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Edit this profileAt a glance
- 2102 Harrisburg Pike, Lancaster, PA 17601
About Dr. Oconnor
Based in Lancaster, PA, Thomas M. Oconnor, DO is listed in the NPI registry under vascular surgery. Thomas graduated from New York College of Osteo Medicine of New York Institute of Technology in 1987. Thomas is also listed as specializing in surgery. According to Medicare claims data, Thomas cared for 875 Medicare patients across 941 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, ultrasound study of arm and leg arteries, and ultrasound of both sides of head and neck blood flow. NPI 1144213992 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (717) 544-9400
- Email not available
Practice Locations
2102 HARRISBURG PIKE
Lancaster, PA 17601
Conditions Commonly Evaluated or Treated
Within Vascular Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Aneurysms
Aortic disease
Artery conditions
Artery disease
- Cold Sensitive Fingers and Toes
- Fibromuscular Dysplasia
- Mesenteric ischemia
- Narrow kidney artery
- Subclavian Steal Syndrome
Artery inflammation
Blood clots
Congenital vascular disorders
Dialysis
Digestive & abdominal
Emergencies
Foot & toe conditions
Leg & foot pain
Nerve & vessel compression
Skin & vein conditions
Vascular malformations
Vascular tumors
Vein conditions
Vein disease
Wounds & sores
Wounds & ulcers
Procedures & services
Most searched procedures
- Bypass surgery
- Carotid endarterectomy
- Sclerotherapy
- Spider vein removal
- Varicose vein treatment
- Vein ablation
Amputation surgery
Aneurysm repair
- Complex Branched Aortic Aneurysm Repair
- Minimally Invasive Aneurysm Repair
- Open Aortic Aneurysm Surgery
- Popliteal Aneurysm Repair
- Pseudoaneurysm Injection Repair
- Thoracic Endovascular Aortic Repair
- Visceral Aneurysm Coiling
Artery procedures
- Atherectomy
- Balloon Angioplasty for Legs
- Carotid Artery Stent
- Leg Artery Stent
- Limb Salvage Surgery
- Mesenteric Artery Stenting
- Renal artery stenting
- Transcarotid Artery Revascularization
Artery surgery
Blood clot treatments
Blood clots
- Blood Clot Removal Surgery
- Catheter Clot Dissolving Treatment
- IVC Filter Placement
- IVC Filter Removal
Diagnostic procedures
Diagnostic tests
Dialysis access
Emergency surgery
Imaging & diagnostics
- Carotid Ultrasound
- Leg Circulation Test (ABI and Arterial Doppler)
- Leg Vein Ultrasound
- Peripheral Angiogram
Nerve & vessel compression
Nerve surgery
Vascular access
- Chemo port placement
- Chemo port removal
- Dialysis Catheter Removal
- Tunneled Dialysis Catheter Placement
Vascular malformation treatments
Vein procedures
Vein treatments
Wound care
Procedures Most Often Billed to Medicare
941 services · 875 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist | Procedure | 36902 |
19 | Less often than most peers in Vascular Surgery |
| Insertion of tunneled central venous tube for infusion (5 years or older) | Procedure | 36558 |
16 | As often as other peers in Vascular Surgery |
| Insertion of abdominal cavity tube using an endoscope | Procedure | 49324 |
15 | As often as other peers in Vascular Surgery |
| Insertion of central venous tube with port (5 years or older) | Procedure | 36561 |
15 | As often as other peers in Vascular Surgery |
| Relocation of arm vein with connection to arm artery for hemodialysis | Procedure | 36821 |
13 | Less often than most peers in Vascular Surgery |
| Insertion of tube into aorta | Procedure | 36200 |
13 | Less often than most peers in Vascular Surgery |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
33 | As often as other peers in Vascular Surgery |
| Fluoroscopic guidance for insertion or removal of central vein access device | Imaging | 77001 |
28 | More often than most peers in Vascular Surgery |
| Review by radiologist of arm or leg artery image | Imaging | 75710 |
21 | As often as other peers in Vascular Surgery |
| Review by radiologist of abdominal aorta image | Imaging | 75625 |
21 | As often as other peers in Vascular Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other vascular surgeons in Lancaster 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at New York College of Osteo Medicine of New York Institute of Technology 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at New York College of Osteo Medicine of New York Institute of Technology 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist 8
Providers in PA who bill this service to Medicare most often.
Common questions
What is Dr. Oconnor's specialty?
Dr. Oconnor is a vascular surgeon in Lancaster, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular Surgery”.
NPI registry
Where can I find Dr. Oconnor?
Dr. Oconnor is listed at 2102 Harrisburg Pike, Lancaster, PA 17601. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Oconnor?
The number on file is (717) 544-9400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Oconnor's NPI number?
Dr. Oconnor's National Provider Identifier is 1144213992. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Oconnor's medical education?
Dr. Oconnor attended New York College of Osteo Medicine of New York Institute of Technology, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Oconnor been practicing?
Dr. Oconnor has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Oconnor known for?
According to Medicare billing data, Dr. Oconnor performs procedures including insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist, insertion of tunneled central venous tube for infusion and insertion of abdominal cavity tube using an endoscope; reads or performs imaging such as ultrasonic guidance for blood vessel access and fluoroscopic guidance for insertion or removal of central vein access device; provides treatments such as ultrasound study of arm and leg arteries and ultrasound of both sides of head and neck blood flow, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Oconnor confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oconnor. If this is you, claiming it is free.
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