Brian Loc, D.O.
NPI 1033599691 · Cardiovascular Disease Physician · Dubuque, IA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Loc, D.O. is a Cardiovascular Disease Physician provider in Dubuque, IA (NPI 1033599691).
Provider details
- NPI number
- 1033599691
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- DO-06021 (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
11 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
1,983 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 177 | $71 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 176 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 154 | $84 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 153 | $7 |
| Ultrasound of Heart93307 | 116 | $40 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 889 | 250 |
| Atorvastatin Calcium | 606 | 163 |
| Losartan Potassium | 538 | 150 |
| Apixabanbrand: Eliquis | 406 | 77 |
| Furosemide | 362 | 116 |
| Spironolactone | 322 | 91 |
| Amiodarone Hcl | 296 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$276 across 12 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
- 2015-06-08
- Last updated
- 2022-06-27
- Certified
- 2022-06-27
Frequently asked questions
- What is Brian Loc's NPI number?
- Brian Loc's National Provider Identifier (NPI) is 1033599691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Loc's specialty?
- Brian Loc is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Loc located?
- Brian Loc's practice location on file with NPPES is 1000 Langworthy St, Dubuque, IA 52001-7313.
- What is Brian Loc's phone number?
- The practice phone number listed in the NPPES registry for Brian Loc is (563) 584-3425.
- Does Brian Loc accept Medicare?
- Brian Loc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Loc's NPI active?
- Yes — Brian Loc's NPI (1033599691) is active in the NPPES registry as of the last update on 2022-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.