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- 1535 Gull Rd, Suite 020, Kalamazoo, MI 49048
About Dr. Obrien
Sean P. Obrien, MD practices vascular surgery in Kalamazoo, MI. Sean is a 1992 graduate of Michigan State University College of Human Medicine. Sean is also listed as specializing in surgery. According to Medicare claims data, Sean cared for 1,046 Medicare patients across 1,220 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, ultrasound study of arm and leg arteries, and ultrasound of both sides of head and neck blood flow. The provider's National Provider Identifier (NPI) is 1952368896.
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
- (269) 381-4577
- Email not available
Practice Locations
1535 GULL RD SUITE 020
Kalamazoo, MI 49048
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
Aneurysm repair
- Minimally Invasive Aneurysm Repair
- Complex Branched Aortic Aneurysm Repair
- Open Aortic Aneurysm Surgery
- Popliteal Aneurysm Repair
- Pseudoaneurysm Injection Repair
- Thoracic Endovascular Aortic Repair
- Visceral Aneurysm Coiling
Artery procedures
- Balloon Angioplasty for Legs
- Carotid Artery Stent
- Atherectomy
- Leg Artery Stent
- Limb Salvage Surgery
- Mesenteric Artery Stenting
- Renal artery stenting
- Transcarotid Artery Revascularization
Blood clots
- Blood Clot Removal Surgery
- IVC Filter Placement
- IVC Filter Removal
- Catheter Clot Dissolving Treatment
Circulation & limbs
Cosmetic dermatology
Kidney
Vascular
Vein procedures
Veins & circulation
Wounds & skin
Most searched procedures
- Bypass surgery
- Carotid endarterectomy
- Sclerotherapy
- Spider vein removal
- Varicose vein treatment
- Vein ablation
Amputation surgery
Artery surgery
Blood clot treatments
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 treatments
Wound care
Procedures Most Often Billed to Medicare
1,220 services · 1,046 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of stent and blood clot protection device in neck artery with review by radiologist | Procedure | 37215 |
14 | Less often than most peers in Vascular Surgery |
| Fine needle aspiration biopsy using ultrasound guidance, first growth | Procedure | 10005 |
11 | Too few peers to compare |
| Ultrasound scan of head and neck soft tissue | Imaging | 76536 |
48 | Too few peers to compare |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
130 | More often than most peers in Vascular Surgery |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
127 | More often than most peers in Vascular Surgery |
| Ultrasound study of one arm or leg veins with compression and maneuvers | Treatment | 93971 |
73 | As often as other peers in Vascular Surgery |
| Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts | Treatment | 93978 |
61 | More often than most peers in Vascular Surgery |
| Ultrasound of leg arteries or artery grafts | Treatment | 93925 |
53 | As often as other peers in Vascular Surgery |
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
46 | As often as other peers in Vascular Surgery |
| Ultrasound of one leg arteries or artery grafts | Treatment | 93926 |
29 | 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 1
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 Kalamazoo 8
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at Michigan State University College of Human Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Michigan State University College of Human Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of stent and blood clot protection device in neck artery with review by radiologist 1
Providers in MI who bill this service to Medicare most often.
Common questions
What is Dr. Obrien's specialty?
Dr. Obrien is a vascular surgeon in Kalamazoo, MI. 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. Obrien?
Dr. Obrien is listed at 1535 Gull Rd Suite 020, Kalamazoo, MI 49048. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Obrien?
The number on file is (269) 381-4577. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Obrien's NPI number?
Dr. Obrien's National Provider Identifier is 1952368896. 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. Obrien's medical education?
Dr. Obrien attended Michigan State University College of Human Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Obrien been practicing?
Dr. Obrien has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Obrien known for?
According to Medicare billing data, Dr. Obrien performs procedures including insertion of stent and blood clot protection device in neck artery with review by radiologist and fine needle aspiration biopsy using ultrasound guidance, first growth; reads or performs imaging such as ultrasound scan of head and neck soft tissue; 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. Obrien confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Obrien. If this is you, claiming it is free.
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