Erwin Seywerd, M.D.
NPI 1811967227 · Otolaryngology Physician · Augusta, ME
Enrolled with Medicare as Order and Referring Only - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erwin Seywerd, M.D. is a Otolaryngology Physician provider in Augusta, ME (NPI 1811967227).
Provider details
- NPI number
- 1811967227
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 012487 (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
- 2006-01-26
- Last updated
- 2011-10-12
Frequently asked questions
- What is Erwin Seywerd's NPI number?
- Erwin Seywerd's National Provider Identifier (NPI) is 1811967227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erwin Seywerd's specialty?
- Erwin Seywerd is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Erwin Seywerd located?
- Erwin Seywerd's practice location on file with NPPES is 79 Arsenal St, Augusta, ME 04330-5704.
- What is Erwin Seywerd's phone number?
- The practice phone number listed in the NPPES registry for Erwin Seywerd is (207) 622-1445.
- Does Erwin Seywerd accept Medicare?
- Erwin Seywerd is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erwin Seywerd's NPI active?
- Yes — Erwin Seywerd's NPI (1811967227) is active in the NPPES registry as of the last update on 2011-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.