Individual provider Active NPI

Alan Frederick Keohane Riley, MD

  • Pediatric Cardiology Physician
  • Scarborough, ME
National Provider Identifier
1447435672
Registry record updated Sep 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Cardiology PhysicianTaxonomy code 2080P0202X
License
MD28177 Issued in ME
Practice address
71 US Route 1 Ste C
Scarborough, ME 04074-7174
Phone
(207) 883-5532
NPI assigned
Jan 7, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 22, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Cardiology Physician 2080P0202X P7026 TX
Pediatric Cardiology Physician 2080P0202X MD28177 ME Primary
Pediatrics Physician 208000000X 254076 NY
Pediatrics Physician 208000000X MD28177 ME

Addresses

Primary practice location

71 US Route 1 Ste C
Scarborough, ME 04074-7174

Mailing address

71 US Route 1 Ste C
Scarborough, ME 04074-7174
Phone (207) 883-5532

Other identifiers 1

IdentifierTypeStateIssuer
319689107 (MDACC)MedicaidTX

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, ME2 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
I20090902000684 TX Practitioner - Pediatric MedicinePractitioner - Cardiovascular Disease (Cardiology) 9234284894 Reassigns benefits to 2 organizations
I20240731001334 ME Practitioner - Pediatric Medicine 9234284894 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pediatric Medicine
Education
Other, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
MainehealthGroup PAC ID 7517860588, shared by 31 NPIs, 2,616 clinicians

Practice addresses (Care Compare)

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 885-9905

71 US Route 1
Suite C
Scarborough, ME 04074-7174
Phone (207) 883-5532

Merit-based Incentive Payment System (MIPS)

Final score
97.93 of 100Reported as apm
Quality
83.31
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
254076NYMDLicensed Practical Nurse
MD28177MEMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mainegeneral Medical Center CurrentSince Jan 25, 2025 Accepting new patients
Mainehealth Current Accepting new patients
Baylor College of Medicine CurrentSince Aug 5, 2013 Accepting new patients
Texas Children'S Physician Group Pediatrics CurrentSince Oct 5, 2021 Accepting new patients
Mainehealth CurrentSince Jul 29, 2024 Accepting new patients
Mainegeneral Medical Center CurrentSince Jan 25, 2025 Accepting new patients
Baylor College of Medicine CurrentSince Aug 5, 2013 Accepting new patients
Mainehealth CurrentSince Jul 29, 2024 Accepting new patients
Mainehealth Current Accepting new patients
Mainehealth Pediatrics Past Accepting new patients
Mainehealth Past Accepting new patients

Locations

35 Medical Center Pkwy
Augusta, ME 04330
Phone (207) 621-3639

4 Shape Dr
Kennebunk, ME 04043
Phone (207) 467-8988

22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179

71 US Route 1
Ste C
Scarborough, ME 04074
Phone (207) 883-5532

149 North St
Waterville, ME 04901
Phone (207) 622-1959

8611 N Mopac Expy
Austin, TX 78759
Phone (713) 816-1250

1515 Holcombe Blvd
Houston, TX 77030
Phone (713) 794-5446

6621 Fannin St
Ste 19345C
Houston, TX 77030
Phone (832) 826-5600

6621 Fannin St
Houston, TX 77030
Phone (832) 824-1866

1504 Taub Loop
Houston, TX 77030
Phone (713) 873-2860

6701 Fannin St
Ste 1420
Houston, TX 77030
Phone (832) 822-4240

6621 Fannin St
#W1998
Houston, TX 77030

333 N Santa Rosa
San Antonio, TX 78207
Phone (210) 704-2190

Interoperability endpoints

  • Direct secure messaging: ariley715966@direct.mmc.mainehealth.org

Organizations & group practices 12

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.

NPI Registry JSON

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

{
    "created_epoch": "1199664000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758499200000",
    "number": "1447435672",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "71 US ROUTE 1 STE C",
            "city": "SCARBOROUGH",
            "state": "ME",
            "postal_code": "040747174",
            "telephone_number": "207-883-5532"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "71 US ROUTE 1 STE C",
            "city": "SCARBOROUGH",
            "state": "ME",
            "postal_code": "040747174",
            "telephone_number": "207-883-5532"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RILEY",
        "first_name": "ALAN",
        "middle_name": "FREDERICK KEOHANE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-01-07",
        "last_updated": "2025-09-22",
        "certification_date": "2025-09-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0202X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Cardiology",
            "state": "TX",
            "license": "P7026",
            "primary": false
        },
        {
            "code": "2080P0202X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Cardiology",
            "state": "ME",
            "license": "MD28177",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "254076",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "ME",
            "license": "MD28177",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "319689107 (MDACC)",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Scarborough, ME

Sources for this page

Verify at the official NPI Registry.