Dr. William Loretan, DO
Internal Medicine
20+
Years in Practice
Practice Locations
3 locations
About Dr. William Loretan
William Loretan, DO is a healthcare provider practicing in Ephrata, PA.
Specialty Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
37
Years Experience
3
Locations
1
States Licensed
Credentials & Board Certifications
Additional Specialties
Primary Specialty
Internal MedicineCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Other
Class of 1989
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| Pennsylvania | OS007344E | Hospitalist | — |
| Pennsylvania | OS007344E | Internal Medicine |
Public Data Summary for Dr. William Loretan
With 20 years of practice, Dr. William Loretan is an established internal medicine provider, DO, after earning their medical degree at Other in 1989. Dr. currently practices across 3 facilities, including Wellspan Medical Group in Ephrata, Pennsylvania. Their National Provider Identifier (NPI) is 1245244565, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
CMS Medicare data shows Dr. William Loretan as a moderate-volume internal medicine provider, treating approximately 778 Medicare beneficiaries and delivering 4K services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.
Transparency & Safety
Public records from CMS and OIG databases
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. William Loretan
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0 reviews
Internal Medicine Providers Nearby
Same primary specialty near ZIP 17522
FAQ
Frequently asked questions about Dr. William Loretan
What does Dr. William Loretan specialize in?
Dr. William Loretan specializes in Internal Medicine. Secondary taxonomy filings also list Hospitalist.
Where does Dr. William Loretan practice?
Dr. William Loretan practices at Wellspan Medical Group in Ephrata, Pennsylvania. Dr. is also affiliated with 2 additional facilities, listed below.
Does Dr. William Loretan accept Medicare?
CMS records show that Dr. William Loretan accepts Medicare assignment. CMS billing data shows 778 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. William Loretan's NPI number?
Dr. William Loretan's National Provider Identifier (NPI) is 1245244565. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. William Loretan been practicing?
Dr. William Loretan has approximately 20 years of practice experience, having graduated from Other in 1989.