Skip to main content
Informational

Your experience at our Optum NY location is important to us:

Need assistance or have concerns? The Optum leadership team is here to help.

Health care

We provide affordable and personalized care

How can we help?

Helpful links

Financial

Accounts to help you save and pay for health care expenses

How can we help?

Helpful links

  • Resources

    Find contribution limits, savings tools, calculators and eligible expenses

  • Account support

    Find contact information and frequently asked questions

Tax season resources

Get ready for HSA tax season

If you used an HSA this year, the HSA Tax Center offers general information about contributions, eligible expenses and commonly used tax forms — all in one place.

Pharmacy

We make it easy to get medications you need, when and where you need them

How can we help?

Helpful links

  • Optum Rx

    For people with pharmacy insurance benefits through Optum Rx

  • Track orders

    Track your home delivery and specialty order

  • Pharmacy support

    Find contact information and answers to frequently asked questions

Mobile app

Optum Rx on the go

Request refills, track order status, manage billing information and much more.

Download on the App StoreGet it on Google Play
John Hardcastle, MD, FAAOS

John Hardcastle, MD, FAAOS

Specialty

Orthopaedic Surgery

Languages

English

Seeing patients at

Monday 7:15 AM - 6:15 PM
Tuesday 7:15 AM - 7:15 PM
Wednesday 7:15 AM - 7:15 PM
Thursday 7:15 AM - 6:15 PM
Friday 7:15 AM - 6:15 PM
Saturday 7:15 AM - 1:00 PM
Sunday Closed
Hours may vary, please contact to schedule and confirm appointment availability.
Monday 7:00 AM - 6:15 PM
Tuesday 7:00 AM - 6:15 PM
Wednesday 7:00 AM - 6:15 PM
Thursday 7:00 AM - 6:15 PM
Friday 7:00 AM - 6:00 PM
Saturday 7:15 AM - 2:00 PM
Sunday Closed
Hours may vary, please contact to schedule and confirm appointment availability.

Patient Reviews

Patient review summary

Learn about our survey

5

4

3

2

1

5.0

109 reviews

  • Apr 30, 2026
    Verified Review

    He is knowledgeable, polite, available and reassuring.

  • Apr 27, 2026
    Verified Review

    Obviously he has a reputation for success and optimum treatment, as I experienced. He is very busy but willing to take time to answer questions, if you are quick enough to ask before he moves on! He did a great job on the total knee replacement surgery I had.

  • Apr 21, 2026
    Verified Review

    I already have recommended him to several of my friends. He's a very kind, caring position kind considerate. Call me at home after my surgery was at my bedside when I woke up from surgery. Checked in on me while in rehab. Just an all-out wonderful guy. Very caring doctor

  • Apr 18, 2026
    Verified Review

    Dr. Hardcastle is kind and answers questions, as needed. Very good surgeon.

  • Apr 18, 2026
    Verified Review

    Dr.hard castle has preformed three other surgeries and have always been treated with respect and the best care.

  • Apr 16, 2026
    Verified Review

    Dr Hardcastle is great!

  • Apr 9, 2026
    Verified Review

    He is very good at explaining the procedurr

  • Mar 30, 2026
    Verified Review

    Seems to be n excellent doctor so far.

  • Mar 24, 2026
    Verified Review

    Simply the best!

  • Mar 13, 2026
    Verified Review

    Dr. John Hardcastle was very professional and knew exactly what my problem was and the diagnosis and took the proper action to help leave my problem.

  • Mar 8, 2026
    Verified Review

    He’s One of the Best Orthopedic Drs around!

  • Mar 6, 2026
    Verified Review

    Dr. Hardcastle is very thorough and professional.

  • Mar 3, 2026
    Verified Review

    He had a great reputation and bedside manner.

  • Mar 3, 2026
    Verified Review

    Professional efficient confident TOP NOTCH!

  • Feb 18, 2026
    Verified Review

    He’s the most considerate doctor that I’ve had the pleasure to have and he’s always very understanding

  • Feb 17, 2026
    Verified Review

    Enjoyable experience with Dr Hardcastle

  • Feb 16, 2026
    Verified Review

    He is an amazing doctor.. so kind and thorough!

  • Feb 16, 2026
    Verified Review

    Very professional and to the point. No BS. His staff always amazing and on time!!!

  • Feb 16, 2026
    Verified Review

    I was satisfied for the most part with his care.

  • Feb 12, 2026
    Verified Review

    He was clearly knowledgeable, professional, he came highly recommended, he connected with me and was caring

Page 1 of 6
  • About John Hardcastle, MD, FAAOS

    Dr. John Hardcastle is an orthopaedic surgeon treating musculoskeletal conditions. He focuses on improving mobility, strength, and function.

    Philosophy of care

    Dr. Hardcastle works with patients to create individualized treatment plans.

    Gender

    Male

    Licenses

    NY, 258584

    Network Name

    Crystal Run Healthcare

    NPI

    1922338276

  • Insurance Accepted

    This list is for informational purposes only and may not reflect the most current plans accepted by the provider. Optum accepts most major health insurance plans. Please contact your insurance company to confirm your coverage, eligibility, and the provider's participation in your plan.

    • AARP
    • Aetna
    • Anthem/BCBS
    • CDPHP
    • Cigna
    • Emblem
    • FDNY/WTC911
    • HealthFirst
    • Humana
    • MVP
    • Magnacare
    • MedicaidNY/Medicare
    • Molina
    • Multiplan
    • NYSHIP
    • Northwell
    • Oscar
    • Oxford
    • Tricare
    • UHC
    • Univera
    • VA/CHAMPVA