NPPES file of Aug 9, 2026

Alan Frederick Keohane Riley, MD

Pediatric Cardiology Physician · Scarborough, ME

Alan Frederick Keohane Riley, MD is a pediatric cardiology physician with a practice address in Scarborough, Maine, and NPI 1447435672, issued on Jan 7, 2008. Check the license (Maine MD28177, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447435672
Name
Alan Frederick Keohane Riley
Credential
MD
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License numbers
MD28177 ME
254076 NY
P7026 TX
Self-reported in NPPES; status is on the state search
Practice location
71 US Route 1 Ste C, Scarborough, ME 04074
Phone
(207) 883-5532
Enumerated
Jan 7, 2008
Record last updated
Sep 22, 2025
Medicaid ID
319689107 (MDACC) TX
Medicare enrollment
Enrolled (PECOS I20240731001334); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest pediatric cardiology physician records → All 15 in Maine → Look up another NPI →

Also registered at 71 US Route 1 Ste C

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mark Alexander, MDPediatric Cardiology Physician1013907666
  2. Lauren Andrade, M.D.Adult Congenital Heart Disease Physician1841551140
  3. Briana Costello, LCSWClinical Social Worker1790266773
  4. Warren Hathaway, LCSWClinical Social Worker1750498648
  5. Thomas Miller, DOPediatric Cardiology Physician1780883405
  6. Ashish Saini, MDPediatric Cardiology Physician1043870710

Verify Alan Frederick Keohane Riley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license MD28177    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. MainehealthPortland, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alan Frederick Keohane Riley among 15 pediatric cardiology physician records in Maine

Alan Frederick Keohane Riley, MD is one of 15 pediatric cardiology physician records with a practice address in Maine. 40% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.

  • NPI issued2008 · 60% of these records are older, 20% newer
  • In a Medicare fileYes · 40% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Cardiology Physician providers in Maine

There are 15 pediatric cardiology physician records in Maine.

All 15 in Maine → Every provider in Scarborough → Pediatric Cardiology Physician nationwide →

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Mark Alexander, MDScarborough, ME 040741013907666
  2. Jon Donnelly, M.DScarborough, ME 040741023102456
  3. Michael Hart, MDScarborough, ME 040741376809707
  4. Mary Hourihan, M.D.Scarborough, ME 040741346336880
  5. Thomas Miller, DOScarborough, ME 040741780883405
  6. Ashish Saini, MDScarborough, ME 040741043870710
  7. Shari Wellen, MDPortland, ME 041021801181136
  8. Wade HamiltonLewiston, ME 042401851370068

Common questions

What is Alan Frederick Keohane Riley, MD's NPI number?

Alan Frederick Keohane Riley, MD's National Provider Identifier (NPI) is 1447435672, issued on Jan 7, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Alan Frederick Keohane Riley, MD located?

The NPPES record lists a practice address at 71 US Route 1 Ste C, Scarborough, ME, 04074. Phone: (207) 883-5532. Providers update this record themselves, so call before visiting.

How can I verify Alan Frederick Keohane Riley, MD's license?

NPPES lists Maine license number MD28177, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.