Marzenna Schoeneich, MD
NPI 1558460139 · Internal Medicine Physician · Green Bay, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marzenna Schoeneich, MD is a Internal Medicine Physician provider in Green Bay, WI (NPI 1558460139).
Provider details
- NPI number
- 1558460139
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036093956 (IL)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
606 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 | 298 | $119 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 96 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 81 | $84 |
| Anticoagulant Management of Patient Taking Warfarin93793 | 33 | $11 |
| Administration of Influenza Virus VaccineG0008 | 33 | $30 |
| Admn Sarscov2 Vacc 1 Dose90480 | 23 | $39 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 119 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 571 | 185 |
| Levothyroxine Sodium | 323 | 85 |
| Amlodipine Besylate | 299 | 89 |
| Losartan Potassium | 271 | 83 |
| Lisinopril | 250 | 78 |
| Omeprazole | 215 | 81 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (1)
- 420 Pennsylvania AveSte 103Glen Ellyn, IL 60137Phone: (630) 534-6100Fax: (630) 534-6314
Registry dates
- Enumerated
- 2006-09-21
- Last updated
- 2023-10-03
- Certified
- 2023-10-03
Frequently asked questions
- What is Marzenna Schoeneich's NPI number?
- Marzenna Schoeneich's National Provider Identifier (NPI) is 1558460139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marzenna Schoeneich's specialty?
- Marzenna Schoeneich is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marzenna Schoeneich located?
- Marzenna Schoeneich's practice location on file with NPPES is 2253 W Mason St, Green Bay, WI 54303-4706.
- What is Marzenna Schoeneich's phone number?
- The practice phone number listed in the NPPES registry for Marzenna Schoeneich is (920) 327-7300.
- Does Marzenna Schoeneich accept Medicare?
- Marzenna Schoeneich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marzenna Schoeneich's NPI active?
- Yes — Marzenna Schoeneich's NPI (1558460139) is active in the NPPES registry as of the last update on 2023-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.