John L. O'Neil, PT, DPT
Physical Therapist · Westminster, MD
John L. O'Neil, PT, DPT is a physical therapist with a practice address in Westminster, Maryland, and NPI 1316347768, issued on Sep 3, 2014. Check the license (Maryland 25148, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John L. O'Neil
- Credential
- PT, DPT
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- 25148 MD
Self-reported in NPPES; status is on the state search - Practice location
- 826 Washington RD, Westminster, MD 21157
- Phone
- (443) 605-0505
- Enumerated
- Sep 3, 2014
- Record last updated
- Oct 23, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (443) 605-0506
- Medicare enrollment
- Enrolled (PECOS I20250314002729); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 6,177 in Maryland → Look up another NPI →
Also registered at 826 Washington RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marilyn Berchie, CRNP-FNPFamily Nurse Practitioner1730518812
Verify John L. O'Neil in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 25148Check 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
- Tom Segal Physical Therapy, Inc.Delray Beach, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John L. O'Neil among 6,177 physical therapist records in Maryland
John L. O'Neil, PT, DPT is one of 6,177 physical therapist records with a practice address in Maryland. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 48% of them.
- NPI issued2014 · 48% of these records are older, 47% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated2014 · median 2015 among the 2,359 with a school on file
- Record last updated2014 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
91 physical therapist records list a practice address in Westminster
They are 91 of the 1,327 NPPES records with a practice address in Westminster, and 6,177 physical therapist records in Maryland.
All 6,177 in Maryland → Every provider in Westminster → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- David Benzing, PTWestminster, MD 211571669459103
- Diane Bohn, P.T.Westminster, MD 211571316043367
- Nicole Cole, PTWestminster, MD 211571275583866
- Carol Conrad, P.T.Westminster, MD 211571518980085
- Patricia Domser, PTWestminster, MD 211571124027883
- Ann Edwards, DPTWestminster, MD 211571649233644
- Todd Herring, PTWestminster, MD 211571417970799
- Gary Katz, PTWestminster, MD 211571679550099
Common questions
What is John L. O'Neil, PT, DPT's NPI number?
John L. O'Neil, PT, DPT's National Provider Identifier (NPI) is 1316347768, issued on Sep 3, 2014. An NPI identifies a provider in billing; it is not a license.
Where is John L. O'Neil, PT, DPT located?
The NPPES record lists a practice address at 826 Washington RD, Westminster, MD, 21157. Phone: (443) 605-0505. Providers update this record themselves, so call before visiting.
How can I verify John L. O'Neil, PT, DPT's license?
NPPES lists Maryland license number 25148, as entered by the provider. Search the Maryland 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.