Melissa Nissen, MD
NPI 1265774384 · Urology Physician · Eau Claire, WI
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Nissen, MD is a Urology Physician provider in Eau Claire, WI (NPI 1265774384).
Provider details
- NPI number
- 1265774384
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
419 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 91 | $94 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 74 | $75 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 46 | $64 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 45 | $34 |
| Insertion of Stent in Ureter Using an Endoscope52332 | 27 | $152 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 247 | 84 |
| Oxycodone Hcl | 46 | 43 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 38 | 23 |
| Ciprofloxacin Hcl | 37 | 30 |
| Finasteride | 27 | — |
| Cefdinir | 26 | 25 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 22 |
Practice location
Mailing address
Additional practice locations (1)
- 8701 W Watertown Plank RdMilwaukee, WI 53226-3548Phone: (414) 955-6528
Registry dates
- Enumerated
- 2013-03-27
- Last updated
- 2021-08-09
- Certified
- 2021-08-09
Frequently asked questions
- What is Melissa Nissen's NPI number?
- Melissa Nissen's National Provider Identifier (NPI) is 1265774384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Nissen's specialty?
- Melissa Nissen is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Melissa Nissen located?
- Melissa Nissen's practice location on file with NPPES is 1400 Bellinger St, Eau Claire, WI 54703.
- What is Melissa Nissen's phone number?
- The practice phone number listed in the NPPES registry for Melissa Nissen is (715) 838-3311.
- Does Melissa Nissen accept Medicare?
- Melissa Nissen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Nissen's NPI active?
- Yes — Melissa Nissen's NPI (1265774384) is active in the NPPES registry as of the last update on 2021-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.