Kristi Walz, MD
NPI 1144214248 · Family Medicine Physician · Sioux City, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristi Walz, MD is a Family Medicine Physician provider in Sioux City, IA (NPI 1144214248).
Provider details
- NPI number
- 1144214248
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 33620 (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
20 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
792 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) |
|---|---|---|
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 204 | $10 |
| Hemoglobin A1c Level83036 | 122 | $9 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 99 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 85 | $6 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 66 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 54 | $8 |
| Thyroxine (thyroid Chemical), Free |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 169 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 396 | 92 |
| Gabapentin | 344 | 77 |
| Levothyroxine Sodium | 337 | 59 |
| Amlodipine Besylate | 275 | 65 |
| Omeprazole | 267 | 56 |
| Pantoprazole Sodium | 262 | 54 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$93 across 1 record (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
- 2005-09-02
- Last updated
- 2021-06-14
- Certified
- 2021-06-14
Frequently asked questions
- What is Kristi Walz's NPI number?
- Kristi Walz's National Provider Identifier (NPI) is 1144214248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristi Walz's specialty?
- Kristi Walz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kristi Walz located?
- Kristi Walz's practice location on file with NPPES is 1021 Nebraska St, Sioux City, IA 51105-1436.
- What is Kristi Walz's phone number?
- The practice phone number listed in the NPPES registry for Kristi Walz is (712) 252-2477.
- Does Kristi Walz accept Medicare?
- Kristi Walz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristi Walz's NPI active?
- Yes — Kristi Walz's NPI (1144214248) is active in the NPPES registry as of the last update on 2021-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.