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Optometry

Angela M. Spartz Kolbo, OD

Sees patients in Sioux City, IA · Onawa, IA · Iowa

Summary

Dr. Angela M. Spartz Kolbo, OD is an optometrist at 1909 Hamilton Blvd, Sioux City, IA 51104. Phone: (712) 252-4333. Accepts Medicare assignment. In 2024, Angela M. Spartz Kolbo had 316 Original Medicare patients and 941 services. NPI 1053666800. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 1909 Hamilton Blvd, Sioux City, IA 51104 · Directions (1 more location)
  • Phone: (712) 252‑4333
  • Medicare: Accepts Medicare assignment
  • Group practice: Vision Care Clinic PC
  • Optometry school: Illinois College Of Optometry At Chicago · graduated 2012 (14 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Angela M. Spartz Kolbo, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Angela M. Spartz Kolbo accept Medicare assignment?
Yes. Medicare's clinician data says Angela M. Spartz Kolbo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Angela M. Spartz Kolbo see?
In 2024, CMS data shows 316 Original Medicare patients and 941 services for Angela M. Spartz Kolbo. This counts Original Medicare only and measures volume, not quality.
What is Angela M. Spartz Kolbo's NPI number?
1053666800. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Angela M. Spartz Kolbo, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients316
Services billed to Medicare941
Different services or procedures19
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Photography of the retina (92250)277 services
  2. Established patient complete exam of visual system (92014)249 services
  3. Imaging of retina (92134)156 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)79 services
  5. Exam of visual field with extended testing (92083)47 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure71%
  • Arthritis37%
  • Diabetes29%
  • Chronic kidney disease27%
  • Anxiety26%

Practice locations

Addresses where Angela M. Spartz Kolbo is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Angela M. Spartz Kolbo as a member of this group (CMS data updated October 2, 2026).

  • Vision Care Clinic PC8 clinicians in the group

Specialties

Find other clinicians: Optometry, Iowa →

Other optometrists in Sioux City

Clinicians with the same Medicare primary specialty in Sioux City, IA — not a recommendation.

All optometrists in Sioux City →

Other clinicians in Vision Care Clinic PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialOD
Optometry schoolIllinois College Of Optometry At Chicago
Graduation year2012 (14 years since optometry school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053666800
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 October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians