Katherine Evans, DO
NPI 1255955308 · Family Medicine Physician · Sioux City, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Evans, DO is a Family Medicine Physician provider in Sioux City, IA (NPI 1255955308).
Provider details
- NPI number
- 1255955308
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- R-11897 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,252 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 313 | $15 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 297 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 242 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 213 | $118 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 206 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 139 | 53 |
| Atorvastatin Calcium | 139 | 56 |
| Lisinopril | 80 | 31 |
| Omeprazole | 76 | 29 |
| Amlodipine Besylate | 73 | 29 |
| Prednisone | 55 | 54 |
| Pantoprazole Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$75 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-06-04
- Last updated
- 2021-07-06
- Certified
- 2021-07-06
Frequently asked questions
- What is Katherine Evans's NPI number?
- Katherine Evans's National Provider Identifier (NPI) is 1255955308, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Evans's specialty?
- Katherine Evans is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Evans located?
- Katherine Evans's practice location on file with NPPES is 2501 Pierce St, Sioux City, IA 51104-3725.
- What is Katherine Evans's phone number?
- The practice phone number listed in the NPPES registry for Katherine Evans is (712) 294-5000.
- Does Katherine Evans accept Medicare?
- Katherine Evans is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Evans's NPI active?
- Yes — Katherine Evans's NPI (1255955308) is active in the NPPES registry as of the last update on 2021-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.