Sean O'Brien
Certified Registered Nurse Anesthetist · Cleveland, OH
Sean O'Brien is a certified registered nurse anesthetist with a practice address in Cleveland, Ohio, and NPI 1003271347, issued on Dec 30, 2015. Check the license (Ohio RN.356463, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sean O'Brien
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- RN.356463 OH
Self-reported in NPPES; status is on the state search - Practice location
- 9500 Euclid Ave, Cleveland, OH 44195
- Phone
- (216) 444-6550
- Enumerated
- Dec 30, 2015
- Record last updated
- Dec 30, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160218002390); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 3,606 in Ohio → Look up another NPI →
Also registered at 9500 Euclid Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maher Abbas, MDColon & Rectal Surgery Physician1508937491
- Mohammad Abbasi, MDClinical Cardiac Electrophysiology Physician1346730603
- Mahmoud AbbassyStudent in an Organized Health Care Education/Training Program1366872574
- Cassandra Abbatemarco, CNPPsychiatric/Mental Health Nurse Practitioner1417645144
- Walid Abboud, MDInternal Medicine Physician1245295559
Verify Sean O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license RN.356463Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 4 group practices
- Ohio Anesthesia Group, IncWooster, OH
- Safe Anesthesia Chardon LLCChardon, OH
- Southwest Ohio Anesthesia Consultants LLCCincinnati, OH
- University Primary Care Practices IncConneaut, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sean O'Brien among 3,606 certified registered nurse anesthetist records in Ohio
Sean O'Brien is one of 3,606 certified registered nurse anesthetist records with a practice address in Ohio. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 59% of them.
- NPI issued2015 · 59% of these records are older, 38% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2016 · median 2014 among the 2,675 with a school on file
- Record last updated2015 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
525 certified registered nurse anesthetist records list a practice address in Cleveland
They are 525 of the 30,748 NPPES records with a practice address in Cleveland, and 3,606 certified registered nurse anesthetist records in Ohio.
All 3,606 in Ohio → Every provider in Cleveland → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Jason Beedlow, CRNACleveland, OH 441951851354088
- Chrisanne Begam, CRNACleveland, OH 441951669435426
- James Begam, CRNACleveland, OH 441951255394011
- Margaret Cannon, CRNACleveland, OH 441951093778193
- Juan Del Valle, CRNACleveland, OH 441951104880848
- Ralph Detzel, CRNACleveland, OH 441951407810161
- Shelby Farkas, C.R.N.A.Cleveland, OH 441951104889997
- Lanette Muzie, CRNACleveland, OH 441951013970821
Common questions
What is Sean O'Brien's NPI number?
Sean O'Brien's National Provider Identifier (NPI) is 1003271347, issued on Dec 30, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Sean O'Brien located?
The NPPES record lists a practice address at 9500 Euclid Ave, Cleveland, OH, 44195. Phone: (216) 444-6550. Providers update this record themselves, so call before visiting.
How can I verify Sean O'Brien's license?
NPPES lists Ohio license number RN.356463, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity 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.