Next available appointments
Times may vary. Displayed times are for in-person visits. Additional times may be available for both new and current patients.
Mon, 5/11
- 7:30 AM
- 8:30 AM
- 9:30 AM
Tue, 5/12
- 8:30 AM
- 1:15 PM
- 2:15 PM
Wed, 5/13
- 8:00 AM
Locations of Diana Nanayakkara, ACNP, CCK

Baylor Scott & White Legacy Heart Center - Plano Preston Road
6601 Preston Rd , Plano, TX, 75024- 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
- Friday:8:00 am-5:00 pm
Office Hours
Biography
| Ages Seen |
|---|
| Adults |
| Geriatrics |
| Language(s) Spoken |
|---|
| English |
| Education |
|---|
| Education: University of Texas at Arlington (2001) |
| Certifications |
|---|
| Acute Care Nurse Practitioner- American Nurses Credentialing Center |
| Hospital Affiliations |
|---|
| Baylor Scott & White The Heart Hospital - Denton |
| Baylor Scott & White Medical Center - Plano |
| Baylor Scott & White The Heart Hospital - Plano |
| Baylor Scott & White The Heart Hospital - Dallas |
Insurances accepted
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Please contact your provider to confirm if your insurance is accepted.
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Patient Ratings (711)
The patient rating score is an average of all responses to physician-related questions on our nationally recognized Press Ganey Patient Satisfaction Survey .
| averageRating | metric | |
|---|---|---|
| 4.8 | Wait Time at Clinic | |
| 4.9 | Time Care Provider spent with Patient | |
| 4.9 | Provider showed concern | |
| 4.9 | Provider included you in decisions | |
| 4.9 | Friendliness/Courtesy of Care Provider | |
| 4.9 | Rate Care Provider |
Patient Comments (329)
Overview of patient comments
Summary created using AI
Patient comments are gathered from our Press Ganey Patient Satisfaction Survey and are displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.
Patients appreciate
Patients consistently praise Diana Nanayakkara for her exceptional communication skills, thoroughness, and genuine compassion. Across hundreds of reviews, the most frequently highlighted strengths include her ability to listen carefully to patient concerns, explain complex medical information in clear and understandable terms, and take the time needed without making patients feel rushed. Reviewers frequently describe her as knowledgeable, professional, and caring, and many note that she comes well-prepared with a strong grasp of their medical history before appointments. Patients also appreciate her proactive approach — ordering appropriate tests, coordinating specialist appointments, adjusting medications, and following up on outstanding questions. Several reviewers specifically highlighted her ability to secure difficult-to-get appointments and act decisively in urgent situations, including directing patients to the ER when necessary.
Patients also share
Opportunities for improvement noted in the reviews are minimal and infrequent. One reviewer mentioned that she could not answer all of their questions, and one reviewer noted she seemed rushed during the visit. These represent isolated observations rather than recurring themes across the broader body of feedback.