Semian Surgical Associates LLC
NPI 1639349897 · Medical Specialty Clinic/Center · Selinsgrove, PA
Semian Surgical Associates LLC is a Medical Specialty Clinic/Center organization in Selinsgrove, PA (NPI 1639349897).
Provider details
- NPI number
- 1639349897
- Entity type
- Organization
- Primary specialty
- Medical Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- John Semian, Sole Propprietor(570) 374-9339
- License
- MD418609 (PA)
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
18 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
- 2008-03-04
- Last updated
- 2008-08-18
Frequently asked questions
- What is Semian Surgical Associates LLC's NPI number?
- Semian Surgical Associates LLC's National Provider Identifier (NPI) is 1639349897, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Semian Surgical Associates LLC?
- Semian Surgical Associates LLC is classified in the NPPES registry as Medical Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Semian Surgical Associates LLC located?
- Semian Surgical Associates LLC's practice location on file with NPPES is One Commerce Avenue, Selinsgrove, PA 17870.
- What is Semian Surgical Associates LLC's phone number?
- The practice phone number listed in the NPPES registry for Semian Surgical Associates LLC is (570) 374-9339.
- Who is the authorized official for Semian Surgical Associates LLC?
- The authorized official listed on Semian Surgical Associates LLC's NPPES record is John Semian, Sole Propprietor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Semian Surgical Associates LLC's NPI active?
- Yes — Semian Surgical Associates LLC's NPI (1639349897) is active in the NPPES registry as of the last update on 2008-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.