Kathleen O'Neill, MD
Surgical Critical Care Physician · Philadelphia, PA
Kathleen O'Neill, MD is a surgical critical care physician with a practice address in Philadelphia, Pennsylvania, and NPI 1801274865, issued on May 11, 2015. Check the license (Pennsylvania MD486200, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Kathleen O'Neill
- Credential
- MD
- Primary taxonomy
- Surgical Critical Care Physician 2086S0102X
- License number
- MD486200 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3400 Spruce Street, Philadelphia, PA 19104
- Phone
- (215) 349-8310
- Enumerated
- May 11, 2015
- Record last updated
- Jun 1, 2026
- Fax
- (215) 893-7270
- Medicare enrollment
- Enrolled (PECOS I20250929002308); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 2015
- Entity
- Type 1 · individual
8 nearest surgical critical care physician records → All 150 in Pennsylvania → Look up another NPI →
Also registered at 3400 Spruce Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shahrzad Abdollahi, M.D.Rheumatology Physician1518494178
- Sarah Abdulla, MDVascular & Interventional Radiology Physician1427342336
- Alice Abernathy, MDObstetrics & Gynecology Physician1740711498
- Mariam Aboian, M.D., PH.D.Diagnostic Radiology Physician1356669386
- Samir Abu Gazala, M.D.Surgery Physician1750708251
Verify Kathleen O'Neill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD486200Check 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 one group practice
- University OF Penn - Medical GroupPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathleen O'Neill among 150 surgical critical care physician records in Pennsylvania
Kathleen O'Neill, MD is one of 150 surgical critical care physician records with a practice address in Pennsylvania. 93% 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 78% of them.
- NPI issued2015 · 78% of these records are older, 18% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2015 · median 2008 among the 129 with a school on file
- Record last updated2026 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0102X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Critical Care Physician providers in Pennsylvania
There are 150 surgical critical care physician records in Pennsylvania.
All 150 in Pennsylvania → Every provider in Philadelphia → Surgical Critical Care Physician nationwide →
The 8 surgical critical care physician records with the nearest ZIP codes
- Seema Anandalwar, M.D.Philadelphia, PA 191041932527538
- Jeremy Cannon, M.D.Philadelphia, PA 191041952368136
- Forrest Fernandez, MDPhiladelphia, PA 191041174619969
- Joseph Fernandez-Moure, M.D.Philadelphia, PA 191041073741484
- Lewis Kaplan, MDPhiladelphia, PA 191041417938853
- Elinore Kaufman, MDPhiladelphia, PA 191041336438431
- Nathan Klingensmith, M.D.Philadelphia, PA 191041205192424
- Matthew Leatherman, D.O.Philadelphia, PA 191041942541487
Common questions
What is Kathleen O'Neill, MD's NPI number?
Kathleen O'Neill, MD's National Provider Identifier (NPI) is 1801274865, issued on May 11, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Kathleen O'Neill, MD located?
The NPPES record lists a practice address at 3400 Spruce Street, Philadelphia, PA, 19104. Phone: (215) 349-8310. Providers update this record themselves, so call before visiting.
How can I verify Kathleen O'Neill, MD's license?
NPPES lists Pennsylvania license number MD486200, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. 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.
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.