Steven Lentz, MD
NPI 1316934318 · Hematology (Internal Medicine) Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Lentz, MD is a Hematology (Internal Medicine) Physician provider in Iowa City, IA (NPI 1316934318).
Provider details
- NPI number
- 1316934318
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD-28854 (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
256 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 158 | $88 |
| Telephone, Internet, Or Electronic Health Record Assessment and Management With Written Report By Consulting Physician, at Least 5 Minutes99451 | 49 | $32 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 27 | $122 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 22 | $120 |
Typical Medicare-allowed amounts for these services range $32–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 105 | 16 |
| Warfarin Sodium | 80 | — |
| Celecoxib | 62 | 11 |
| Apixabanbrand: Eliquis | 53 | — |
| Ruxolitinib Phosphatebrand: Jakafi | 42 | — |
| Rivaroxabanbrand: Xarelto | 37 | — |
| Tranexamic Acid | 31 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$10,107 across 6 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
- 2005-10-04
- Last updated
- 2024-07-03
- Certified
- 2024-07-03
Frequently asked questions
- What is Steven Lentz's NPI number?
- Steven Lentz's National Provider Identifier (NPI) is 1316934318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Lentz's specialty?
- Steven Lentz is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Lentz located?
- Steven Lentz's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1009.
- What is Steven Lentz's phone number?
- The practice phone number listed in the NPPES registry for Steven Lentz is (319) 356-4048.
- Does Steven Lentz accept Medicare?
- Steven Lentz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Lentz's NPI active?
- Yes — Steven Lentz's NPI (1316934318) is active in the NPPES registry as of the last update on 2024-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.