Individual provider Active NPI

Richard William Miller, M.D.

  • Psychiatry Physician
  • East Greenwich, RI
National Provider Identifier
1114122595
Registry record updated Aug 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
MD13763 Issued in RI
Practice address
42 Ladd St Ste 311
East Greenwich, RI 02818-4358
Phone
(734) 358-7864
NPI assigned
Jun 18, 2007
Last updated
Aug 21, 2026By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 21, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X MD13763 RI Primary
Psychiatry Physician 2084P0800X 4301506255 MI
Psychiatry Physician 2084P0800X 128617 MT
Psychiatry Physician 2084P0800X 56760 CT

Addresses

Primary practice location

42 Ladd St Ste 311
East Greenwich, RI 02818-4358

Mailing address

42 Ladd St Ste 311
East Greenwich, RI 02818-4358
Phone (734) 358-7864

Other practice location 1

50 Health Ln
Warwick, RI 02886-2711
Phone (401) 738-1338 ext. 2295

Other practice location 2

2902 Minnesota Ave
Billings, MT 59101-4054
Phone (406) 259-3800

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in RI, MT2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20111215000669 RI Practitioner - Psychiatry 9830364041 Reassigns benefits to 6 organizations
I20240102000857 MT Practitioner - Psychiatry 9830364041 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
Rutgers New Jersey Medical School, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Fellowship Health Resources IncGroup PAC ID 8224022546, 14 clinicians

Practice addresses (Care Compare)

45 Sockanosset Cross Rd
Suite 4
Cranston, RI 02920-5529
Phone (401) 383-4885

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
56760CTMDPsychiatry Physician
4301506255MIMDPsychiatry Physician
MD13763RIMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Montana Rescue Mission CurrentSince Dec 1, 2023 Accepting new patients
Fellowship Health Resources, Inc CurrentSince Jan 1, 2022 Accepting new patients
Chartercare Our Lady of Fatima Hospital CurrentSince May 28, 2025 Accepting new patients
Prospect Chartercare RWMC, LLC CurrentSince Jun 1, 2014 Accepting new patients
Prospect Chartercare RWMC, LLC CurrentSince Jun 1, 2014 Accepting new patients
Chartercare Our Lady of Fatima Hospital Psychiatry CurrentSince May 28, 2025 Accepting new patients
Prime Healthcare Services Landmark LLC Psychiatry CurrentSince Oct 1, 2014 Accepting new patients
Prospect Chartercare Sjhsri, LLC Psychiatry CurrentSince Jun 1, 2014 Accepting new patients
Chartercare Roger Williams Medical Center CurrentSince May 28, 2025 Accepting new patients
Prime Healthcare Services Landmark LLC CurrentSince Oct 1, 2014 Accepting new patients
Prospect Chartercare Sjhsri, LLC CurrentSince Jun 1, 2014 Accepting new patients
St. Joseph Health Services of Rhode Island Psychiatry Past Accepting new patients
St. Joseph Health Services of Rhode Island Past Accepting new patients
Fellowship Health Resources, Inc. PastSince May 31, 2020 Accepting new patients

Locations

2902 Minnesota Ave
Billings, MT 59101
Phone (406) 259-3800

45 Sockanosset Cross Rd
Cranston, RI 02920
Phone (401) 208-7007

45 Sockanosset Cross Rd
Ste 4
Cranston, RI 02920
Phone (401) 383-4885

2 Wake Robin Rd
Lincoln, RI 02865
Phone (401) 333-1747

24 Albion Rd
Ste 420
Lincoln, RI 02865
Phone (401) 333-3980

200 High Service Ave
North Providence, RI 02904
Phone (401) 456-3000

200 High Service Ave
#3
North Providence, RI 02904
Phone (401) 456-3649

21 Peace St
Providence, RI 02907
Phone (401) 456-3000

825 Chalkstone Ave
Providence, RI 02908
Phone (401) 456-2000

115 Cass Ave
Woonsocket, RI 02895
Phone (401) 356-1701

Organizations & group practices 14

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

View all 14

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1182124800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787270400000",
    "number": "1114122595",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "42 LADD ST STE 311",
            "city": "EAST GREENWICH",
            "state": "RI",
            "postal_code": "028184358",
            "telephone_number": "734-358-7864",
            "fax_number": "401-214-0091"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "42 LADD ST STE 311",
            "city": "EAST GREENWICH",
            "state": "RI",
            "postal_code": "028184358",
            "telephone_number": "734-358-7864"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "50 Health Ln",
            "address_purpose": "LOCATION",
            "city": "Warwick",
            "state": "RI",
            "postal_code": "028862711",
            "country_code": "US",
            "telephone_number": "401-738-1338 x2295",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2902 Minnesota Ave",
            "address_purpose": "LOCATION",
            "city": "Billings",
            "state": "MT",
            "postal_code": "591014054",
            "country_code": "US",
            "telephone_number": "406-259-3800",
            "fax_number": "406-259-4638",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MILLER",
        "first_name": "RICHARD",
        "middle_name": "WILLIAM",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-06-18",
        "last_updated": "2026-08-21",
        "certification_date": "2026-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "RI",
            "license": "MD13763",
            "primary": true
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MI",
            "license": "4301506255",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MT",
            "license": "128617",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CT",
            "license": "56760",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in East Greenwich, RI

Sources for this page

Verify at the official NPI Registry.