Erik Gaensler, MD
NPI 1376598474 · Vascular & Interventional Radiology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erik Gaensler, MD is a Vascular & Interventional Radiology Physician provider in Walnut Creek, CA (NPI 1376598474).
Provider details
- NPI number
- 1376598474
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G56651 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,756 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 370 | $10 |
| Mri Scan of Brain Without Contrast70551 | 175 | $259 |
| Ct Scan Head Or Brain Without Contrast70450 | 149 | $47 |
| Mri Scan of Brain Before and After Contrast70553 | 125 | $408 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 69 | $14 |
| X-Ray of Chest, 2 Views71046 | 60 | $12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$35,000 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-24
- Last updated
- 2023-12-12
- Certified
- 2023-12-12
Frequently asked questions
- What is Erik Gaensler's NPI number?
- Erik Gaensler's National Provider Identifier (NPI) is 1376598474, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erik Gaensler's specialty?
- Erik Gaensler is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Erik Gaensler located?
- Erik Gaensler's practice location on file with NPPES is 2125 Oak Grove Rd, Walnut Creek, CA 94598-2536.
- What is Erik Gaensler's phone number?
- The practice phone number listed in the NPPES registry for Erik Gaensler is (925) 296-7150.
- Does Erik Gaensler accept Medicare?
- Erik Gaensler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erik Gaensler's NPI active?
- Yes — Erik Gaensler's NPI (1376598474) is active in the NPPES registry as of the last update on 2023-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.