Gregory Lantz, DPM
NPI 1154310456 · Foot & Ankle Surgery Podiatrist · Waterloo, IA
Enrolled with Medicare as Practitioner - Podiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Lantz, DPM is a Foot & Ankle Surgery Podiatrist provider in Waterloo, IA (NPI 1154310456).
Provider details
- NPI number
- 1154310456
- Entity type
- Individual
- Primary specialty
- Foot & Ankle Surgery PodiatristPodiatric Medicine & Surgery Service Providers
- Credential
- DPM
- Sex
- Male
- Sole proprietor
- No
- License
- 00358 (IA)
Specialties & taxonomies
Podiatric Medicine & Surgery Service Providers
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
2,166 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) |
|---|---|---|
| Removal of Fingernails Or Toenails, 6 Or More Nails11721 | 989 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 405 | $84 |
| Removal of Noncancer Thickened Skin Growth, 2-4 Growths11056 | 183 | $74 |
| X-Ray of Foot, Minimum of 3 Views73630 | 111 | $31 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 98 | $102 |
| Injection Into Tendon Or Ligament20550 | 64 | $55 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Silver Sulfadiazinebrand: Ssd | 69 | 58 |
| Silver Sulfadiazine | 58 | 52 |
| Terbinafine Hcl | 49 | 20 |
| Meloxicam | 35 | 18 |
| Doxycycline Monohydrate | 31 | 28 |
| Cephalexin | 22 | 22 |
| Celecoxib | 20 | — |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$934 across 20 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
- 2005-10-19
- Last updated
- 2025-02-19
- Certified
- 2025-02-19
Frequently asked questions
- What is Gregory Lantz's NPI number?
- Gregory Lantz's National Provider Identifier (NPI) is 1154310456, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Lantz's specialty?
- Gregory Lantz is listed in the NPPES registry with a primary specialty of Foot & Ankle Surgery Podiatrist (Podiatric Medicine & Surgery Service Providers).
- Where is Gregory Lantz located?
- Gregory Lantz's practice location on file with NPPES is 927 W 4th St, Waterloo, IA 50702-2801.
- What is Gregory Lantz's phone number?
- The practice phone number listed in the NPPES registry for Gregory Lantz is (319) 233-6107.
- Does Gregory Lantz accept Medicare?
- Gregory Lantz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Lantz's NPI active?
- Yes — Gregory Lantz's NPI (1154310456) is active in the NPPES registry as of the last update on 2025-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.