This facility is currently closed today.
Clinic Location

262 E Evergreen St
Sherman, TX 75090

Grayson County
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About This Clinic in Sherman, Texas

Welcome to the primary care reference profile for **Cornerstone Primary Care Clinic**, an operational healthcare clinic located at 262 E Evergreen St Sherman, TX 75090 . Serving the Grayson County community, patients receive care from a dedicated medical team including Mary Courtney, FNP and Susan Wills, M.D.. Cornerstone Primary Care Clinic accommodates multiple health coverage options, accepting major networks such as **Blue, Cigna, Medicare**. This provider is open 4 days a week. Read further below to access their local phone number, detailed weekly office hours, and patient reviews.

Cornerstone Primary Care Clinic offers a comprehensive range of primary care services tailored to meet the health and wellness needs of patients. They focus on acute illness management, chronic disease management, geriatric care, laboratory tests, mental health support, weight management, wellness exams, and women’s health. The clinic emphasizes a holistic approach by providing all services under one roof, enabling better continuity of care and effective treatment plans. With a commitment to understanding each patient's unique needs and a focus on preventative care, Cornerstone aims to empower individuals to take charge of their health and maintain long-term well-being. Their dedicated providers prioritize building strong relationships with patients to facilitate the best possible health outcomes.

Hours of Operation

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Day Hours
Monday 8:00 am - 5:00 pm
Tuesday 8:00 am - 5:00 pm
Wednesday 8:00 am - 5:00 pm
Thursday 8:00 am - 5:00 pm

Care Services

  • Acute Illness Management
  • Chronic Disease Management
  • Geriatric Care
  • Laboratory Tests
  • Mental Health
  • Weight Management
  • Wellness Exams
  • Women’s Health

Accepted Insurance Plans

Need to verify your coverage? Cornerstone Primary Care Clinic and its resident providers could accept the insurance plans listed below. Because coverage can change, we recommend a quick call to the clinic at (903) 893-5546 to confirm they accept your specific plan before your appointment.

Blue Cross and Blue Shield of Texas

Blue Advantage Bronze HMO? 204Blue Advantage Bronze HMO? 301Blue Advantage Bronze HMO? StandardBlue Advantage Gold HMO? 206Blue Advantage Gold HMO? 603Blue Advantage Gold HMO? StandardBlue Advantage Plus Bronze? 303Blue Advantage Plus Bronze? 305Blue Advantage Plus Bronze? StandardBlue Advantage Plus Gold? 203Blue Advantage Plus Gold? 803Blue Advantage Plus Gold? StandardBlue Advantage Plus Silver? 202Blue Advantage Plus Silver? 605Blue Advantage Plus Silver? StandardBlue Advantage Security HMO? 200Blue Advantage Silver HMO? 205Blue Advantage Silver HMO? 801Blue Advantage Silver HMO? Standard

Cigna Healthcare

Connect Bronze 6000 Indiv Med DeductibleConnect Bronze 8500 Indiv Med DeductibleConnect Bronze CMS StandardConnect Bronze DFW 6500 Indiv Med Deductible Enhanced Diabetes CareConnect Gold 2500 Indiv Med Deductible Enhanced Diabetes CareConnect Gold 3250 Indiv Med DeductibleConnect Gold CMS StandardConnect Silver 3000 Indiv Med DeductibleConnect Silver 4000 Indiv Med DeductibleConnect Silver CMS Standard

Medicare

Medicare

UnitedHealthcare

UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care)UHC Bronze StandardUHC Bronze Value ($0 Virtual Urgent Care, $3 Tier 2 Rx)UHC Gold Advantage ($0 Virtual Urgent Care, $3 Tier 2 Rx)UHC Gold Advantage+ ($0 Virtual Urgent Care, $3 Tier 2 Rx, Dental + Vision)UHC Gold StandardUHC Gold Standard $0 Indiv Ded ($0 Virtual Urgent Care)UHC Silver Advantage ($0 Virtual Urgent Care, $3 Tier 2 Rx)UHC Silver Advantage+ ($0 Virtual Urgent Care, $3 Tier 2 Rx, Dental + Vision)UHC Silver StandardUHC Silver Value ($0 Virtual Urgent Care, $3 Tier 2 Rx)

Patient Review Consensus

At Cornerstone Primary Care Clinic, patient experiences reflect a warm and inviting atmosphere that emphasizes personalized care. Reviews consistently highlight the friendly and attentive staff, who go above and beyond to ensure patients feel welcomed and heard. Many appreciate the clear communication and thorough explanations provided during their visits, fostering a sense of trust and comfort. It's clear that this clinic stands out for its genuine commitment to patient-centered care, making it a great choice for individuals seeking a supportive and dedicated primary care team.

Top Patient Highlights

Friendly Staff
Welcoming Atmosphere
Attentive Care
Personal Time With Patients
Clear Communication
Comfort And Trust
Genuine Concern
Highly Recommended
Excellent Patient Experience
Approachable Environment.

Individual reviews are subjective. Our **Provider Review Consensus** analyzes recent public feedback to identify consistent patterns in wait times, staff professionalism, and quality of care, helping you make a more balanced healthcare choice.

Meet Your Care Team

Our dedicated team provides comprehensive care in Stonewall. View provider specialties below to find the right fit for your needs.

MS. Mary Catherine Courtney, FNP

Nurse Practitioner (Family)

DR. Susan Elaine Wills, M.D.

Family Medicine

Map and Location

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Compare Nearby Clinics

Finding the right healthcare partner takes time. If you want to explore other local options, we've mapped 20 primary care providers within 20 miles of Sherman. You can easily compare clinical practices across neighboring areas like Denison and Bells, with the nearest alternative located just 0.03 miles away.

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