Barrett Larson, M.D.
NPI 1114171014 · Pulmonary Disease Physician · Waconia, MN
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barrett Larson, M.D. is a Pulmonary Disease Physician provider in Waconia, MN (NPI 1114171014).
Provider details
- NPI number
- 1114171014
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 58802 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
1,368 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 | 225 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 183 | $92 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 180 | $16 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 129 | $8 |
| Test to Determine Lung Volumes Using Sensors94726 | 123 | $11 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 139 | 68 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 139 | 30 |
| Fluticasone Propion/Salmeterolbrand: Fluticasone-Salmeterol | 91 | 35 |
| Montelukast Sodium | 68 | 14 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 61 | — |
| Umeclidinium Bromidebrand: Incruse Ellipta | 46 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-11-05
- Last updated
- 2018-12-14
Frequently asked questions
- What is Barrett Larson's NPI number?
- Barrett Larson's National Provider Identifier (NPI) is 1114171014, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barrett Larson's specialty?
- Barrett Larson is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Barrett Larson located?
- Barrett Larson's practice location on file with NPPES is 560 S Maple St Ste 400, Waconia, MN 55387-1757.
- What is Barrett Larson's phone number?
- The practice phone number listed in the NPPES registry for Barrett Larson is (952) 442-8011.
- Does Barrett Larson accept Medicare?
- Barrett Larson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barrett Larson's NPI active?
- Yes — Barrett Larson's NPI (1114171014) is active in the NPPES registry as of the last update on 2018-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.