Alyson Larson, MD
NPI 1770690224 · Family Medicine Physician · Omro, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyson Larson, MD is a Family Medicine Physician provider in Omro, WI (NPI 1770690224).
Provider details
- NPI number
- 1770690224
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 45967 (WI)
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
785 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 342 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 191 | $121 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 83 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $86 |
| Administration of Influenza Virus VaccineG0008 | 44 | $30 |
| Admn Sarscov2 Vacc 1 Dose90480 | 33 | $41 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 114 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 510 | 133 |
| Levothyroxine Sodium | 351 | 74 |
| Amlodipine Besylate | 301 | 76 |
| Metoprolol Succinate | 287 | 70 |
| Losartan Potassium | 269 | 63 |
| Lisinopril | 250 | 69 |
| Pantoprazole Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2024-12-02
- Certified
- 2024-12-02
Frequently asked questions
- What is Alyson Larson's NPI number?
- Alyson Larson's National Provider Identifier (NPI) is 1770690224, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyson Larson's specialty?
- Alyson Larson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alyson Larson located?
- Alyson Larson's practice location on file with NPPES is 1805 Huckleberry Ave, Omro, WI 54963-1851.
- What is Alyson Larson's phone number?
- The practice phone number listed in the NPPES registry for Alyson Larson is (920) 685-7280.
- Does Alyson Larson accept Medicare?
- Alyson Larson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyson Larson's NPI active?
- Yes — Alyson Larson's NPI (1770690224) is active in the NPPES registry as of the last update on 2024-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.