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167 providers
Availability last updated 08/08/2025
Emergency Medicine
Karen launched her clinical career in the fast-paced Emergency Rooms of Christ Hospital and Hoboken University Medical Center, where she spent a decade refining her skills in acute and emergency care. This experience honed her ability to make critical, life-saving decisions and adapt swiftly to high-pressure situations.
Primary Care & Urgent Care
In 2020, Karen transitioned to urgent care settings in Central Jersey, broadening her expertise in Primary Care. This shift allowed her to cultivate meaningful patient relationships, manage chronic conditions, and address acute illnesses. Her adaptability and holistic approach became pivotal in delivering effective, compassionate care.
Specialization in Endocrinology
Currently, Karen’s focus is on Endocrinology, a field she finds deeply rewarding. She specializes in managing intricate conditions like diabetes, thyroid disorders, and metabolic challenges. Her patient-first approach ensures tailored, evidence-based solutions that empower individuals to achieve better health and well-being.
Commitment to Professional Growth
Karen actively engages in continuing education and professional development to remain at the forefront of advancements in medical science. She participates in seminars and workshops, ensuring her practice integrates the latest research and technologies.
Karen’s approach to healthcare is rooted in empathy, respect, and collaboration. She believes that every patient deserves a customized care plan, clear communication, and a trusted partnership to navigate their health journey. Her philosophy combines medical expertise with genuine compassion to ensure positive outcomes.
Karen is a dedicated wife and mother of three young children who keep her energized and inspired. She is also the proud owner of a Yorkie who completes the family. In her downtime, she channels her creativity into crafting and baking and unwinds with her favorite Netflix series. She loves outdoor adventures with her family and is passionate about maintaining a balanced life, both personally and professionally.
Karen Edgecomb, Physician Assistant
Physician Assistant
5 Walter E Foran Blvd
Suite 4000
Flemington, NJ 08822
Island Interventional Pain Management
At Island Interventional Pain Management in Commack, New York, patients benefit from having their care delivered by experienced interventional pain management specialist Rajmani Krishnan, MD. Dr. Krishnan gives every patient the individual attention they deserve and devotes as much time as they need to deliver excellent diagnostics and treatment.
Dr. Krishnan earned his medical degree from Manipal Academy of Higher Education (MAHE) in Manipal, India, graduating in 1998 with honors. He moved back to New York City for his anesthesiology residency at the Brookdale University Hospital and Medical Center in Brooklyn and stayed on as chief resident in anesthesiology.
In 2004, Dr. Krishnan completed his fellowship in pain medicine and regional anesthesia at the University of Iowa Hospitals and Clinics (UIHC) in Iowa City, Iowa.
At Island Interventional Pain Management, Dr. Krishnan treats patients with back and neck problems, including sciatica and spinal stenosis. He also specializes in managing challenging pain conditions like complex regional pain syndrome (CRPS). Treatments include innovative biologics such as platelet-rich plasma (PRP) injections.
Dr. Krishnan excels in advanced procedures and more complex invasive therapies, including spinal cord stimulation and dorsal root ganglion (DRG) stimulation, SI joint fusion, kyphoplasty for vertebral compression fractures, intrathecal pain pump implantation, Intracept® radiofrequency ablation, and minimally invasive lumbar decompression (MILD).
In addition to his impressive medical qualifications, Dr. Krishnan also has a Master of Business Administration (Finance) with distinction from Hofstra University on Long Island. He’s a member of the Beta Gamma Sigma business honor society (BGS) and a diplomate of the American Boards of Anesthesiology and Pain Medicine.
Dr. Krishnan enjoys traveling and playing chess during his free time and is a dedicated movie buff.
To benefit from Dr. Krishnan’s considerable expertise and experience, call Island Interventional Pain Management today or book an appointment online.
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Dr. Rajmani Krishnan, MD
Anesthesiologist
283 Commack Road
Suite 215
Commack, NY 11725
Frank Colarusso, DO, is board-certified in physical medicine and rehabilitation at Mercer-Bucks Orthopaedics in Hamilton, Lawrenceville, and Princeton, New Jersey, and Langhorne, Pennsylvania.
Dr. Colarusso maintains double-board certification, having recently recertified with both the American Medical Association, the American Board of Physical Medicine & Rehabilitation, and the American Osteopathic Association. With an attention to detail and passion for continuing education, Dr. Colarusso is proud to provide comprehensive non-operative musculoskeletal, spine, and sports medicine.
He specializes in MSK neck and back pain, EMG services, acute and chronic pain syndromes with medication management, dry needling, Osteopathic Manual Manipulation treatments as well as ultrasound-guided injections, nerve blocks, and biologics.
After receiving honors at Rider University in Lawrenceville, New Jersey, and Philadelphia College of Osteopathic Medicine in Pennsylvania, Dr. Colarusso remained in Pennsylvania to intern at St. Barnabas Health Care System. He later was the chief resident in Physical Medicine and Rehabilitation at Boston University Medical Center in Massachusetts.
Previously serving as one of three attending physicians at the 15th largest rehabilitation hospitals in the United States, Dr. Colarusso is proud to serve new and returning patients from the Mercer-Bucks Orthopaedics offices.
Dr. Frank Colarusso, DO
Physiatrist
10 Forrestal Road South
Suite 105
Princeton, NJ 08540
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Dr. Marcelo del Rio, PT, DPT has been a physical therapist for 5 years. Marcelo received my Doctorate Degree at Long Island University - Brooklyn. He has been in out-patient PT for 3 years is now doing in-home physical therapy with Reddy Care. His favorite condition to treat would include any neurological condition (Parkinoson's, MS etc.) as he is able to utilize his knowledge to help improve these patients' functional ability.
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Dr. Marcelo Del Rio, DPT
Physiatrist
1470 Sunrise Hwy
Bay Shore, NY 11706
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