Physician Profile
Unclaimed ProfileAbout LASSNER
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Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Lassner?
Dr. Lassner is an emergency medicine in Beaver Dam, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
What is Dr. Lassner's address?
Dr. Lassner is listed at 707 S UNIVERSITY AVE, Beaver Dam, WI 53916. 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. Lassner?
The number on file is (920) 887-6606. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Lassner's NPI number?
Dr. Lassner's National Provider Identifier is 1871859884. 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. Lassner train?
Dr. Lassner attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Lassner been practising?
Dr. Lassner has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Lassner perform?
According to Medicare billing data, Dr. Lassner provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Lassner confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lassner. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (920) 887-6606
- Email not available
Practice Locations
707 S UNIVERSITY AVE
Beaver Dam, WI 53916
Procedures Most Often Billed to Medicare
269 services · 248 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
65 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
123 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
61 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
20 |
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 emergency medicines at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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.
More connections — 27 related providers in 4 groups
Other emergency medicines in Beaver Dam 3
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in WI who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.