Katrina Anderson Schaller, OD
NPI 1902850977 · Optometrist · Portage, WI
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katrina Anderson Schaller, OD is a Optometrist provider in Portage, WI (NPI 1902850977).
Provider details
- NPI number
- 1902850977
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 2983-035 (WI)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
3,841 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 2,160 | $1 |
| Established Patient Complete Exam of Visual System92014 | 438 | $119 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 319 | $121 |
| Imaging of Retina92134 | 266 | $38 |
| Imaging of Optic Nerve92133 | 114 | $32 |
| Exam of Visual Field With Extended Testing92083 | 112 | $59 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 189 | 51 |
| Fluorometholone | 124 | 69 |
| Lotilanerbrand: Xdemvy | 113 | 106 |
| Timolol Maleate | 65 | 21 |
| Doxycycline Monohydrate | 64 | 29 |
| Prednisolone Acetate | 46 | 33 |
| Erythromycin Basebrand: Erythromycin | 41 | 30 |
| Dorzolamide Hcl/Timolol Maleat |
Practice location
Mailing address
Additional practice locations (1)
- 2851b New Pinery RdLower LevelPortage, WI 53901-9257Phone: (608) 742-5522Fax: (608) 745-5454
Registry dates
- Enumerated
- 2006-05-22
- Last updated
- 2020-10-28
- Certified
- 2020-10-28
Frequently asked questions
- What is Katrina Anderson Schaller's NPI number?
- Katrina Anderson Schaller's National Provider Identifier (NPI) is 1902850977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katrina Anderson Schaller's specialty?
- Katrina Anderson Schaller is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Katrina Anderson Schaller located?
- Katrina Anderson Schaller's practice location on file with NPPES is 2825 Hunters Trl Lowr Level, Portage, WI 53901-3429.
- What is Katrina Anderson Schaller's phone number?
- The practice phone number listed in the NPPES registry for Katrina Anderson Schaller is (608) 742-5522.
- Does Katrina Anderson Schaller accept Medicare?
- Katrina Anderson Schaller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katrina Anderson Schaller's NPI active?
- Yes — Katrina Anderson Schaller's NPI (1902850977) is active in the NPPES registry as of the last update on 2020-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.