Kristen Larsen
NPI 1780212936 · Emergency Medicine Physician · Olympia, WA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristen Larsen is a Emergency Medicine Physician provider in Olympia, WA (NPI 1780212936).
Provider details
- NPI number
- 1780212936
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 61428729 (WA)
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
6 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
521 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 177 | $8 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 162 | $169 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 94 | $117 |
| Critical Care, First 30-74 Minutes99291 | 64 | $206 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 13 | $169 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 11 |
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 |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 26 | 26 |
| Oxycodone Hcl | 25 | 25 |
| Cefuroxime Axetilbrand: Cefuroxime | 22 | 21 |
| Prednisone | 22 | 21 |
| Azithromycin | 17 | 17 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 16 | 16 |
| Doxycycline Hyclate | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-31
- Last updated
- 2024-07-03
- Certified
- 2024-07-03
Frequently asked questions
- What is Kristen Larsen's NPI number?
- Kristen Larsen's National Provider Identifier (NPI) is 1780212936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristen Larsen's specialty?
- Kristen Larsen is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kristen Larsen located?
- Kristen Larsen's practice location on file with NPPES is 3900 Capital Mall Dr Sw, Olympia, WA 98502-8654.
- What is Kristen Larsen's phone number?
- The practice phone number listed in the NPPES registry for Kristen Larsen is (253) 403-8327.
- Does Kristen Larsen accept Medicare?
- Kristen Larsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristen Larsen's NPI active?
- Yes — Kristen Larsen's NPI (1780212936) is active in the NPPES registry as of the last update on 2024-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.