Next available appointments
Times may vary. Displayed times are for in-person visits. Additional times may be available for both new and current patients.
Tue, 1/27
- 8:00 AM
- 8:30 AM
- 9:00 AM
Wed, 1/28
- 8:30 AM
- 10:00 AM
- 12:45 PM
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
Baylor Scott & White has established agreements with several types of insurance to ensure your health needs are covered.
Please contact your provider to confirm if your insurance is accepted.
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Patient Ratings (752)
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 (342)
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
Diana Nanayakkara consistently receives exceptional praise for her professionalism, knowledge, and communication skills. Patients repeatedly highlight her thoroughness in explaining medical conditions, test results, and treatment options in clear, understandable terms. She is frequently commended for being an excellent listener who takes time with patients, never making them feel rushed, and addressing all their questions and concerns with care. Her warm, personable, and compassionate demeanor puts patients at ease, with many describing her as kind, friendly, and caring. Patients particularly appreciate that she knows their medical history well and demonstrates genuine concern for their wellbeing. Multiple reviews note her exceptional competence, with some stating she is better than many doctors they have seen, and several patients express complete confidence and trust in her care.
Patients also share
The reviews reveal very few areas for improvement, with the vast majority being overwhelmingly positive. A small number of lower-rated reviews (in the 3-4 star range) offer minimal specific feedback, with comments like "good" or brief acknowledgments without detailed criticism. One review mentioned the provider being "obviously rushed" though still professional, and another gave a moderate rating while noting good response. However, these instances are extremely rare among hundreds of five-star reviews, and even these lower ratings generally include positive remarks about her professionalism and care quality.