MARGARET ARLENE RIDDELL
NPI 1033913611
Family Medicine in Marion, IA
About Margaret Arlene Riddell NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET ARLENE RIDDELL (NPI 1033913611) is an individual family medicine provider in Marion, Iowa, licensed in Iowa (A181578) and active in the NPI registry since April 2025. She is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center - Cedar Rapids, and is a graduate of Other (2024).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Margaret Arlene Riddell 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Medical Center - Cedar Rapids
Acute Care Hospitals · Cedar Rapids, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52302 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 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Margaret Riddell's NPI number?
The NPI number for Margaret Riddell is 1033913611. It was assigned to this individual provider in the NPPES registry on April 2, 2025. The provider is also known as Margaret Arlene Maus Arnp.
Where is Margaret Riddell located?
Margaret Riddell practices at 3701 Katz Dr, Marion, IA 52302. The listed phone number is (319) 377-3174.
What is Margaret Riddell's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Margaret Riddell enrolled in Medicare?
Yes. Margaret Riddell 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.
What insurance does Margaret Riddell accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from NH Healthy Families and Ambetter from Sunflower Health Plan and 1 other insurer list Margaret Riddell 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 Margaret Riddell affiliated with any hospitals?
According to CMS data, Margaret Riddell is affiliated with Mercy Medical Center - Cedar Rapids.
When was this NPI record last updated?
The NPPES record for Margaret Riddell was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.
# Margaret Arlene Riddell · NPI 1033913611
Family Medicine physician in Marion, Iowa. Individual provider, active in the CMS NPPES registry since April 2, 2025.
## Identity
- **NPI:** 1033913611 (Entity type: Individual)
- **Enumerated:** April 2, 2025
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A181578 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 3701 KATZ DR, Marion, IA 52302-3871
- **Phone:** (319) 377-3174
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2024
## Record status
- **NPPES last updated:** April 2, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1033913611) · Data from the CMS NPPES public registry.