OrganizationActive
Cornerstone Care
NPI 1821011826 · Non-Pharmacy Dispensing Site · Greensboro, PA
Cornerstone Care is a Non-Pharmacy Dispensing Site organization in Greensboro, PA (NPI 1821011826).
Provider details
- NPI number
- 1821011826
- Entity type
- Organization
- Primary specialty
- Non-Pharmacy Dispensing SiteSuppliers
- Organization subpart
- No
- Authorized official
- Nathan Duer, Medical Dir(724) 943-3308
- License
- MD037948E (PA)
Specialties & taxonomies
Suppliers
Profile Score
Detailed profile(91/100 index)
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
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
7 Glassworks Rd
Greensboro, PA 15338-9507
Phone: (724) 943-3308
Fax: (724) 943-4929
Street-level locationGet directions
Mailing address
300 Penn Center Blvd
Pittsburgh, PA 15235-5511
Other names (DBA / former)
- Doing business as
- Nathan B Duer MD
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2020-08-22
Frequently asked questions
- What is Cornerstone Care's NPI number?
- Cornerstone Care's National Provider Identifier (NPI) is 1821011826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cornerstone Care?
- Cornerstone Care is classified in the NPPES registry as Non-Pharmacy Dispensing Site (Suppliers).
- Where is Cornerstone Care located?
- Cornerstone Care's practice location on file with NPPES is 7 Glassworks Rd, Greensboro, PA 15338-9507.
- What is Cornerstone Care's phone number?
- The practice phone number listed in the NPPES registry for Cornerstone Care is (724) 943-3308.
- Who is the authorized official for Cornerstone Care?
- The authorized official listed on Cornerstone Care's NPPES record is Nathan Duer, Medical Dir. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cornerstone Care's NPI active?
- Yes — Cornerstone Care's NPI (1821011826) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.