DAVID P WIEN, MD LLC
NPI 1265489173
Allergy & Immunology - Allergy in Wilmington, DE
About David P Wien, Md Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID P WIEN, MD LLC (NPI 1265489173) is a healthcare organization registered as an allergy in Wilmington, Delaware and active in the NPI registry since May 2006. The organization lists David Peter Wien, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
David P Wien, Md Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by March 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to David P Wien, MD LLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David P Wien, MD LLC's NPI number?
The NPI number for David P Wien, MD LLC is 1265489173. It was assigned to this organization in the NPPES registry on May 27, 2006.
Where is David P Wien, MD LLC located?
David P Wien, MD LLC is located at 708 Greenbank Rd, Wilmington, DE 19808. The listed phone number is (302) 998-1866.
What is David P Wien, MD LLC's specialty?
The primary specialty registered for this NPI is Allergy & Immunology, specializing in Allergy, with taxonomy code 207KA0200X.
Is David P Wien, MD LLC enrolled in Medicare?
Yes. David P Wien, MD LLC is registered in the Medicare PECOS enrollment system.
When is David P Wien, MD LLC's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Delaware, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through David P Wien, MD LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Allergy/Immunology) reassigns their Medicare billing to David P Wien, MD LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does David P Wien, MD LLC accept?
Health plans from AmeriHealth Caritas Next and Highmark Blue Cross Blue Shield Delaware list David P Wien, MD LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for David P Wien, MD LLC was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# David P Wien, Md Llc · NPI 1265489173
Allergy organization in Wilmington, Delaware. Organization record, active in the CMS NPPES registry since May 27, 2006.
## Identity
- **NPI:** 1265489173 (Entity type: Organization)
- **Enumerated:** May 27, 2006
- **Primary specialty:** Allergy & Immunology - Allergy · taxonomy 207KA0200X
- **Organization subpart:** No
- **Authorized official:** David Wien, OWNER
## Practice location
- **Address:** 708 GREENBANK RD, Wilmington, DE 19808-3168
- **Phone:** (302) 998-1866 · **Fax:** (302) 998-3261
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 31, 2027 (Non-DME Part B, Delaware, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Allergy/Immunology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2020
- **Other identifiers:** Medicaid 1000035312 (DE)
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Source: [NPI Profile](https://npiprofile.com/npi/1265489173) · Data from the CMS NPPES public registry.