Cornerstone Services PC
NPI 1922103399 · Internal Medicine Physician · Sherman, TX
Cornerstone Services PC is a Internal Medicine Physician organization in Sherman, TX (NPI 1922103399).
Provider details
- NPI number
- 1922103399
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Philip Yeilding, Owner(903) 892-8112
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
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
Mailing address
Registry dates
- Enumerated
- 2006-09-13
- Last updated
- 2008-06-13
Frequently asked questions
- What is Cornerstone Services PC's NPI number?
- Cornerstone Services PC's National Provider Identifier (NPI) is 1922103399, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cornerstone Services PC?
- Cornerstone Services PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cornerstone Services PC located?
- Cornerstone Services PC's practice location on file with NPPES is 600 N Highland, Sherman, TX 75092.
- What is Cornerstone Services PC's phone number?
- The practice phone number listed in the NPPES registry for Cornerstone Services PC is (903) 892-8112.
- Who is the authorized official for Cornerstone Services PC?
- The authorized official listed on Cornerstone Services PC's NPPES record is Philip Yeilding, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cornerstone Services PC's NPI active?
- Yes — Cornerstone Services PC's NPI (1922103399) is active in the NPPES registry as of the last update on 2008-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.