Larsen Gastroenterology, PLLC
NPI 1174940282 · Clinic/Center · Clarkston, WA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larsen Gastroenterology, PLLC is a Clinic/Center organization in Clarkston, WA (NPI 1174940282).
Provider details
- NPI number
- 1174940282
- Entity type
- Organization
- Primary specialty
- Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Michelle Hastings, Office Manager(509) 758-2200
- License
- MD 00029346 (WA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-03-26
- Last updated
- 2024-01-09
- Certified
- 2024-01-09
Frequently asked questions
- What is Larsen Gastroenterology, PLLC's NPI number?
- Larsen Gastroenterology, PLLC's National Provider Identifier (NPI) is 1174940282, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Larsen Gastroenterology, PLLC?
- Larsen Gastroenterology, PLLC is classified in the NPPES registry as Clinic/Center (Ambulatory Health Care Facilities).
- Where is Larsen Gastroenterology, PLLC located?
- Larsen Gastroenterology, PLLC's practice location on file with NPPES is 625 6th St, Clarkston, WA 99403-2010.
- What is Larsen Gastroenterology, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Larsen Gastroenterology, PLLC is (509) 758-2200.
- Does Larsen Gastroenterology, PLLC accept Medicare?
- Larsen Gastroenterology, PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Larsen Gastroenterology, PLLC?
- The authorized official listed on Larsen Gastroenterology, PLLC's NPPES record is Michelle Hastings, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Larsen Gastroenterology, PLLC's NPI active?
- Yes — Larsen Gastroenterology, PLLC's NPI (1174940282) is active in the NPPES registry as of the last update on 2024-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.