Overview
Mark Williams is a primary care provider, practicing in Family Medicine in Scottdale, Pennsylvania. Dr. Williams has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Breast Cancer, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.
His clinical research consists of co-authoring 4 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- EPO
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Centerville Clinics Inc.
Alvaro Changco is a primary care provider, practicing in Family Medicine in Fredericktown, Pennsylvania. Dr. Changco is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Thyroid Storm, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Changco is currently accepting new patients.
Saweikis Medical Services, Inc
Anthony Saweikis is a primary care provider, practicing in Family Medicine in Keyser, West Virginia. Dr. Saweikis is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Hypothyroidism. Dr. Saweikis is currently accepting new patients.
GMA/Heyl Family Practice
Dr. Matthew Macken is a board-certified Family Medicine doctor at Heyl Family Practice in North Hills of Pittsburgh. Dr. Macken sees patients at both the West View and McCandless offices, as well as Passavant Hospital - McCandless. As a primary care provider for a wide range of patients, Dr. Macken has interests in Sports Medicine, Geriatrics and Adult Internal Medicine.When asked what he likes most about what he does as a physician, he stated, “The opportunity to learn more about my patients and their families’ lives. The unique thing about primary care is the ability to treat patients and build relationships that can last a lifetime.” It’s clearly more about providing a high-quality experience for the patient and truly getting to know their needs as they evolve.When asked what his top goal is for his role as a primary care doctor, he indicated it is, “To maintain the best quality of life for each of my patients and their unique medical needs. In reading various reviews of Dr. Macken’s care of patients at the practice, this review described him perfectly."“Dr. Macken listens very carefully with genuine concern and takes his time explaining his treatment plan, as well as answering any questions you may have. He is a top-notch doctor, along with a kind, caring and courteous staff! I highly recommend Dr. Macken, as well as the PAs in his office." -Martha S.Dr. Matthew Macken and Heyl Family Practice providers are currently accepting new patients. Dr. Macken is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Seasonal Affective Disorder (SAD), Obesity, Gastroesophageal Reflux Disease (GERD), and Sinusitis.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Breast CancerDr. Williams isAdvanced. Learn about Breast Cancer.
- Familial HypertensionDr. Williams isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable Aldosteronism
- HypertensionDr. Williams isAdvanced. Learn about Hypertension.
- Maturity Onset Diabetes of the YoungDr. Williams isAdvanced. Learn about Maturity Onset Diabetes of the Young.
- Experienced
- AnemiaDr. Williams isExperienced. Learn about Anemia.
- ApoplexyDr. Williams isExperienced. Learn about Apoplexy.
- AtherosclerosisDr. Williams isExperienced. Learn about Atherosclerosis.
- BoilsDr. Williams isExperienced. Learn about Boils.
- Breast Cancer in MenDr. Williams isExperienced. Learn about Breast Cancer in Men.
- Chronic CoughDr. Williams isExperienced. Learn about Chronic Cough.

