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Edit this profileAt a glance
- 633 Governor Carlos Camacho Road, Suite 210, Tamuning, GU 96913
About Dr. Berg
Based in Tamuning, GU, Nathaniel B. Berg, MD is listed in the NPI registry under vascular & interventional radiology. Nathaniel graduated from Tufts University School of Medicine in 1990. Nathaniel is also listed as specializing in neuroradiology, diagnostic radiology, and interventional pain medicine. According to Medicare claims data, Nathaniel cared for 4,996 Medicare patients across 29,064 services. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, injection, gadoterate meglumine, 0.1 ml, and routine electrocardiogram (ecg) using at least 12 leads with tracing. NPI 1265646806 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
- (671) 649-1001
- Email not available
Practice Locations
633 GOVERNOR CARLOS CAMACHO ROAD SUITE 210
Tamuning, GU 96913
Conditions Commonly Evaluated or Treated
Within Interventional Radiology 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
Bone & Joint
- Benign Bone Tumor
- Heel pain
Brain & Spine
- Chronic Brain Bleed
- Stroke
- Brain aneurysm
Digestive
- Benign Liver Tumor
- Bleeding Hemorrhoids
- Acute gallbladder inflammation
- Ascites
- Blocked Bile Duct
- Portal hypertension
Pain
- Severe Cancer Pain in Belly
- Facet joint pain
- Sacroiliac joint pain
- Sciatica
Vascular
- Leg Ulcers
- Aortic aneurysm
- Blocked Chest Vein
- Blood Clot in Lung
- Brain Vascular Malformation
- Carotid Artery Blockage
- Chronic venous insufficiency
- Lymph Fluid Leak in Chest
- May-Thurner Syndrome
- Narrow kidney artery
- Nutcracker Syndrome
- Spider veins
- Torn Aorta
- Visceral Artery Aneurysm
Most searched conditions
- Deep vein thrombosis
- Enlarged prostate
- Peripheral artery disease
- Spinal compression fractures
- Uterine fibroids
- Varicose veins
Cancer
- Cancer spread to bones
- Kidney cancer
- Liver cancer
- Lung cancer
Emergency vascular
- Internal Bleeding
Endocrine
- Thyroid nodules
Joint & bone pain
- Frozen shoulder
- Knee osteoarthritis
- Tennis elbow
Kidney
- Dialysis Access Problems
- Hydronephrosis
Men's health
- Varicocele
Respiratory
- Fluid around the lungs
Women's health
- Adenomyosis
- Blocked Fallopian Tubes
- Chronic pelvic pain
Procedures & services
Access and nutrition
- Central venous catheter placement
- Implanted venous port placement
Biopsies
- Lung Biopsy
Bone & Joint
- Osteoid Osteoma Ablation
Bowel and emergency abdominal
- Surgical drainage of abdominal abscess
Brain & Spine
- Image-Guided Lumbar Puncture
- Middle Meningeal Artery Embolization
- Brain Aneurysm Coiling
Cancer
- Chemo port removal
- Kidney Tumor Ablation
- Microwave Ablation for Tumors
- TACE Chemoembolization
- Tumor Cryoablation
- Radiofrequency ablation
Catheter ablation
- Cryoablation
Cosmetic dermatology
- Sclerotherapy for spider veins
Digestive
- Bile duct stent placement
- Feeding tube placement
- Gallbladder Drainage Tube Placement
- Hemorrhoid Embolization
- TIPS Procedure
Drainage
- Draining lung fluid
- Paracentesis
- Incision and drainage of an abscess
Emergency vascular
- Embolization for Internal Bleeding
Endocrine
- Thyroid Nodule Radiofrequency Ablation
Joint & bone pain
- Knee Embolization for Arthritis
- Vertebroplasty
Kidney
- Dialysis Fistula Repair
- Kidney Drainage Tube Placement
Kidney & Urinary
- Dialysis Catheter Care
- Minimally Invasive Dialysis Fistula Creation
Men's health
- Varicocele Embolization
Nursing care
- Central Line and PICC Line Dressing Change
- G-Tube Button Replacement
Office diagnosis
- Fine-needle aspiration of a neck mass
Pain
- Celiac Plexus Nerve Block
- Radiofrequency Nerve Ablation
- Epidural steroid injection
- Sacroiliac joint injection
Post-Op Care
- Seroma Fluid Drainage
Skin Procedures
- Cyst Drainage
Thyroid
- Thyroid Cyst Alcohol Ablation
Vascular
- Balloon Angioplasty for Legs
- Carotid Artery Stent
- Catheter Clot Dissolving Treatment
- IVC Filter Placement
- IVC Filter Removal
- Laser Vein Treatment For Leg Swelling
- Minimally Invasive Aneurysm Repair
- Thoracic Duct Embolization
- Vascular Malformation Sclerotherapy
- Vein Blood Flow Study
- Vein Stent Placement
- Blood Clot Removal Surgery
- Sclerotherapy
Vascular access
- Central line placement
- Chemo port placement
- PICC line placement coordination
Vascular Access
- Midline IV Catheter Placement
Veins & circulation
- Vein treatment consultation
Women's health
- Pelvic Vein Embolization
- Unblocking Fallopian Tubes
Wounds & recovery
- Surgical drain removal
Most searched procedures
- Angiogram
- Atherectomy
- Kyphoplasty
- Prostate artery embolization
- Uterine fibroid embolization
- Y-90 radioembolization
Diagnostic
- Image-Guided Needle Biopsy
Procedures Most Often Billed to Medicare
29,064 services · 4,996 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
140 | More often than most peers in Vascular & Interventional… |
| Nuclear medicine study of bone and/or joint whole body | Imaging | 78306 |
63 | Too few peers to compare |
| X-ray of chest, 2 views | Imaging | 71046 |
61 | As often as other peers in Vascular & Interventional… |
| Ct scan of abdominal aorta and both leg arteries with contrast | Imaging | 75635 |
55 | More than most peers in Vascular & Interventional… |
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
1,420 | Too few peers to compare |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
1,147 | Too few peers to compare |
| Electrocardiogram (ecg) 2-day continuous | Treatment | 93225 |
327 | Too few peers to compare |
| Electrocardiogram (ecg) 2-day continuous with report | Treatment | 93226 |
326 | Too few peers to compare |
| Ultrasound of leg arteries or artery grafts | Treatment | 93925 |
275 | More than most peers in Vascular & Interventional… |
| Ultrasound of hemodialysis access | Treatment | 93990 |
263 | More than most peers in Vascular & Interventional… |
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 3
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 interventional radiologists in Tamuning 3
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Tufts University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Tufts University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Berg?
Dr. Berg is an interventional radiologist in Tamuning, GU. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular & Interventional Radiology”.
NPI registry
What is Dr. Berg's address?
Dr. Berg is listed at 633 Governor Carlos Camacho Road Suite 210, Tamuning, GU 96913. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Berg?
The number on file is (671) 649-1001. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Berg's NPI number?
Dr. Berg's National Provider Identifier is 1265646806. 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
Where did Dr. Berg train?
Dr. Berg attended Tufts University School of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Berg been practicing?
Dr. Berg has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Berg perform?
According to Medicare billing data, Dr. Berg performs imaging including dxa bone density measurement of hip, pelvis, spine and nuclear medicine study of bone and/or joint whole body; provides treatments such as routine electrocardiogram using at least 12 leads with tracing and ultrasound of heart with color-depicted blood flow, rate, direction and valve function. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Berg confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Berg. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.