Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

John M. Hardcastle, MD

Individual provider Orthopaedic Surgery Physician · NPI 1922338276

John M. Hardcastle, MD is an Orthopedic Surgery in Middletown, New York. Graduated from University of Maryland School of Medicine in 2009, 17 years ago. Practices with Crystal Run Healthcare Physicians LLP, a 366-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
17
Trained at
University of Maryland School of Medicine
Licensed in
NY
In the registry since
2010
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

95 Crystal Run Rd
Middletown, NY 10941-7001
Phone: (845) 703-6999
Fax: (845) 703-6297
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 258584 (NY)

Record details

NPI number1922338276
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 9, 2010
Last updated in NPPESOctober 23, 2020
Certification dateOctober 23, 2020
Mailing address155 Crystal Run Rd, Middletown, NY 10941-4028

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Crystal Run Healthcare Physicians Llp — 366 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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