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Edit this profileWhere to find Marilyn Harter, ARNP
- Marshalltown location main office
412 E Church St, Marshalltown, IA 50158 - Indianola location
2006 N 4th St Ste 200, Indianola, IA 50125
About Marilyn Harter
Listed in the NPI registry as a nurse practitioner, Marilyn Harter, ARNP practices in Marshalltown, IA. According to Medicare claims data, Marilyn cared for 333 Medicare patients across 379 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1124401922 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (641) 753-4021
- Email not available
Practice Locations
412 E CHURCH ST
Marshalltown, IA 50158
2006 N 4th St Ste 200
Indianola, IA 50125
Procedures Most Often Billed to Medicare
379 services · 333 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
18 | Less often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
85 | As often as other peers in Nurse Practitioner |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
72 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
52 | As often as other peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
46 | As often as other peers in Nurse Practitioner |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
45 | More often than most peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) | Lab test | 87811 |
37 | More often than most peers in Nurse Practitioner |
| Automated urinalysis test | Lab test | 81003 |
24 | As often as other peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other nurse practitioners in Marshalltown 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in IA who bill this service to Medicare most often.
Common questions
What kind of doctor is Marilyn Harter?
Marilyn Harter is a nurse practitioner in Marshalltown, IA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Marilyn Harter's address?
Marilyn Harter is listed at 412 E Church St, Marshalltown, IA 50158. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Marilyn Harter?
The number on file is (641) 753-4021. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Marilyn Harter's NPI number?
Marilyn Harter's National Provider Identifier is 1124401922. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Marilyn Harter train?
Marilyn Harter attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Marilyn Harter been practicing?
Marilyn Harter has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What procedures does Marilyn Harter perform?
According to Medicare billing data, Marilyn Harter provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marilyn Harter confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marilyn Harter. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.