Robert Wiechmann, MD
NPI 1659333953 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Eau Claire, WI
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Wiechmann, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Eau Claire, WI (NPI 1659333953).
Provider details
- NPI number
- 1659333953
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 208G00000X (AZ)
Specialties & taxonomies
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 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
115 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 52 | $129 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 14 | $12 |
| Harvest of Vein Using an Endoscope33508 | 13 | $14 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 13 | $1,490 |
| Replacement of Aortic Valve Through the Skin and Femoral Artery33361 | 12 | $675 |
| Insertion of Pacemaker and Upper and Lower Heart Chamber Electrode33208 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$267 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
- 2006-04-04
- Last updated
- 2020-09-14
- Certified
- 2020-09-14
Frequently asked questions
- What is Robert Wiechmann's NPI number?
- Robert Wiechmann's National Provider Identifier (NPI) is 1659333953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Wiechmann's specialty?
- Robert Wiechmann is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Wiechmann located?
- Robert Wiechmann's practice location on file with NPPES is 1400 Bellinger St, Eau Claire, WI 54703-5222.
- What is Robert Wiechmann's phone number?
- The practice phone number listed in the NPPES registry for Robert Wiechmann is (507) 284-2511.
- Does Robert Wiechmann accept Medicare?
- Robert Wiechmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Wiechmann's NPI active?
- Yes — Robert Wiechmann's NPI (1659333953) is active in the NPPES registry as of the last update on 2020-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.