Marsha Haar, FNP-C
NPI 1871974717 · Family Nurse Practitioner · Spirit Lake, IA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marsha Haar, FNP-C is a Family Nurse Practitioner provider in Spirit Lake, IA (NPI 1871974717).
Provider details
- NPI number
- 1871974717
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- A139785 (IA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
857 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) |
|---|---|---|
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 373 | $7 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 339 | $76 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 101 | $52 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 19 | $130 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 13 | $102 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 226 | 43 |
| Rosuvastatin Calcium | 146 | 42 |
| Omeprazole | 130 | 29 |
| Atorvastatin Calcium | 115 | 25 |
| Lisinopril | 102 | 25 |
| Metformin Hcl | 100 | 19 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-16
- Last updated
- 2025-02-11
- Certified
- 2025-02-11
Frequently asked questions
- What is Marsha Haar's NPI number?
- Marsha Haar's National Provider Identifier (NPI) is 1871974717, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marsha Haar's specialty?
- Marsha Haar is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marsha Haar located?
- Marsha Haar's practice location on file with NPPES is 2700 23rd St, Spirit Lake, IA 51360-1158.
- What is Marsha Haar's phone number?
- The practice phone number listed in the NPPES registry for Marsha Haar is (712) 336-2410.
- Does Marsha Haar accept Medicare?
- Marsha Haar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marsha Haar's NPI active?
- Yes — Marsha Haar's NPI (1871974717) is active in the NPPES registry as of the last update on 2025-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.