FIRST STATE MEDICAL ASSOCIATES
NPI 1699806257
Internal Medicine in Wilmington, DE
About First State Medical Associates NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FIRST STATE MEDICAL ASSOCIATES (NPI 1699806257) is a healthcare organization registered as an internal medicine in Wilmington, Delaware and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through March 15, 2027 and lists Jose Marciano Castro, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Group Practice 1
Accepted 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 Medical Associates is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to First State Medical Associates, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.
Clinicians, nearest first (3)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 08D1066117
First State Medical Associates · Wilmington, DEFrequently 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 Medical Associates's NPI number?
The NPI number for First State Medical Associates is 1699806257. It was assigned to this organization in the NPPES registry on March 7, 2007.
Where is First State Medical Associates located?
First State Medical Associates is located at 2055 Limestone Rd Ste 111, Wilmington, DE 19808. The listed phone number is (302) 565-4616.
What is First State Medical Associates's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is First State Medical Associates enrolled in Medicare?
Yes. First State Medical Associates is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through First State Medical Associates?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Internal Medicine, reassign their Medicare billing to First State Medical Associates. 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. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does First State Medical Associates hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 08D1066117) is associated with this NPI, valid through March 15, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does First State Medical Associates accept?
Health plans from AmeriHealth Caritas Next and Highmark Blue Cross Blue Shield Delaware list First State Medical Associates 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 Medical Associates was last updated on March 7, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# First State Medical Associates · NPI 1699806257
Internal Medicine organization in Wilmington, Delaware. Organization record, active in the CMS NPPES registry since March 7, 2007.
## Identity
- **NPI:** 1699806257 (Entity type: Organization)
- **Enumerated:** March 7, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Jose Castro, PRESIDENT
## Practice location
- **Address:** 2055 LIMESTONE RD, STE 111, Wilmington, DE 19808-5536
- **Phone:** (302) 565-4616 · **Fax:** (302) 565-4617
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians (Internal Medicine) reassign Medicare billing to this organization (form CMS-855R); 3 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 7, 2018
- **Other identifiers:** Medicaid 1699806257 (DE)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1699806257) · Data from the CMS NPPES public registry.