• (717) 509-5151

Jonathan M Gransee, Psy.D.
Licensed Clinical Psychologist

Psychological and Forensic Evaluations
Serving Central/South-Central Pennsylvania, with offices in Lancaster and Philadelphia
Comprehensive and authoritative evaluations, from start to finish

Evaluations consist of:

  • Clinical interview – Time varies, but typically between 1 ½ to 2 hours in length
  • Review of any records
  • Collateral contacts (contact with individuals you feel will support your position)
  • Tests, as appropriate – MMPI-2, Wechsler IQ and Memory tests, MoCA, PAI, etc.
  • Written report – 7+ pages, typically

Dr. Gransee is a seasoned forensic evaluator, with 18 years of clinical experience conducting evaluations.

Dr. Gransee utilizes the most up-to-date, state-of-the-art testing procedures, for any testing that is required.

Dr. Gransee produces professionally written, highly respected evaluations. He writes with authority, boldness, and conviction.

Dr. Gransee has a streamlined approach that allows him to routinely return completed reports in 2 weeks or less.

Dr. Gransee routinely testifies in court, when requested, in support of his reports, and has a very effective court presence. Dr. Gransee has been repeatedly recognized, over the years, by the courts as a qualified expert in psychology, as well as in various specialty areas, such as child custody, or parenting capacity, or competency, etc. Also, while court testimony is sometimes required by the case, oftentimes the court will stipulate to his report, which means that the court accepts the report without the need for testimony.

“My goal is to provide you with a report that sets the standard for excellence, precision, and defensibility.”
– Dr. Gransee



Act 235 (Lethal Weapons Training/Security Agent Card Qualification) evaluations, Act 120 (Municipal Police Academy Qualification) evaluations, psychoeducational evaluations, and evaluations for other general purposes.

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Individual, couples and family therapy, based on an eclectic approach combining aspects of existential psychology, cognitive-behavioral thinking, and insight-oriented therapy. Dr. Gransee’s approach is direct, compassionate, and progress-oriented.

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Dr. Jonathan M. Gransee is a forensic and clinical psychologist in private practice in Lancaster, Pennsylvania, and Philadelphia, Pennsylvania.

Dr. Gransee practices primarily in the area of forensic psychological evaluations and court testimony for civil and criminal cases. Dr. Gransee is routinely retained by prosecution and defense counsel for his services. In addition, Dr. Gransee provides therapeutic interventions through individual, couples, and family counseling sessions. He works with the entire age range, from young children, to older adults.

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My Philosophy

“What we do today matters most”


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