Mary B Toporcer, Md, PC in Doylestown, PA
This organization bills under NPI 1346263738, an organization record issued on Jul 26, 2006 with the primary taxonomy Dermatology Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1346263738
- Legal name
- Mary B Toporcer, Md, PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Dermatology Physician 207N00000X
- Practice location
- 252 W SWAMP RD STE 48, Doylestown, PA 18901
- Phone
- 215-230-9988
- Enumerated
- Jul 26, 2006
- Record updated
- Oct 31, 2013
- Authorized official
- Owner (title as filed)
3 clinicians CMS lists with Mary B Toporcer Md in Doylestown
- Minjung Reger, CRNPPrimary Care Nurse Practitioner1659813632
- Mary Toporcer, MDDermatology Physician1295738458
- Shannon Wiedersum, DODermatology Physician1013396944
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Pennsylvania 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.