Anne Larson, M.D.
NPI 1003906959 · Transplant Hepatology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne Larson, M.D. is a Transplant Hepatology Physician provider in Seattle, WA (NPI 1003906959).
Provider details
- NPI number
- 1003906959
- Entity type
- Individual
- Primary specialty
- Transplant Hepatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD00031080 (WA)
Specialties & taxonomies
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
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
241 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) |
|---|---|---|
| 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 | 89 | $18 |
| Measurement of Liver Stiffness91200 | 40 | $11 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $72 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 27 | $153 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
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 |
|---|---|---|
| Ursodiol | 93 | 21 |
| Carvedilol | 87 | 16 |
| Tenofovir Alafenamidebrand: Vemlidy | 73 | — |
| Spironolactone | 63 | 18 |
| Furosemide | 58 | 16 |
| Lactulose | 55 | 13 |
| Rifaximinbrand: Xifaxan | 48 | — |
| Azathioprine | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2017-06-08
Frequently asked questions
- What is Anne Larson's NPI number?
- Anne Larson's National Provider Identifier (NPI) is 1003906959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne Larson's specialty?
- Anne Larson is listed in the NPPES registry with a primary specialty of Transplant Hepatology Physician (Allopathic & Osteopathic Physicians).
- Where is Anne Larson located?
- Anne Larson's practice location on file with NPPES is 1560 N 115th St Ste 207, Seattle, WA 98133-8414.
- What is Anne Larson's phone number?
- The practice phone number listed in the NPPES registry for Anne Larson is (206) 668-1341.
- Does Anne Larson accept Medicare?
- Anne Larson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anne Larson's NPI active?
- Yes — Anne Larson's NPI (1003906959) is active in the NPPES registry as of the last update on 2017-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.