OrganizationActive
Peter Siviski, MD
NPI 1326371451 · Surgery Physician · Lewiston, ME
Peter Siviski, MD is a Surgery Physician organization in Lewiston, ME (NPI 1326371451).
Provider details
- NPI number
- 1326371451
- Entity type
- Organization
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Peter Siviski, President/Owner(207) 784-2903
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
10 High Street
Suite 202
Lewiston, ME 04240-7657
Phone: (207) 784-2903
Street-level locationGet directions
Mailing address
Po Box 1849
Lewiston, ME 04241-1849
Registry dates
- Enumerated
- 2009-09-08
- Last updated
- 2009-09-08
Frequently asked questions
- What is Peter Siviski, MD's NPI number?
- Peter Siviski, MD's National Provider Identifier (NPI) is 1326371451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Peter Siviski, MD?
- Peter Siviski, MD is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Siviski, MD located?
- Peter Siviski, MD's practice location on file with NPPES is 10 High Street, Lewiston, ME 04240-7657.
- What is Peter Siviski, MD's phone number?
- The practice phone number listed in the NPPES registry for Peter Siviski, MD is (207) 784-2903.
- Who is the authorized official for Peter Siviski, MD?
- The authorized official listed on Peter Siviski, MD's NPPES record is Peter Siviski, President/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Peter Siviski, MD's NPI active?
- Yes — Peter Siviski, MD's NPI (1326371451) is active in the NPPES registry as of the last update on 2009-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.