John Roland Yeiser III, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

MD490170 Issued in PA

Practice address

306 E Lancaster Ave Ste 400
Wynnewood, PA 19096-2100

Phone

(484) 476-7222

NPI assigned

Mar 26, 2020

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

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 1

Specialty

Family Practice

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Main Line HealthcareGroup PAC ID 1951215201, 1,154 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Main Line Hospital Lankenau Hospital, Wynnewood, PA, CCN 390195
• Bryn Mawr Hospital Hospital, Bryn Mawr, PA, CCN 390139
• Riddle Memorial Hospital Hospital, Media, PA, CCN 390222

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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

• Main Line Healthcare

  • Family Medicine Physician
  • Newtown Square, PA
  • NPI 1922077643
  Medicare reassignment Care Compare group NPD

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

• Main Line Hospitals, Inc.

  • General Acute Care Hospital
  • Wynnewood, PA
  • NPI 1245335629
  Care Compare affiliation
• Main Line Hospitals, Inc.

  • General Acute Care Hospital
  • Bryn Mawr, PA
  • NPI 1508971441
  Care Compare affiliation
• Riddle Memorial Hospital

  • General Acute Care Hospital
  • Media, PA
  • NPI 1407856099
  Care Compare affiliation

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

{
    "created_epoch": "1585180800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763596800000",
    "number": "1831726017",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3803 W CHESTER PIKE STE 160",
            "city": "NEWTOWN SQUARE",
            "state": "PA",
            "postal_code": "190732336"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "306 E LANCASTER AVE STE 400",
            "city": "WYNNEWOOD",
            "state": "PA",
            "postal_code": "190962100",
            "telephone_number": "484-476-7222"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YEISER",
        "first_name": "JOHN",
        "middle_name": "ROLAND",
        "name_prefix": "Dr.",
        "name_suffix": "III",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-26",
        "last_updated": "2025-11-20",
        "certification_date": "2025-11-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "PA",
            "license": "MD490170",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Shiva Deena Yagobian, MD
• Gan Xin Yan, MD
• Ramin Shahram Yazdanfar, M.D.
• Zachary Ye, MD
• Christopher Yeh
• Samir G Yezdani
• Donald Yih, MD
• Dongfang Diana Yin, M.D.
• Dina Monzer Yousef Zahra, MD
• Xiaoling Yu, MD

• Family Medicine Physician in Wynnewood, PA
• Providers in Wynnewood, PA by specialty
• Family Medicine Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 20, 2025; 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.