Thomas Milleret Ring, MD| Knee Orthopedic Surgery, Hip Orthopedic Surgery | MedStar Health
Thomas Milleret Ring

Thomas Milleret Ring, MD
Provider is directly employed by MedStar Health

Specialties: Knee Orthopedic Surgery, Hip Orthopedic Surgery, Hip And Knee Orthopedic Surgery, Orthopedic Surgery

Languages: English

410-554-4593

About me

Thomas Ring, MD, is a fellowship-trained, board-certified total joint replacement surgeon who practices at MedStar Orthopaedic Institute in Timonium and at the Hip and Knee Center at MedStar Union Memorial Hospital. After six years of clinical practice in Pennsylvania, he has returned to Baltimore and joined MedStar Orthopaedic Institute at MedStar Union Memorial Hospital.

In addition to his medical education, Dr. Ring also earned a masters’ degree in biomedical engineering. Dr. Ring applies an engineering mindset to each of his reconstruction patients to choose the best possible treatment based on each individual's unique anatomy and personal goals. He has years of experience with Makoplasty robotic procedures and is fellowship trained in computer-aided navigation. As a former Division 1 all-conference athlete and former marathoner, he understands the importance of optimal physical function and seeks to achieve this in each of his patients.

He is an Active Fellow of the American Academy of Orthopaedic Surgeons and the American Association of Hip and Knee Surgeons. He is board certified by the American Board of Orthopaedic Surgery through 2025.

Clinical areas of focus

  • Degenerative Joint Disease Of The Hip
  • Degenerative Joint Disease Of The Knee
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Conditions and procedures

Conditions I treat

  • Arthritis Of Knee
  • Degenerative Joint Disease Of The Hip
  • Degenerative Joint Disease Of The Knee
  • Failed Hip Replacement
  • Hip Arthritis
  • Hip Dislocation
  • Hip Dysplasia
  • Hip Fracture
  • Hip Osteoarthritis
  • Hip Pain Over Age 60
  • Knee Osteoarthritis
  • Knee Pain For Patients Aged 60 And Older
  • Knee Replacement Complications
  • Osteonecrosis Of The Hip
  • Periprosthetic Femur Fracture
  • Periprosthetic Hip Fracture
  • Periprosthetic Knee Fracture
  • Prosthetic Joint Infection Of The Hip
  • Prosthetic Joint Infection Of The Knee
  • Recurrent Dislocation Of A Total Hip Replacement
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Procedures I perform

  • 2 Stage Revision Of Hip Replacement
  • 2 Stage Revision Of Knee Replacement
  • Anterior Hip Replacement
  • Anterior Minimally Invasive Hip Replacement
  • Computer Assisted Hip Replacement
  • Computer Assisted Knee Replacement
  • Direct Anterior Total Hip Replacement
  • Hip Fracture Surgery
  • Hip Surgery
  • Knee Arthroplasty
  • Knee Surgery
  • Makoplasty
  • Minimally Invasive Hip Replacement
  • Minimally Invasive Knee Replacement
  • Open Reduction And Internal Fixation Orif Hip
  • Partial Hip Replacement
  • Partial Knee Replacement
  • Patellofemoral Arthroplasty
  • Reconstruction Of Hip
  • Reconstructive Knee Surgery
  • Robotic Joint Replacements
  • Robotic Knee Surgery
  • Robotic Partial Knee Replacement
  • Robotic Total Knee Replacement
  • Total Hip Replacement
  • Total Hip Replacement, Age Greater Than 50
  • Total Hip Replacement, Age Less Than 50
  • Total Hip Revision
  • Total Knee Replacement
  • Total Knee Replacement, Age Greater Than 50
  • Total Knee Replacement, Age Less Than 50
  • Total Knee Revision
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Practice locations

Distance from Change LocationEnter your Location

5601 Loch Raven Boulevard
Russell Morgan Bldg Ste 405
Baltimore, MD, 21239

410-554-2850

Fax 667-261-6062

Get Directions

miles away

Fax 667-261-6062

3333 North Calvert Street
Johnston Professional Bldg Ste 101
Baltimore, MD, 21218

410-554-4500

Fax 410-554-4548

Get Directions

miles away

Fax 410-554-4548

2118 Greenspring Drive
Suite 210
Timonium, MD, 21093

410-554-4500

Fax 410-554-4593

Get Directions

miles away

Fax 410-554-4593

1838 Greene Tree Road
Suite 245
Pikesville, MD, 21208

410-751-8800

Fax 410-751-9354

Get Directions

miles away

Fax 410-751-9354

Insurance

MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.

  • List of insurance plans we accept
    • Innovation Health: HMO & EPO Plus
    • I-SNP
    • Cigna TotalCare (HMO D-SNP)
    • Priority Partners - Maryland Health Choice
    • United Golden Rule
    • Aetna Signature Administrator PPO/TPA
    • Cigna Network Open Access
    • CareFirst MedStar Select PPO
    • WellPoint Maryland - Maryland Health Choice
    • United Core Essential (HMO)
    • United Erickson Advantage Plans
    • MedStar Family Choice DC Healthcare Alliance
    • HumanaChoice PPO
    • Uniformed Services Family Health Plan (USFHP)
    • United Choice Plus
    • CareFirst MedStar PPO
    • Aetna Medicare Advantage HMO & PPO Plans
    • Kaiser Medicare Advantage Signature and Select
    • Innovation Health: Open POS Plus
    • Kaiser Select-Added Choice
    • Kaiser Medicare Plus
    • UnitedHealthcare Individual Exchange Plans
    • Innovation Health: Open Network Only Plus
    • Kaiser Signature
    • United AARP Medicare Complete
    • Aetna Elect Choice/ Open Access (POS)
    • Aetna Managed Choice (POS)
    • Aetna HMO-Open Access/Select OA
    • Tricare for Life East
    • United Options (PPO) (includes Empire PPO)
    • United Student Resources
    • Kaiser Flexible Choice
    • WellPoint Maryland
    • United Choice
    • Virginia Premier
    • Innovation Health: Open POS II
    • Kaiser Select
    • United Optimum Choice Preferred (POS) & OCI Direct (HMO)
    • Innovation Health: Indemnity
    • Tricare East Select
    • Aetna HealthFund/Health Network Option OA
    • Aetna Select HMO/HealthFund/Health Network
    • Tricare Reserve Select
    • United Mamsi Life & Health
    • Carefirst Blue Preferred PPO
    • Aetna Open HMO/Open HMO Option/Open EPO Plus
    • HumanaChoice Honor’s plan PPO
    • Federal Employee Program (Std/Basic PPO/Blue Focus)
    • Cigna HMO & Network (HMO)
    • United Medicare Advantage DSNP District of Columbia
    • Private Health Care Systems (PHCS) (PPO)
    • Medicaid - District of Columbia
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • Coventry Health Care of Virginia
    • Cigna Preferred Medicare
    • United Group Medicare Advantage Plans
    • Beech Street PPO
    • CareFirst Blue Card Program (Out-of-area BCBS plans)
    • Veterans Affairs Community Care Network
    • Medicaid - Maryland
    • Cigna EPO
    • Carefirst BlueChoice Opt Out Open Access
    • Cigna PPO and PPO Plus
    • CareFirst (NCA) Indemnity
    • CareFirst Administrators
    • Carefirst BlueChoice HMO
    • Cigna Choice Fund PPO
    • Innovation Health: Network Only Plus
    • Carefirst EPO
    • Carefirst BlueChoice Opt Out Plus Open Access (POS)
    • Aetna Managed Choice Open Access (POS)
    • D-SNP)
    • Maryland Point of Service Plan (MPOS)
    • Cigna Indemnity
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • CareFirst BC/BS Advantage Core/Enhanced
    • Innovation Health: POS
    • Aetna Student Health Insurance
    • CareFirst Maryland Indemnity or PPO
    • HealthyBlue PPO
    • Cigna HMO Open Access
    • Medicaid - Virginia
    • Cigna True Choice Medicare (PPO)
    • Innovation Health: POS Plus
    • United Navigate
    • United Optimum Choice
    • United Nursing Home Plan (C-SNP
    • United Select HMO - EPO/NPP
    • Tricare East Prime
    • MedStar Family Choice DC Healthy Families
    • Traditional Medicare Fee for Service
    • CareFirst NASCO
    • United Community Plan - Maryland Health Choice Program
    • Cigna True Choice Plus Medicare (PPO)
    • CareFirst Group Medicare Advantage
    • United MD IPA (HMO)
    • Cigna Alliance Medicare (HMO) |
    • Cigna POS Open Access & Open Access Plus
    • Aetna Choice POS & Choice POS II
    • United GEHA (for all other states) Compass Rose
    • Innovation Health: PPO
    • Carefirst Healthy Blue (HMO/POS)
    • Employee Health Plan (EHP)
    • Health Services for Children with Special Needs (HSCSN)
    • Aetna Open Choice (PPO)
    • Cigna Achieve Medicare (HMO C-SNP)
    • Carefirst BlueChoice Open Access
    • Aetna HMO
    • United Select Plus (POS)
    • Kaiser Permanente Signature-Added Choice
    • Police and Fire Clinic
    • Veterans Affairs Community Care Network (VA CCN)
    • Aetna Quality Point of Service (POS)
    • Kaiser HMO Plus and DHMO Plus Member
    • Aetna Traditional Choice (PPO)
    • United MD IPA Preferred (POS)
    • Cigna POS/Network POS
    • First Health PPO
    • Great-West Healthcare POS/CIGNA
    • Coventry of Delaware HMO/PPO
    • Coventry Health Care National Network PPO
    • MedStar Family Choice - Maryland Health Choice

Videos

Education

Board Certification: American Board of Orthopaedic Surgery, Orthopaedic Surgery

Fellowship Program: SUNY at Buffalo (2013)

Residency Program: Johns Hopkins Hospital (2012)

Medical School: University of Chicago Pritzker School Of Medicine (2007)