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Optometry

Allison Gruwell

Sees patients in Cedar Rapids, IA · Iowa

Summary

Allison Gruwell (Optometry) is enrolled with Medicare at 1 practice location in Cedar Rapids, IA. NPI 1417667395. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Allison Gruwell, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

OptometryPrimary specialty
YesAccepts Medicare assignment
4Years since medical school (graduated 2022)
Pacific University - College Of OptometryMedical school
FemaleGender (as listed)
Bradley C Parsons Od PCGroup practice

Quick answers

Where does Allison Gruwell see patients?
Medicare's clinician data lists 1 practice location in Cedar Rapids, IA. Call before your visit to confirm the address.
What is Allison Gruwell's specialty?
Medicare lists Optometry as the primary specialty.
Does Allison Gruwell accept Medicare assignment?
Yes. Medicare's clinician data says Allison Gruwell accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Allison Gruwell?
(319) 390-4144, as listed in official Medicare / NPI Registry data.
What is Allison Gruwell's NPI number?
1417667395. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Allison Gruwell is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Allison Gruwell as a member of this group (CMS data updated 2026-10-02).

  • Bradley C Parsons Od PC6 clinicians in the group

Specialties

Find other clinicians: Optometry, Iowa →

Other optometrists in Cedar Rapids

Clinicians with the same Medicare primary specialty in Cedar Rapids, IA — not a recommendation.

All optometrists in Cedar Rapids →

Clinician information

Medical schoolPacific University - College Of Optometry
Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417667395
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians