MS. MELISSA ANN MERRITT APRN, FNP-C
NPI 1447659685
Nurse Practitioner in Winterset, IA
About Ms. Melissa Ann Merritt Aprn, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MELISSA ANN MERRITT APRN, FNP-C (NPI 1447659685) is an individual nurse practitioner in Winterset, Iowa, licensed in Iowa (A144862) and active in the NPI registry since August 2014. She is enrolled in Medicare PECOS, is affiliated with Clarke County Hospital, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ms. Melissa Ann Merritt Aprn, Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
7Medicare enrollment records show Melissa Merritt reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greenfield, IA 50849
- Reassigned Medicare billing, Iowa enrollment
- 46 clinicians in this Medicare group
Osceola, IA 50213
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1114954997 (Iowa)
- 64 clinicians in this Medicare group
Massena, IA 50853
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1093760944 (Iowa)
- 112 clinicians in this Medicare group
Knoxville, IA 50138
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1770591661 (Iowa)
- 98 clinicians in this Medicare group
Clarinda, IA 51632
- Reassigned Medicare billing, Iowa enrollment
- 130 clinicians in this Medicare group
Estherville, IA 51334
- Reassigned Medicare billing, Iowa enrollment
- 65 clinicians in this Medicare group
Clinton, IA 52732
- Reassigned Medicare billing, Iowa enrollment
- 34 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Clarke County Hospital
Critical Access Hospitals · Osceola, IAAvera Holy Family Hospital
Critical Access Hospitals · Estherville, IAKnoxville Hospital & Clinics
Critical Access Hospitals · Knoxville, IACass County Memorial Hospital
Critical Access Hospitals · Atlantic, IAMacon County Samaritan Memorial Hospital
Critical Access Hospitals · Macon, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50273 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WINTERSET, IA 50273
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Melissa Merritt's NPI number?
The NPI number for Melissa Merritt is 1447659685. It was assigned to this individual provider in the NPPES registry on August 13, 2014.
Where is Melissa Merritt located?
Melissa Merritt practices at 300 W Hutchings St, Winterset, IA 50273. The listed phone number is (515) 462-5115.
What is Melissa Merritt's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Melissa Merritt enrolled in Medicare?
Yes. Melissa Merritt is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Melissa Merritt's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Merritt reassigns Medicare benefits to 7 organizations: Adair County Memorial Hospital (Greenfield, IA), Clarke County Public Hospital (Osceola, IA), Cass County Memorial Hospital (Massena, IA), Knoxville Community Hospital Inc (Knoxville, IA), Clarinda Regional Health Center (Clarinda, IA) and 2 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Melissa Merritt's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Melissa Merritt accept?
Health plans from Avera Health Plans, UnitedHealthcare and Wellmark Health Plan of Iowa, Inc. list Melissa Merritt as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Melissa Merritt affiliated with any hospitals?
According to CMS data, Melissa Merritt is affiliated with Clarke County Hospital, Avera Holy Family Hospital, Knoxville Hospital & Clinics, Cass County Memorial Hospital and Macon County Samaritan Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Melissa Merritt was last updated on August 16, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ms. Melissa Ann Merritt, APRN, FNP-C · NPI 1447659685
Nurse Practitioner physician in Winterset, Iowa. Individual provider, active in the CMS NPPES registry since August 13, 2014.
## Identity
- **NPI:** 1447659685 (Entity type: Individual)
- **Enumerated:** August 13, 2014
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** A144862 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 W HUTCHINGS ST, Winterset, IA 50273-2109
- **Phone:** (515) 462-5115
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Adair County Memorial Hospital (NPI 1366531345, Greenfield, IA); Clarke County Public Hospital (NPI 1023045804, Osceola, IA); Cass County Memorial Hospital (NPI 1447451331, Massena, IA); Knoxville Community Hospital Inc (NPI 1922087915, Knoxville, IA); Clarinda Regional Health Center (NPI 1366486946, Clarinda, IA); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** August 16, 2019
- **Other identifiers:** Other 5203994 (IA); Other A144862 (IA); Other 2014024767 (MO); and 1 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1447659685) · Data from the CMS NPPES public registry.