Marie-Louise Posch, MD
NPI 1891256335 · Hospitalist Physician · Fargo, ND
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie-Louise Posch, MD is a Hospitalist Physician provider in Fargo, ND (NPI 1891256335).
Provider details
- NPI number
- 1891256335
- Entity type
- Individual
- Primary specialty
- Hospitalist 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
7 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
721 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 383 | $112 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 187 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 134 | $74 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 17 | $92 |
Typical Medicare-allowed amounts for these services range $74–$112 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 34 | 16 |
| Furosemide | 32 | 16 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 30 | 29 |
| Atorvastatin Calcium | 24 | 14 |
| Apixabanbrand: Eliquis | 23 | 19 |
| Metoprolol Succinate | 21 | 19 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-27
- Last updated
- 2022-08-12
- Certified
- 2022-08-12
Frequently asked questions
- What is Marie-Louise Posch's NPI number?
- Marie-Louise Posch's National Provider Identifier (NPI) is 1891256335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie-Louise Posch's specialty?
- Marie-Louise Posch is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Marie-Louise Posch located?
- Marie-Louise Posch's practice location on file with NPPES is 3000 32nd Ave S, Fargo, ND 58103-6132.
- What is Marie-Louise Posch's phone number?
- The practice phone number listed in the NPPES registry for Marie-Louise Posch is (701) 364-8000.
- Does Marie-Louise Posch accept Medicare?
- Marie-Louise Posch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie-Louise Posch's NPI active?
- Yes — Marie-Louise Posch's NPI (1891256335) is active in the NPPES registry as of the last update on 2022-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.