John J. Yu
Experienced in Flat Feet

Dr. John J. Yu

Podiatric Surgery | Orthopedics
Northwell Health
Long Island Bone And Joint At Port Jefferson
635 Belle Terre Road, Suite 204, 
Port Jefferson, NY 
On Staff At
Experienced in Flat Feet
Northwell Health
Long Island Bone And Joint At Port Jefferson
635 Belle Terre Road, Suite 204, 
Port Jefferson, NY 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

John Yu is a Podiatric Surgeon and an Orthopedics provider in Port Jefferson, New York. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Flat Feet. His top areas of expertise are Tendinitis, Freiberg's Disease, Bursitis, Tenosynovitis, and Hip Replacement.

His clinical research consists of co-authoring 56 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Graduate Institution
SUNY Health Science Center-Stony Brook
Residency
New York University
Specialties
Podiatric Surgery
Orthopedics
Licenses
Orthopaedic Surgery in NY
Hospital Affiliations
Mather Hospital
Languages Spoken
English
Korean
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
HealthPartners
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Northwell Health
  • INSURANCE PLAN
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 7 Less Insurance Carriers -

Locations

Long Island Bone and Joint at Port Jefferson
635 Belle Terre Road, Suite 204, Port Jefferson, NY 11777
Call: 631-474-0008
Other Locations
Orlin & Cohen Orthopedic Group at Smithtown
222 Middle Country Road, Suite 108, Smithtown, NY 11787

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

56 Total Publications

PufA drives cholangiocarcinoma progression via NFκB signaling activation: a novel therapeutic target.
PufA drives cholangiocarcinoma progression via NFκB signaling activation: a novel therapeutic target.
Journal: Cancer gene therapy
Published: May 12, 2025
View All 56 Publications
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Constantine Demetracopoulos is a Podiatric Surgeon and an Orthopedics provider in New York, New York. Dr. Demetracopoulos is rated as a Distinguished provider by MediFind in the treatment of Flat Feet. His top areas of expertise are Flat Feet, Osteoarthritis, Achilles Tendon Rupture, Osteotomy, and Bone Graft.

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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Yu's expertise for a condition
ConditionClose
    • Distinguished
    • Tendinitis
      Dr. Yu is
      Distinguished
      . Learn about Tendinitis.
      See more Tendinitis experts
    • Advanced
    • Achilles Tendon Rupture
      Dr. Yu is
      Advanced
      . Learn about Achilles Tendon Rupture.
      See more Achilles Tendon Rupture experts
    • Bursitis
      Dr. Yu is
      Advanced
      . Learn about Bursitis.
      See more Bursitis experts
    • Freiberg's Disease
      Dr. Yu is
      Advanced
      . Learn about Freiberg's Disease.
      See more Freiberg's Disease experts
    • Osteoarthritis
      Dr. Yu is
      Advanced
      . Learn about Osteoarthritis.
      See more Osteoarthritis experts
    • Tenosynovitis
      Dr. Yu is
      Advanced
      . Learn about Tenosynovitis.
      See more Tenosynovitis experts
    • Experienced
    • Acute Pain
      Dr. Yu is
      Experienced
      . Learn about Acute Pain.
      See more Acute Pain experts
    • Baker Cyst
      Dr. Yu is
      Experienced
      . Learn about Baker Cyst.
      See more Baker Cyst experts
    • Carpal Tunnel Syndrome
      Dr. Yu is
      Experienced
      . Learn about Carpal Tunnel Syndrome.
      See more Carpal Tunnel Syndrome experts
    • Flat Feet
      Dr. Yu is
      Experienced
      . Learn about Flat Feet.
      See more Flat Feet experts
    • Frozen Shoulder
      Dr. Yu is
      Experienced
      . Learn about Frozen Shoulder.
      See more Frozen Shoulder experts
    • Ganglion Cyst
      Dr. Yu is
      Experienced
      . Learn about Ganglion Cyst.
      See more Ganglion Cyst experts
    View All 13 Experienced Conditions
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