MOAZ SIAL
NPI 1891102364
Internal Medicine - Gastroenterology in Waterloo, IA
About Moaz Sial NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MOAZ SIAL (NPI 1891102364) is an individual gastroenterology provider in Waterloo, Iowa, licensed in Iowa (MD-46760) and active in the NPI registry since July 2014. He is enrolled in Medicare PECOS, is affiliated with Allen Hospital, and maintains a secondary practice location in Pittsburgh.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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)
Moaz Sial is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Moaz Sial reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Waterloo, IA 50703
- Reassigned Medicare billing, Iowa enrollment
- 273 clinicians in this Medicare group
Waverly, IA 50677
- Reassigned Medicare billing, Iowa enrollment
- 81 clinicians in this Medicare group
Jesup, IA 50648
- Reassigned Medicare billing, Iowa enrollment
- Medicare enrollment name: Peoples Memorial Hospital
- 91 clinicians in this Medicare group
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 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 8
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Allen Hospital
Acute Care Hospitals · Waterloo, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50701 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.
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 Moaz Sial's NPI number?
The NPI number for Moaz Sial is 1891102364. It was assigned to this individual provider in the NPPES registry on July 16, 2014.
Where is Moaz Sial located?
Moaz Sial practices at 1015 S Hackett Rd, Waterloo, IA 50701. The listed phone number is (319) 234-5990.
What is Moaz Sial's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Moaz Sial enrolled in Medicare?
Yes. Moaz Sial is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Moaz Sial's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Moaz Sial reassigns Medicare benefits to 4 organizations: Allen Memorial Hospital Corporation (Waterloo, IA), Waverly Health Center (Waverly, IA), People's Memorial Hospital (Jesup, IA) and Permanente Medical Group Inc (Stockton, CA). 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 Moaz Sial's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Moaz Sial accept?
Health plans from Blue Cross and Blue Shield of Texas, CareSource, Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Moaz Sial 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 Moaz Sial affiliated with any hospitals?
According to CMS data, Moaz Sial is affiliated with Allen Hospital.
When was this NPI record last updated?
The NPPES record for Moaz Sial was last updated on February 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Moaz Sial · NPI 1891102364
Gastroenterology physician in Waterloo, Iowa. Individual provider, active in the CMS NPPES registry since July 16, 2014.
## Identity
- **NPI:** 1891102364 (Entity type: Individual)
- **Enumerated:** July 16, 2014
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** MD-46760 (Iowa)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1015 S HACKETT RD, Waterloo, IA 50701-3500
- **Phone:** (319) 234-5990
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Allen Memorial Hospital Corporation (NPI 1346292521, Waterloo, IA); Waverly Health Center (NPI 1033125463, Waverly, IA); People's Memorial Hospital (NPI 1386201333, Jesup, IA); Permanente Medical Group Inc (NPI 1548343510, Stockton, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** February 4, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1891102364) · Data from the CMS NPPES public registry.