Mary Jane Dylla, MD

Primary specialty

SpecialistTaxonomy code 174400000X

License

G01743 Issued in CA

Practice address

1120 Pope St
Saint Helena, CA 94574-1278

Phone

(707) 963-7307

NPI assigned

Feb 9, 2006

Sex

Female

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

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: No
• Medical equipment: Yes
• Home health: No
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

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.

• Quantum Healthcare Medical Associates Inc.

  • Hospitalist Physician
  • Colton, CA
  • NPI 1568490597
  NPD (past)

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

{
    "created_epoch": "1139443200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1649243775",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1120 POPE ST",
            "city": "SAINT HELENA",
            "state": "CA",
            "postal_code": "945741278",
            "telephone_number": "707-963-7307"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1120 POPE ST",
            "city": "SAINT HELENA",
            "state": "CA",
            "postal_code": "945741278",
            "telephone_number": "707-963-7307"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DYLLA",
        "first_name": "MARY",
        "middle_name": "JANE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-02-09",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "CA",
            "license": "G01743",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• James Roy Doyle, MD
• Natasa Bratislav Dragicevic, M.D
• William Duge, MD
• Gansevoort Hurlbut Dunnington Jr., M.D.
• Devin Duong, PHARM.D.
• Susan Judith Eisenberg, M.D.
• Rodney Howden Ellison, D.D.S.
• Elizabeth Jane Ellsworth, M.F.T.
• Eric Lee, MD Mba Inc
• Carl Boyer Ermshar Jr., M.D.

• Specialist in Saint Helena, CA
• Providers in Saint Helena, CA by specialty
• Specialist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.