partner at Grassi & Company and runs the firm's healthcare services and small business divisions. He brings almost two decades of experience in accounting, auditing, tax planning and business consulting. His comprehensive accounting and taxation knowledge, combined with his healthcare consulting experience, allows him to develop an all-inclusive assessment of practices and medical facilities. He also uses time-tested strategies to enhance clients' businesses in other industries, including not-for-profit, architectural, real estate and professional service firms.

Because of John's extensive experience in healthcare, he is a frequent lecturer at healthcare industry forums such as local medical societies, office management societies, and hospital councils. John has authored numerous articles on fraud prevention, human resource issues, compliance and operations and was the main author for the Financial Success Advisor column in the previously published Nassau/Suffolk Hospital Council's Health & Hospital News.

John is an active member of the American Institute of Certified Public Accountants (AICPA) and the New York State Society of Certified Public Accountants (NYSSCPA) where he served on the Federal Taxation Committee and the New York State & Local Taxation Committee. In addition, he serves as Chairman of the Medical and Professionals Committee. Additionally, John is also active in philanthropic organizations and serves on the board of the Long Island Entrepreneurs Group, Inc. (LIEG) and the Health and Business Alliance (HBA) where he also serves as the treasurer. He was also selected as one of 2005's 40 Under 40 Rising Star professionals in the Long Island area by the Long Island Business News. John is a graduate of Hofstra University with a Bachelor of Business Administration Degree in Accounting.