Mary Kathleen O'Connor, M.D.
Pediatrics Physician · Cleveland, OH
Mary Kathleen O'Connor, M.D. is a pediatrics physician with a practice address in Cleveland, Ohio, and NPI 1326199555, issued on Jan 15, 2007. Check the license (Ohio 35072295, as entered in NPPES) on the State Medical Board of Ohio; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Kathleen O'Connor
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 35072295 OH
Self-reported in NPPES; status is on the state search - Practice location
- Cleveland Clinic-Fairview Hospital, 18101 Lorain Avenue, Cleveland, OH 44111
- Phone
- (216) 476-7312
- Enumerated
- Jan 15, 2007
- Record last updated
- Jun 28, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 2065705 OH
- Entity
- Type 1 · individual
Also registered at Cleveland Clinic-Fairview Hospital, 18101 Lorain Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Hilde, PAPhysician Assistant1194764803
- Joseph Lally, M.D.Emergency Medicine Physician1306102918
- Christopher Murphy, D.O.Emergency Medical Services (Emergency Medicine) Physician1578705406
- Kelly Vitello, PA-CPhysician Assistant1689128613
Verify Mary Kathleen O'Connor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35072295Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
344 pediatrics physician records list a practice address in Cleveland
They are 344 of the 30,748 NPPES records with a practice address in Cleveland, and 2,972 pediatrics physician records in Ohio. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 344 in Cleveland → All 2,972 in Ohio → Every provider in Cleveland →
Other pediatrics physician records in Ohio
- Sagiv Aaron, M.D.Independence, OH1780080754
- Lisa Abate, D.O.Findlay, OH1457421950
- Fadia Abaza, MDMaumee, OH1013913243
- Mohamad Abaza, M.D.Oregon, OH1184621963
- Wahida Abaza, MDDublin, OH1750383493
- Collin Abbott, MDColumbus, OH1477945889
- Fadhil Abbousy, MDHartville, OH1346345204
- Jasmin Abdallah, MDCleveland, OH1447007372
- Hanaa Abdelmessih, MDNewark, OH1073511358
- Adli Abdelrahim, MDCleveland, OH1942498043
Common questions
What is Mary Kathleen O'Connor, M.D.'s NPI number?
Mary Kathleen O'Connor, M.D.'s National Provider Identifier (NPI) is 1326199555, issued on Jan 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mary Kathleen O'Connor, M.D. located?
The NPPES record lists a practice address at Cleveland Clinic-Fairview Hospital, 18101 Lorain Avenue, Cleveland, OH, 44111. Phone: (216) 476-7312. Providers update this record themselves, so call before visiting.
How can I verify Mary Kathleen O'Connor, M.D.'s license?
NPPES lists Ohio license number 35072295, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. 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. 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.