Timothy Mariano, M.D., PH.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

MD14597 Issued in RI

Practice address

830 Chalkstone Ave
Providence, RI 02908-4734

Phone

(401) 273-7100

NPI assigned

Jun 20, 2011

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

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, Doctor of Philosophy

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.

• Child and Family Psychological Services, PLLC

  • Psychologist
  • Norwood, MA
  • NPI 1912987181

  MA, Psychiatry

  Medicare reassignment NPD
• The Providence Center

  • Community/Behavioral Health Agency
  • Providence, RI
  • NPI 1134977598

  Psychiatry

  NPD (past)

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

{
    "created_epoch": "1308528000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763078400000",
    "number": "1366737280",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "830 CHALKSTONE AVE",
            "city": "PROVIDENCE",
            "state": "RI",
            "postal_code": "029084734",
            "telephone_number": "401-273-7100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "830 CHALKSTONE AVE",
            "city": "PROVIDENCE",
            "state": "RI",
            "postal_code": "029084734",
            "telephone_number": "401-273-7100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARIANO",
        "first_name": "TIMOTHY",
        "name_prefix": "Dr.",
        "credential": "M.D., PH.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-06-20",
        "last_updated": "2025-11-14",
        "certification_date": "2025-11-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MA",
            "license": "263908",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "RI",
            "license": "MD14597",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Peter Scott Margolis, MD
• Seth Aaron Margolis, PH.D.
• Alissa M Margraf, PHARMD
• Maria Care LLC
• Maria Masha Schiller
• Tasha Marietti
• Alexandra Marin, REGISTERED NURSE
• Gissell Y. Marin, LCSW
• Scott Vincent Marinaro, M.S.,CCC-A
• Daniel Marino, MD, MBA

• All providers in Providence, RI
• Psychiatry Physician in Rhode Island

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 14, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.