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William Giesen, M.D
NPI 1124104724 · on the registry since 2006 · sole proprietor
Practice
- Address
- 1500 Post Rd.
Darien, CT 06820 - Phone
- (203) 655-2516
- Fax
- (203) 656-3665
- Organisation at this address
- Robert A. Lindberg, Md, Llc
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 17
Registry record
- Primary taxonomy
- Internal Medicine Physician
207R00000X
- Licence states on file
- CT
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2016-05-09
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Connecticut