Physician Profile
Sydney S. Guo, MD
Unclaimed ProfileAbout Dr. Guo
Based in Ventura, CA, Sydney S. Guo, MD is listed in the NPI registry under vascular surgery. Sydney graduated from New York University School of Medicine in 1997. Sydney is also listed as specializing in surgery and specialist. Medicare claims data shows Sydney provided 2,167 services to 1,535 patients. 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, use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes, and ultrasound of hemodialysis access.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (805) 643-3330
- Email not available
Practice Locations
100 NORTH BRENT STREET STE 201
Ventura, CA 93003
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
- Carotid artery disease
- Deep vein thrombosis
- Peripheral artery disease
- Spider veins
- Varicose veins
Aneurysms
- Groin Artery Bulge
- Knee Artery Aneurysm
- Visceral Artery Aneurysm
Aortic disease
- Aortic aneurysm
- Torn Aorta
Artery conditions
- Buerger's Disease
- Pelvic Artery Blockage
Artery disease
- Cold Sensitive Fingers and Toes
- Fibromuscular Dysplasia
- Mesenteric ischemia
- Narrow kidney artery
- Subclavian Steal Syndrome
Artery inflammation
- Temporal Arteritis
Blood clots
- Blood Clot in Arm or Leg
- Blood Clot in Lung
- Long-Term Leg Swelling After Clot
Congenital vascular disorders
- Brain Vascular Malformation
Dialysis
- Dialysis Access Problems
Digestive & abdominal
- Stomach Pain After Eating From Arteries
Emergencies
- Acute Leg Compartment Syndrome
Foot & toe conditions
- Blue Toe Syndrome
Leg & foot pain
- Leg Cramps When Walking
- Non-Healing Foot Sores From Poor Blood Flow
- Restless legs syndrome
Nerve & vessel compression
- Nutcracker Syndrome
- Popliteal Artery Entrapment
- Thoracic outlet syndrome
Skin & vein conditions
- Leg Skin Discoloration From Veins
Vascular malformations
- Klippel-Trenaunay Syndrome
Vascular tumors
- Carotid Body Tumor
Vein conditions
- Pelvic Congestion Syndrome
Vein disease
- Chronic pelvic pain
- Lymphedema
- May-Thurner Syndrome
- Poor Circulation and Swollen Legs
Wounds & sores
- Arterial Leg Ulcer
Wounds & ulcers
- Diabetic foot ulcer
- Gangrene
- Venous Leg Ulcers
Procedures & services
Most searched procedures
- Bypass surgery
- Carotid endarterectomy
- Sclerotherapy
- Spider vein removal
- Varicose vein treatment
- Vein ablation
Amputation surgery
- Below-Knee Leg Amputation
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
- Groin Artery Plaque Removal
Blood clot treatments
- Pulmonary Embolism Clot Removal
Blood clots
- Blood Clot Removal Surgery
- Catheter Clot Dissolving Treatment
- IVC Filter Placement
- IVC Filter Removal
Diagnostic procedures
- Temporal Artery Biopsy
Diagnostic tests
- Abdominal Aortic Aneurysm Ultrasound Screening
- Vein Mapping Ultrasound
Dialysis access
- Dialysis Fistula Surgery
- Dialysis Graft Placement
- Fistula Repair and Declotting
Emergency surgery
- Fasciotomy for Leg Swelling
Imaging & diagnostics
- Carotid Ultrasound
- Leg Circulation Test (ABI and Arterial Doppler)
- Leg Vein Ultrasound
- Peripheral Angiogram
Nerve & vessel compression
- Thoracic Outlet Decompression
Nerve surgery
- Surgery for sweaty hands
Vascular access
- Chemo port placement
- Chemo port removal
- Dialysis Catheter Removal
- Tunneled Dialysis Catheter Placement
Vascular malformation treatments
- Vascular Malformation Embolization
Vein procedures
- Ambulatory Phlebectomy
- Iliac Vein Stenting
- Pelvic Vein Embolization
- Varicose vein removal
Vein treatments
- Medical Compression Stocking Fitting
- Microfoam Vein Injection
- Vein Glue Closure
Wound care
- Surgical Wound Care
- Toe or Partial Foot Amputation
Procedures Most Often Billed to Medicare
2,167 services · 1,535 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of tunneled central venous tube for infusion (5 years or older) | Procedure | 36558 |
42 | More than most peers in Vascular Surgery |
| Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist | Procedure | 36902 |
31 | More often than most peers in Vascular Surgery |
| Insertion of needle and/or tube into hemodialysis circuit and insertion of stent in dialysis segment with review by radiologist | Procedure | 36903 |
29 | More often than most peers in Vascular Surgery |
| Removal of tunneled central venous tube | Procedure | 36589 |
26 | More often than most peers in Vascular Surgery |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
25 | More often than most peers in Vascular Surgery |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
162 | More than most peers in Vascular Surgery |
| Fluoroscopic guidance for insertion or removal of central vein access device | Imaging | 77001 |
47 | More than most peers in Vascular Surgery |
| Review by radiologist of abdominal aorta image | Imaging | 75625 |
43 | More often than most peers in Vascular Surgery |
| Review by radiologist of pelvis artery image | Imaging | 75736 |
42 | Too few peers to compare |
| Review by radiologist of arm or leg artery image | Imaging | 75710 |
39 | More often than most 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.
Other vascular surgeons in Ventura 3
Same specialty, same city.
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Insertion of tunneled central venous tube for infusion (5 years or older) 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Guo's specialty?
Dr. Guo is a vascular surgeon in Ventura, CA. 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. Guo?
Dr. Guo is listed at 100 North Brent Street Ste 201, Ventura, CA 93003. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Guo?
The number on file is (805) 643-3330. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Guo?
Dr. Guo's National Provider Identifier is 1619922291. 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. Guo's medical education?
Dr. Guo attended New York University School of Medicine, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Guo have?
Dr. Guo has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Guo known for?
According to Medicare billing data, Dr. Guo performs procedures including insertion of tunneled central venous tube for infusion, insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist and insertion of needle and/or tube into hemodialysis circuit and insertion of stent in dialysis segment with review by radiologist; 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 use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes and ultrasound of hemodialysis access, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Guo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Guo. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.