Dennis M O'Neil, M.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

225614 Issued in MA

Practice address

200 Springs Road
Bedford Vamc
Bedford, MA 01730

Phone

(781) 687-2583

NPI assigned

May 3, 2006

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 MA

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1146614400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1679531073",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "49 STETSON AVE",
            "city": "SWAMPSCOTT",
            "state": "MA",
            "postal_code": "019071122",
            "telephone_number": "781-687-2583"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 SPRINGS ROAD",
            "address_2": "BEDFORD VAMC",
            "city": "BEDFORD",
            "state": "MA",
            "postal_code": "01730",
            "telephone_number": "781-687-2583"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'NEIL",
        "first_name": "DENNIS",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-03",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MA",
            "license": "225614",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Elizabeth Jean Nolan-Stack
• Christiana Nsoh
• Barbara Jeanne O'Connor, P.T.
• Maureen O'Connor, PSY.D.
• Sean O'Hara, MSW INTERN
• Ellen Mary O'Neil, SC.D., CCC-A
• Kathleen O'Neill, DPT
• Victoria Anne O'Neill, LMSW
• Gabriel Peter Ochonski, OD
• Kristin Elizabeth Oconnor, RN

• Psychiatry Physician in Bedford, MA
• Providers in Bedford, MA by specialty
• Psychiatry Physician in Massachusetts

• 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.