Nathaniel Berg, MD
NPI 1265646806 · Vascular & Interventional Radiology Physician · Tamuning, GU
Provider details
- NPI number
- 1265646806
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M-1142 (GU)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
5,936 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 1,420 | $7 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 1,147 | $143 |
| Counseling Visit to Discuss Need for Lung Cancer Screening Using Low Dose Ct Scan (ldct) (service Is for Eligibility Determination and Shared Decision Making)G0296 | 355 | $28 |
| Electrocardiogram (ecg) 2-Day Continuous93225 | 327 | $15 |
| Electrocardiogram (ecg) 2-Day Continuous With Report93226 | 326 | $38 |
| Ultrasound of Leg Arteries Or Artery Grafts93925 | 275 | $262 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-10
- Last updated
- 2019-12-09
- Certified
- 2019-12-09
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.