Stephen Ryan Chen

Primary specialty

Orthopaedic Surgery PhysicianTaxonomy code 207X00000X

License

MD479902 Issued in PA

Practice address

5501 Old York Rd
Philadelphia, PA 19141-3018

Phone

(215) 456-7890

NPI assigned

Mar 18, 2019

Last updated

Jun 9, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in PA, MS2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Orthopedic Surgery

Education

Vanderbilt University School of Medicine, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

State of Mississippi - University of Mississippi Medical CenterGroup PAC ID 1850293036, 956 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• University of Mississippi Med Center Hospital, Jackson, MS, CCN 250001

Merit-based Incentive Payment System (MIPS)

Final score

80.94 of 100Reported as group

Quality

61.89

Promoting interoperability

100

Improvement activities

40

Cost

74.58

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• MS PPO
• AL HMO D-SNP
• devoted network organization-14bfd35d-d818-4696-813b-340339e464ef
• MS PPO C-SNP
• LA PPO C-SNP
• TN PPO C-SNP
• MS PPO D-SNP
• AL HMO
• devoted network organization-25ba88d3-d0a6-4213-84f1-eef6f2b59f68
• devoted network organization-d5084670-562f-408b-b100-22a1a4ef4d82
• TN PPO

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• State of Mississippi - University of Mississippi Medical Center

  • General Acute Care Hospital
  • Jackson, MS
  • NPI 1154317527
  Medicare reassignment Care Compare group
• University of Pittsburgh Physicians

  • Gastroenterology Physician
  • Pittsburgh, PA
  • NPI 1619935004
  Medicare reassignment NPD
• University of Pittsburgh Physicians

  • Diagnostic Radiology Physician
  • Pittsburgh, PA
  • NPI 1285692699
  NPD
• University of Pittsburgh Physicians

  • Orthopaedic Surgery Physician
  • Pittsburgh, PA
  • NPI 1720036601
  NPD
• State of Mississippi - University of Mississippi Medical Center

  • Prosthetic/Orthotic Supplier
  • Jackson, MS
  • NPI 1235019530
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• State of Mississippi - University of Mississippi Medical Center

  • General Acute Care Hospital
  • Jackson, MS
  • NPI 1154317527
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1552867200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780963200000",
    "number": "1003375072",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5501 OLD YORK RD",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191413018"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5501 OLD YORK RD",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191413018",
            "telephone_number": "215-456-7890"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHEN",
        "first_name": "STEPHEN",
        "middle_name": "RYAN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-18",
        "last_updated": "2026-06-09",
        "certification_date": "2026-06-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "PA",
            "license": "MD479902",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sow-Yeh Chen, DDS
• Spenser Y. Chen, MD
• Star Chen, MD
• Stephanie Hsinyun Chen, MD
• Stephanie Janice Chen, DDS
• Steven Jiawen Chen, MD
• Susan M Chen, MD
• Tang C Chen, DMD
• Thomas Ifan Chen, D.M.D.
• Tingfang (Tina) Chen, M.D.

• Orthopaedic Surgery Physician in Philadelphia, PA
• Providers in Philadelphia, PA by specialty
• Orthopaedic Surgery Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.