Daniel Leary, MD PHD
NPI 1083819742 · Internal Medicine Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Leary, MD PHD is a Internal Medicine Physician provider in Iowa City, IA (NPI 1083819742).
Provider details
- NPI number
- 1083819742
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- MD-38950 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
660 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 392 | $72 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 130 | $105 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 62 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 59 | $108 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 17 | $45 |
Typical Medicare-allowed amounts for these services range $45–$119 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 34 | 12 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 27 | — |
| Atorvastatin Calcium | 21 | — |
| Amlodipine Besylate | 18 | — |
| Prednisone | 15 | 14 |
| Furosemide | 15 | — |
| Apixaban |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-20
- Last updated
- 2024-04-17
- Certified
- 2024-04-17
Frequently asked questions
- What is Daniel Leary's NPI number?
- Daniel Leary's National Provider Identifier (NPI) is 1083819742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Leary's specialty?
- Daniel Leary is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Leary located?
- Daniel Leary's practice location on file with NPPES is 500 E Market St, Iowa City, IA 52245-2633.
- What is Daniel Leary's phone number?
- The practice phone number listed in the NPPES registry for Daniel Leary is (319) 339-3551.
- Does Daniel Leary accept Medicare?
- Daniel Leary is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Leary's NPI active?
- Yes — Daniel Leary's NPI (1083819742) is active in the NPPES registry as of the last update on 2024-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.