Lance Petersen, MD
NPI 1245303429 · Emergency Medicine Physician · Powell, WY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lance Petersen, MD is a Emergency Medicine Physician provider in Powell, WY (NPI 1245303429).
Provider details
- NPI number
- 1245303429
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00035749 (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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 110 Hospital LaneAfton, WY 83110-0579Phone: (307) 885-5800Fax: (307) 885-5865
Registry dates
- Enumerated
- 2006-11-16
- Last updated
- 2025-12-22
- Certified
- 2025-12-22
Frequently asked questions
- What is Lance Petersen's NPI number?
- Lance Petersen's National Provider Identifier (NPI) is 1245303429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lance Petersen's specialty?
- Lance Petersen is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lance Petersen located?
- Lance Petersen's practice location on file with NPPES is 777 Avenue H, Powell, WY 82435-2260.
- What is Lance Petersen's phone number?
- The practice phone number listed in the NPPES registry for Lance Petersen is (307) 754-2267.
- Does Lance Petersen accept Medicare?
- Lance Petersen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lance Petersen's NPI active?
- Yes — Lance Petersen's NPI (1245303429) is active in the NPPES registry as of the last update on 2025-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.