FIRST STATE INFECTIOUS DISEASE SPECIALISTS LLC
NPI 1124214044
Specialist in Wilmington, DE

Q: What is First State Infectious Disease Specialists LLC's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Active since September 25, 2007

3301 LANCASTER PIKE, SUITE 9, WILMINGTON, DE 19805(302) 661-2303(302) 661-2324 Get Directions Write a Review

NPPES record last updated: September 25, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About First State Infectious Disease Specialists Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

FIRST STATE INFECTIOUS DISEASE SPECIALISTS LLC (NPI 1124214044) is a healthcare organization registered as a specialist in Wilmington, Delaware and active in the NPI registry since September 2007. The organization lists Kirsten Andrea Hauer, Physician, as its authorized official.

NPPES Registry Identity

NPI1124214044

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameFIRST STATE INFECTIOUS DISEASE SPECIALISTS LLC

Location Address3301 LANCASTER PIKE, SUITE 9Wilmington, DE 19805-1436

Mailing Address3301 Lancaster Pike, Suite 9Wilmington, DE 19805-1436 · (302) 661-2303 · Fax (302) 661-2324

Phone(302) 661-2303

Fax(302) 661-2324

Organization SubpartNo

Authorized OfficialKirsten Andrea HauerPhysician · (302) 661-2303

Enumeration DateSeptember 25, 2007

✔ NPI 1124214044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in DE · TP0003432

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

3301 LANCASTER PIKE, Wilmington, DE 19805

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Other Identifiers 3

Medicaid0000398601DE

Medicare UPINF16682

Medicare UPINI50971

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Highmark Blue Cross Blue Shield Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

First State Infectious Disease Specialists Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to First State Infectious Disease Specialists LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Kirsten Hauer, MD

Infectious Disease

NPI 1922100023

3301 LANCASTER PIKE SUITE 9
Wilmington, DE 19805

(302) 661-2303

✔ PECOS✔ Accepts MedicareSame address

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 First State Infectious Disease Specialists LLC's NPI number?

The NPI number for First State Infectious Disease Specialists LLC is 1124214044. It was assigned to this organization in the NPPES registry on September 25, 2007.

Where is First State Infectious Disease Specialists LLC located?

First State Infectious Disease Specialists LLC is located at 3301 Lancaster Pike Suite 9, Wilmington, DE 19805. The listed phone number is (302) 661-2303.

What is First State Infectious Disease Specialists LLC's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is First State Infectious Disease Specialists LLC enrolled in Medicare?

Yes. First State Infectious Disease Specialists LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through First State Infectious Disease Specialists LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Infectious Disease) reassigns their Medicare billing to First State Infectious Disease Specialists 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 First State Infectious Disease Specialists LLC accept?

Health plans from Highmark Blue Cross Blue Shield Delaware list First State Infectious Disease Specialists 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 First State Infectious Disease Specialists LLC was last updated on September 25, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.