Dr. Timothy Greenan, M.D.
Diagnostic Radiology
71% Complete
Profile completeness
ZIP Healthcare Access Score
Limited Access
ZIP 20850 • D+
20+
Years in Practice
Healthcare Access Where Dr. Timothy Greenan Practices
ZIP code 20850 • Rockville, Maryland
Significant gaps exist in healthcare availability for residents of ZIP 20850.
View full Healthcare Access Score report for ZIP 20850Conditions Dr. Timothy Greenan Can Help With
Based on specialty, these are the relevant healthcare access scores for the practice area
Practice Locations
1 location
About Dr. Timothy Greenan
Timothy Greenan, M.D. is a healthcare provider practicing in Rockville, MD.
Specialty Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
40
Years Experience
1
Location
3
States Licensed
Credentials & Board Certifications
Additional Specialties
Primary Specialty
Diagnostic RadiologyCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
State University Of Ny Upstate Medical University
Class of 1986
Licenses & Practice States
Licensed in 3 states
| State | License | Classification | Primary |
|---|---|---|---|
| Pennsylvania | MD044122E | Specialist | — |
| Maryland | D0041613 | Specialist | — |
| New York | 205142 | Specialist | — |
| Maryland | D0041613 | Radiology |
Public Data Summary for Dr. Timothy Greenan
With 20 years of practice, Dr. Timothy Greenan is an established diagnostic radiology provider, M.D., after earning their medical degree at State University Of Ny Upstate Medical University in 1986. Dr. currently practices at Capital Womens Care Llc in Rockville, Maryland. Their National Provider Identifier (NPI) is 1073562088, 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.
Dr. Timothy Greenan's practice is located in ZIP 20850 (Rockville, Maryland), which has an overall CartoChrome Healthcare Access Score of 46/100 (Limited Access). Access constraints in this ZIP code can affect wait times, specialist availability, and emergency response — context worth knowing when choosing a provider.
CMS Medicare data shows Dr. Timothy Greenan as a moderate-volume diagnostic radiology provider, treating approximately 1K Medicare beneficiaries and delivering 6K 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. Timothy Greenan
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0 reviews
Diagnostic Radiology Providers Nearby
Same primary specialty near ZIP 20850
FAQ
Frequently asked questions about Dr. Timothy Greenan
What does Dr. Timothy Greenan specialize in?
Dr. Timothy Greenan specializes in Diagnostic Radiology. Secondary taxonomy filings also list Specialist.
Where does Dr. Timothy Greenan practice?
Dr. Timothy Greenan practices at Capital Womens Care Llc in Rockville, Maryland.
Does Dr. Timothy Greenan accept Medicare?
Based on CMS records, Dr. Timothy Greenan has not filed a Medicare opt-out affidavit, which means they typically accept Medicare-covered patients. CMS billing data shows 1K Medicare beneficiaries treated in the most recent reporting year.
What is Dr. Timothy Greenan's NPI number?
Dr. Timothy Greenan's National Provider Identifier (NPI) is 1073562088. 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. Timothy Greenan been practicing?
Dr. Timothy Greenan has approximately 20 years of practice experience, having graduated from State University Of Ny Upstate Medical University in 1986.