Charles Armstrong, MD
NPI 1134191505 · Emergency Medicine Physician · Lewiston, ME
Charles Armstrong, MD is a Emergency Medicine Physician provider in Lewiston, ME (NPI 1134191505).
Provider details
- NPI number
- 1134191505
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 013341 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-02-01
- Last updated
- 2010-07-09
Frequently asked questions
- What is Charles Armstrong's NPI number?
- Charles Armstrong's National Provider Identifier (NPI) is 1134191505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Armstrong's specialty?
- Charles Armstrong is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Armstrong located?
- Charles Armstrong's practice location on file with NPPES is 300 Main St, Lewiston, ME 04240-7007.
- What is Charles Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Charles Armstrong is (207) 795-0111.
- Is Charles Armstrong's NPI active?
- Yes — Charles Armstrong's NPI (1134191505) is active in the NPPES registry as of the last update on 2010-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.