Edward John Alfrey, M.D.

Primary specialty

Transplant Surgery PhysicianTaxonomy code 204F00000X

License

G72742 Issued in CA

Practice address

5 Bon Air Rd Ste 101
Larkspur, CA 94939-1134

Phone

(415) 924-2515

Fax

(415) 924-2661

NPI assigned

Mar 10, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in CA

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

General Surgery

Education

University of Colorado School of Medicine, Denver, 1984

Medicare assignment

May accept Medicare assignment

Group practices

Regents Univ of California UCSF 276 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Marinhealth Medical Center Hospital, Greenbrae, CA, CCN 050360
• Novato Community Hospital Hospital, Novato, CA, CCN 050131
• Sonoma Valley Hospital Hospital, Sonoma, CA, CCN 050090

Merit-based Incentive Payment System (MIPS)

Final score

81.03 of 100Reported as subgroup

Quality

80.86

Promoting interoperability

76

Improvement activities

40

Cost

75.91

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ealfrey106605@direct-ucsfmedicalcenter.org

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

• Marin General Hospital

  • Psychiatric Hospital Unit
  • Greenbrae, CA
  • NPI 1942267869

  Corporate Director

  CMS ownership

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.

• Regents Univ of California UCSF

  • Internal Medicine Physician
  • San Francisco, CA
  • NPI 1124439807

  CA

  Medicare reassignment Care Compare group NPD
• Prima Medical Foundation

  • Clinic/Center
  • Novato, CA
  • NPI 1811217946

  CA

  Medicare reassignment NPD
• Marin General Hospital

  • Clinic/Center
  • Greenbrae, CA
  • NPI 1851934020
  NPD (past)
• Gibson Community Hospital Association

  • Critical Access Hospital
  • Gibson City, IL
  • NPI 1114935681
  NPD (past)
• Windber Hospital, Inc.

  • General Acute Care Hospital
  • Windber, PA
  • NPI 1275620536
  NPD (past)

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

• Marin General Hospital

  • General Acute Care Hospital
  • Greenbrae, CA
  • NPI 1396725677

  Hospital

  Care Compare affiliation
• Sonoma Valley Health Care District

  • General Acute Care Hospital
  • Sonoma, CA
  • NPI 1710063870

  Hospital

  Care Compare affiliation
• Sutter Bay Hospitals

  • General Acute Care Hospital
  • Novato, CA
  • NPI 1104059153

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1141948800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772496000000",
    "number": "1992773311",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5 BON AIR RD STE 101",
            "city": "LARKSPUR",
            "state": "CA",
            "postal_code": "949391134",
            "telephone_number": "415-924-2515",
            "fax_number": "415-924-2661"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5 BON AIR RD STE 101",
            "city": "LARKSPUR",
            "state": "CA",
            "postal_code": "949391134",
            "telephone_number": "415-924-2515",
            "fax_number": "415-924-2661"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "335 S McDowell Blvd",
            "address_purpose": "LOCATION",
            "city": "Petaluma",
            "state": "CA",
            "postal_code": "949543507",
            "country_code": "US",
            "telephone_number": "415-924-1515",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ALFREY",
        "first_name": "EDWARD",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-10",
        "last_updated": "2026-03-03",
        "certification_date": "2026-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "204F00000X",
            "taxonomy_group": "",
            "desc": "Transplant Surgery",
            "state": "CA",
            "license": "G72742",
            "primary": true
        },
        {
            "code": "204F00000X",
            "taxonomy_group": "",
            "desc": "Transplant Surgery",
            "state": "IL",
            "license": "036-114340",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036114340",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Active Marin Physical Therapy Inc
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• Adrian Rawlinson MD PC
• Brand J Ahn, DDS
• Alaric K Akashi, MD
• Allegro Home Health, Inc
• Americ Alvarado
• Sabrina Cecile Ames, DPT
• Benedict PM Ancock, M.D.
• John C Arpels

• All providers in Larkspur, CA
• Transplant Surgery Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; 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.