MS. MARIE DE ALWIS MD
NPI 1629361506
Pediatrics in Cedar Rapids, IA
About Ms. Marie De Alwis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARIE DE ALWIS MD (NPI 1629361506) is an individual pediatrics provider in Cedar Rapids, Iowa, licensed in Iowa (MD41955) and active in the NPI registry since May 2011. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Marie De Alwis Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Marie De Alwis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Muscatine, IA 52761
- Reassigned Medicare billing, Iowa enrollment
- 1,506 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52402 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.
CEDAR RAPIDS, IA 52402
CEDAR RAPIDS, IA 52402
CEDAR RAPIDS, IA 52402
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 Marie De Alwis's NPI number?
The NPI number for Marie De Alwis is 1629361506. It was assigned to this individual provider in the NPPES registry on May 25, 2011.
Where is Marie De Alwis located?
Marie De Alwis practices at 855 A Ave NE Suite 300, Cedar Rapids, IA 52402. The listed phone number is (319) 368-9300.
What is Marie De Alwis's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Marie De Alwis enrolled in Medicare?
Yes. Marie De Alwis is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Marie De Alwis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marie De Alwis reassigns Medicare benefits to Iowa Physicians Clinic Medical Foundation (Muscatine, IA). The 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 Marie De Alwis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marie De Alwis accept?
Health plans from Medica, Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Marie De Alwis 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.
When was this NPI record last updated?
The NPPES record for Marie De Alwis was last updated on October 4, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Marie De Alwis, MD · NPI 1629361506
Pediatrics physician in Cedar Rapids, Iowa. Individual provider, active in the CMS NPPES registry since May 25, 2011.
## Identity
- **NPI:** 1629361506 (Entity type: Individual)
- **Enumerated:** May 25, 2011
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** MD41955 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 855 A AVE NE, SUITE 300, Cedar Rapids, IA 52402-5057
- **Phone:** (319) 368-9300 · **Fax:** (319) 368-5690
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Iowa Physicians Clinic Medical Foundation (NPI 1982831426, Muscatine, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 4, 2014
- **Other identifiers:** Medicare PIN 719260668 (IA); Medicaid 1629361506 (IA)
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Source: [NPI Profile](https://npiprofile.com/npi/1629361506) · Data from the CMS NPPES public registry.