• 1982

    Seeds of Change

    Hal Teitelbaum, MD, establishes a solo practice in Internal Medicine/Hematology/Oncology in the Town of Wallkill.

  • 1984
    R Dinsmore, MD

    A Two-Physician Partnership

    H. Teitelbaum, MD, JD, MBA and R. Dinsmore, MD, specialize in Medical Oncology, Hematology and Internal Medicine.

  • 1989

    Goshen Historic Recognition

    Goshen Post Office is added to the National Register of Historic Places.

    Heavy Entertainment in Orange County

    American heavy metal band Metallica, plays at the Orange County Fairgrounds on July 14th.

  • 1991

    Orange Oncology, P.C., Established

    A premier sub-specialty group practice in Medical Oncology and Hematology.

    300 Crystal Run Road Opens in Town of Wallkill

  • 1994
    Manuel C. Perry, MD

    A New Practice Partner

    Manuel C. Perry, MD, joins Drs. Teitelbaum and Dinsmore.

  • 1996

    The Birth of Crystal Run

    Crystal Run Healthcare is established as a multi-specialty group medical practice.

  • 1997

    Liberty Office Opens

  • 1998

    First Rock Hill
    Office Opens

    Palisades Center Opens in West Nyack

    It becomes one of the nation's largest retail malls.

  • 1999

    Goshen Office Opens

    It Includes the first Crystal Run Urgent Care.

    Crystal Run Introduces the Region’s First Filmless Imaging Center

    Crystal Run Adopts Electronic Health Records (EHRs) Crystal Run Adopts Electronic Health Records (EHR)
  • 2002

    155 Crystal Run Road Opens in the Town of Wallkill

    New location provides state-of-the-art facilities, and expanded specialty and in-house services.

    Crystal Run Opens the Region’s First Digital Mammography Unit

  • 2004

    New Rock Hill Office Opens

    Crystal Run brings Rock Hill an 81,000-square-foot, state-of-the-art medical facility.

  • 2006
    MJoint Commission Accreditation

    Joint Commission Accreditation

    Crystal Run Becomes the First Accredited Private Practice in New York State.

    Hudson Valley Walk to Cure Arthritis is Established in Orange County

    Crystal Run partners with the Arthritis Foundation as a Gold Sponsor.

    Sullivan County's Pavillion Amphitheater Opens at Bethel Woods Center for the Arts

  • 2007

    Crystal Run Receives NextGen Large Group Practice Award

    Crystal Run is the Presenting Sponsor of the Classic 10K Road Race Weekend

    Historic Orange County race started in 1981, inspired by Olympic Gold Medalist Frank Shorter.

  • 2008

    Satellite Offices Open in Harriman, Monroe and Warwick

    Museum at Bethel Woods Center for the Arts Opens

    Multi-media experience tells the story of the 1969 Woodstock Music Festival.

  • 2009

    Crystal Run Named a National Committee for Quality Assurance Level III Patient Centered Medical Home

    95 Crystal Run Road Opens in Town of Wallkill

    Provides the area’s first 3T MRI, an Ambulatory Surgery Center, and a dedicated Women’s Imaging Center.

  • 2010

    Crystal Run Receives ASCO Quality Oncology Practice Initiative Certification

    Crystal Run is one of the first 16 practices in 2010's "charter class".

    HealthLeaders Media Recognizes Crystal Run’s "Top Leadership Team in Healthcare," Group Medical Practice

  • 2011

    Crystal Run Urgent Care is Region’s First Accredited by the Joint Commission and Certified by the Urgent Care Association of America

    CNN Money Names Pearl River One of the 100 Best Places to Live

  • 2012

    Warwick Expansion of Ronald Reagan Blvd Offices

    Open to include Women’s Health with the addition of Women’s Imaging services, General Surgery, and Primary Care and Pediatrics.

    Urgent Care Opens in Monroe

    Crystal Run Becomes an NCQA Level II Accountable Care Organization (ACO)

    Crystal Run Healthcare is the first NCQA accredited ACO in New York State; among the first six NCQA accredited ACOs in the nation; and among the first 27 ACOs nationally to participate in the Medicare Shared Savings Program (MSSP).

  • 2013

    109 Rykowski Lane
    Administrative Building Opens in the Town of Wallkill

    Middletown’s Population Reaches 27,783 – 9.4% growth since 2000

  • 2014

    New Medical Office and Urgent Care in New Windsor

    New Cardiology Offices in Valley Cottage, NY, Northvale, NJ, and New York City

    New locations in Port Jervis, Pearl River, and West Nyack

    Crystal Run has New York State’s First and Only ABRET Accredited EEG Lab

    Crystal Run has the state’s only Electroencephalography (EEG) laboratory accredited by the EEG Laboratory Accreditation Board (LAB-EEG) of the American Board of Registration of Electroencephalographic and Evoked Potential Technologists (ABRET).

    Mount Sinai-Crystal Run Alliance for Healthcare Transformation Established

    The Alliance is designed to further the "Triple Aim" —Better Care, Better Health, and Lower Cost.

    Crystal Run Hosts the First Annual NY Regional Summit on Healthcare Transformation

    Crystal Run Awarded by the NCQA Diabetes Recognition Program (DRP)

    DRP recognizes an elite group of clinicians who deliver high-quality care to patients with diabetes.

  • 2015

    Crystal Run Health Insurance Company, Inc., Launches

    New Locations in Stony Point, Milton, Pomona, Goshen, Suffern, Monroe, Nyack, and West Nyack

    Cutting-Edge Newburgh Facility Opens

    The 70,000-square-foot facility uses LEAN principles to promote patient safety, efficiency, and service excellence.

  • 2016

    Crystal Run Healthcare Celebrates 20th Anniversary

    Practice celebrates 20 years of better health in Orange County.

    Crystal Run Presented with 2016 Congressional Advocacy Award from AMGA

    American Medical Group Association (AMGA) recognizes Crystal Run for its efforts in advancing AMGA's advocacy agenda on Capitol Hill.

    Crystal Run Managing Partner and CEO, Dr. Hal Teitelbaum, Received Prestigious Ruth and James Ottaway Medal from Orange County Citizens Foundation

    Dr. Hal Teitelbaum awarded for his continuous dedication and significant contributions to Orange County, NY.

    Haverstraw Pediatrics Joins Crystal Run Healthcare

    Physicians of Haverstraw Pediatrics join Crystal Run to provide compassionate, comprehensive, and exceptional care to children - from birth through adolescence.

    Crystal Run West Nyack Opens

    Crystal Run's first multi-specialty building opens in West Nyack - the practice's second LEAN building, designed to promote patient safety, functionality, efficiency, and service excellence, and the first of its kind in Rockland County.

    Jeffrey M. Stewart, MD, Joins Crystal Run Healthcare

    Formerly of Hudson Valley Hematology-Oncology Associates, Dr. Stewart chooses to join the practice's multi-specialty group medical practice.

    State-of-the-Art Monroe Facility Opens

    The 66,000-square-foot-facility and third LEAN building was designed with patient safety and convenience in mind, along with enhanced efficiency, quality, and service excellence in healthcare.

  • 2017

    Crystal Run offices in Haverstraw and Stony Point receive NCQA Level 3 Patient-Centered Medical Home Recognition

    Crystal Run Implants World’s Smallest Leadless Pacemaker – Micra TPS

    Seth Lessner, MD, Electrophysiologist takes steps to advance implantable pacemaker technology.

    Crystal Run Healthcare launches Young Physicians Program in Rockland County

  • 2018

    Crystal Run Healthcare Partners with Montefiore Health System

    New, progressive relationship between Crystal Run and Montefiore to transform and improve the way healthcare is delivered throughout the Hudson Valley.

    Crystal Run Healthcare Physicians Perform First Transcarotid Artery Revascularization (TCAR) procedure in Orange County

    Vascular Surgeons, John Fiorianti, MD and Anthony Rios, MD with Karyn Robertson, PA-C and Iris Swiderski, PA-C use new, revolutionary procedure to advance care for patients and reduce their risk of stroke.

    Orthopedic Sports Medicine, PC, (OSM) Joins Crystal Run Healthcare

    Physicians and staff of Orthopedic Sports Medicine, PC join Crystal Run to expand the reach of our world class Orthopedic care - welcoming a range of specialties from hand surgery, to physical and occupational therapy, and more!

    Crystal Run Healthcare Voted Best Family Practice in Times Herald-Record Readers' Choice Awards for the 6th Consecutive Year

  • 2019
  • 2020

    March 2020 – COVID-19 Global Pandemic- Crystal Run adds Telehealth video visits and outdoor testing sites

    Crystal Run voted ‘Best of the Best’ in the Times Herald-Record’s 2020 Readers’ Choice for Best Family Practice, Best Urgent Care, Best Cosmetic Surgeon, Best Dermatologist, Best Occupational Therapist, and Best Weight Loss Center.
  • 2021
    Crystal Run Healthcare celebrates 25 years of changing healthcare and changing lives.


As the region’s largest employer, Crystal Run is helping our communities thrive – while providing close, convenient access to the best of coordinated, quality care.






world-class providers