Sean Tyler O'Sullivan, DO
Family Medicine Physician · Scarborough, ME
Sean Tyler O'Sullivan, DO is a family medicine physician with a practice address in Scarborough, Maine, and NPI 1285073205, issued on Jun 24, 2013. Check the license (Maine DO2641, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sean Tyler O'Sullivan
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- DO2641 ME
Self-reported in NPPES; status is on the state search - Practice location
- 153 US Route 1, Scarborough, ME 04074
- Phone
- (207) 799-8596
- Enumerated
- Jun 24, 2013
- Record last updated
- Sep 28, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170721001966); accepts Medicare assignment
- Medical or professional school
- University Of New England, College Of Osteo Medicine, 2013
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,172 in Maine → Look up another NPI →
Also registered at 153 US Route 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Grace Alvarez, MDFamily Medicine Physician1710096888
- Sheri Clark, FNPFamily Nurse Practitioner1821095241
- Sara Freedman, MDFamily Medicine Physician1457394900
- Sara Hoffman, PA-CPhysician Assistant1073586491
- Deirdre Hogan, LCSWClinical Social Worker1003901398
- Lisa King, LMTMassage Therapist1588942577
Verify Sean Tyler O'Sullivan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license DO2641Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% more Medicare Part D claims than the average family medicine physician in 2024
5,105 Medicare Part D claims for 444 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 323 claims were for opioids.
Most prescribed
- Atorvastatin Calcium270 claims
- Amlodipine Besylate169 claims
- Lisinopril166 claims
- Levothyroxine Sodium140 claims
- Omeprazole137 claims
- Hydrochlorothiazide108 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
2 hospitals and group practices
- Central Maine Medical CenterLewiston, ME · Acute Care Hospitals4 of 5 stars
- Martin's Point Health Care, Inc.Scarborough, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Sean Tyler O'Sullivan among 1,172 family medicine physician records in Maine
Sean Tyler O'Sullivan, DO is one of 1,172 family medicine physician records with a practice address in Maine. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 68% of them.
- NPI issued2013 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2013 · median 2008 among the 668 with a school on file
- Record last updated2020 · 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 207Q00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
27 family medicine physician records list a practice address in Scarborough
They are 27 of the 1,043 NPPES records with a practice address in Scarborough, and 1,172 family medicine physician records in Maine.
All 1,172 in Maine → Every provider in Scarborough → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Sarah Grace Alvarez, MDScarborough, ME 040741710096888
- Peter Amann, MDScarborough, ME 040741639107840
- Vance Brown, MDScarborough, ME 040741467566604
- Andrew Candelore, DOScarborough, ME 040741649269952
- Nicole Cherbuliez, MDScarborough, ME 040741932293578
- Gavin Ducker, MDScarborough, ME 040741013062348
- Sara Freedman, MDScarborough, ME 040741457394900
- Stephen Kirsch, MDScarborough, ME 040741093747628
Common questions
What is Sean Tyler O'Sullivan, DO's NPI number?
Sean Tyler O'Sullivan, DO's National Provider Identifier (NPI) is 1285073205, issued on Jun 24, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Sean Tyler O'Sullivan, DO located?
The NPPES record lists a practice address at 153 US Route 1, Scarborough, ME, 04074. Phone: (207) 799-8596. Providers update this record themselves, so call before visiting.
How can I verify Sean Tyler O'Sullivan, DO's license?
NPPES lists Maine license number DO2641, 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.
How much does Sean Tyler O'Sullivan, DO prescribe under Medicare Part D?
In 2024, Sean Tyler O'Sullivan, DO had 5,105 Medicare Part D claims for 444 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.
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.