ALYSSA GRISSOM APN, AGCNS
NPI 1790213932
Clinical Nurse Specialist - Oncology in Cedar Rapids, IA
About Alyssa Grissom Apn, Agcns NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALYSSA GRISSOM APN, AGCNS (NPI 1790213932) is an individual oncology provider in Cedar Rapids, Iowa, licensed in Iowa (W178806) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 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 and accepts Medicare assignment
Alyssa Grissom Apn, Agcns 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 Reassignment
Medicare enrollment records show Alyssa Grissom reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cedar Rapids, IA 52402
- Reassigned Medicare billing, Iowa enrollment
- Medicare enrollment name: St Lukes Methodist Hospital
- 166 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Alyssa Grissom's NPI number?
The NPI number for Alyssa Grissom is 1790213932. It was assigned to this individual provider in the NPPES registry on June 1, 2017.
Where is Alyssa Grissom located?
Alyssa Grissom practices at 202 10th St SE Ste 285, Cedar Rapids, IA 52403. The listed phone number is (319) 369-7816.
What is Alyssa Grissom's specialty?
The primary specialty registered for this NPI is Clinical Nurse Specialist, specializing in Oncology, with taxonomy code 364SX0200X.
Is Alyssa Grissom enrolled in Medicare?
Yes. Alyssa Grissom 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 organization bills Medicare for Alyssa Grissom's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Grissom reassigns Medicare benefits to St. Luke's Methodist Hospital (Cedar Rapids, 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 Alyssa Grissom's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alyssa Grissom accept?
Health plans from Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Alyssa Grissom 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 Alyssa Grissom was last updated on April 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Alyssa Grissom, APN, AGCNS · NPI 1790213932
Oncology physician in Cedar Rapids, Iowa. Individual provider, active in the CMS NPPES registry since June 1, 2017.
## Identity
- **NPI:** 1790213932 (Entity type: Individual)
- **Enumerated:** June 1, 2017
- **Primary specialty:** Clinical Nurse Specialist - Oncology · taxonomy 364SX0200X
- **State license:** W178806 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 202 10TH ST SE STE 285, Cedar Rapids, IA 52403-2437
- **Phone:** (319) 369-7816
## 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:** St. Luke's Methodist Hospital (NPI 1184737876, Cedar Rapids, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loyola University Of Chicago, Stritch School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** April 30, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1790213932) · Data from the CMS NPPES public registry.