Pei Sun Md.llc in Wallingford, CT
This organization bills under NPI 1831412899, an organization record issued on Mar 4, 2010 with the primary taxonomy Primary Care Clinic/Center. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1831412899
- Legal name
- Pei Sun Md.llc
- Entity
- Type 2 · organization
- Primary taxonomy
- Primary Care Clinic/Center 261QP2300X
- Practice location
- 850 N MAIN STREET EXT BUILDING1,A3, Wallingford, CT 06492
- Phone
- 203-269-4353
- Enumerated
- Mar 4, 2010
- Record updated
- Apr 4, 2011
- Authorized official
- Owner (title as filed)
4 clinicians CMS lists with Pei Sun Md in Wallingford
- Yidi Ge, MDInternal Medicine Physician1417489253
- Francesca Michel, APRNFamily Nurse Practitioner1871326140
- Christopher Sullivan, APRNFamily Nurse Practitioner1598297665
- Pei Sun, MDInternal Medicine Physician1225171754
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Connecticut secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.