John Gerard Devlin Jr., M.D.

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

MD423240 Issued in PA

Practice address

825 Old Lancaster Rd Ste 440
Bryn Mawr, PA 19010-3236

Phone

(610) 525-4511

Fax

(610) 525-8561

NPI assigned

May 14, 2007

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

Other identifiers 1

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

HematologyAlso: Internal Medicine

Education

Temple University School of Medicine, 2001

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Bryn Mawr Medical Specialists AssociationGroup PAC ID 4183610934, 135 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Main Line Health Home Care & Hospice - Home Health Home health agency, Radnor, PA, CCN 397012
• Bryn Mawr Hospital Hospital, Bryn Mawr, PA, CCN 390139
• Main Line Hospital Lankenau Hospital, Wynnewood, PA, CCN 390195
• Paoli Hospital Hospital, Paoli, PA, CCN 390153
• Riddle Memorial Hospital Hospital, Media, PA, CCN 390222
• Hospital of Univ of Pennsylvania Hospital, Philadelphia, PA, CCN 390111

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: john.devlin@bmmsa.directbygreenway.com

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.

• Bryn Mawr Medical Specialists Association

  • Multi-Specialty Clinic/Center
  • Bryn Mawr, PA
  • NPI 1841226099
  Medicare reassignment Care Compare group NPD

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

• Hospital of the University of PA

  • Ambulatory Fertility Facility
  • Phila, PA
  • NPI 1033262316

  Hospital

  Care Compare affiliation
• Main Line Hospitals, Inc.

  • General Acute Care Hospital
  • Paoli, PA
  • NPI 1215042114
  Care Compare affiliation
• 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
• Trustees of the University of Pennsylvania

  • General Acute Care Hospital
  • Philadelphia, PA
  • NPI 1851370910
  Care Compare affiliation

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

{
    "created_epoch": "1179100800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755043200000",
    "number": "1073728663",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "825 OLD LANCASTER RD",
            "address_2": "SUITE 320",
            "city": "BRYN MAWR",
            "state": "PA",
            "postal_code": "190103231",
            "telephone_number": "610-527-3800",
            "fax_number": "610-527-0334"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "825 OLD LANCASTER RD STE 440",
            "city": "BRYN MAWR",
            "state": "PA",
            "postal_code": "190103236",
            "telephone_number": "610-525-4511",
            "fax_number": "610-525-8561"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DEVLIN",
        "first_name": "JOHN",
        "middle_name": "GERARD",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-05-14",
        "last_updated": "2025-08-13",
        "certification_date": "2025-08-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "PA",
            "license": "MD423240",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1032165360001",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Michael A Destefano, PH.D.
• Vickie Ruth Detter, LSW
• William M Deuber Jr., PT
• Devereux Foundation
• Allison Devitis
• Nikhita Dharbhamulla, M.D.
• Timothy Daniel Diamond, DPT
• Lauren Dianna, DPT
• Maria Dicarlantonio, DO
• Edward J Dicesare, PH.D.

• Hematology & Oncology Physician in Bryn Mawr, PA
• Providers in Bryn Mawr, PA by specialty
• Hematology & Oncology Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 13, 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.