ESSEX COUNTY PRIMARY CARE
NPI 1174191837
Family Medicine in South Hamilton, MA
About Essex County Primary Care NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ESSEX COUNTY PRIMARY CARE (NPI 1174191837) is a healthcare organization registered as a family medicine in South Hamilton, Massachusetts and active in the NPI registry since June 2021. The organization holds a CLIA Waiver certificate valid through July 30, 2027 and lists Nicholas Avgerinos, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 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)
Essex County Primary Care 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 Essex County Primary Care, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. 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 22D2286535
Essex County Primary Care · South Hamilton, MAFrequently 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 Essex County Primary Care's NPI number?
The NPI number for Essex County Primary Care is 1174191837. It was assigned to this organization in the NPPES registry on June 17, 2021.
Where is Essex County Primary Care located?
Essex County Primary Care is located at 42 Asbury St, South Hamilton, MA 01982. The listed phone number is (978) 233-8120.
What is Essex County Primary Care's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Essex County Primary Care enrolled in Medicare?
Yes. Essex County Primary Care is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Essex County Primary Care?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Essex County Primary Care, in Family Practice and Nurse Practitioner. 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, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Essex County Primary Care hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 22D2286535) is associated with this NPI, valid through July 30, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Essex County Primary Care accept?
Health plans from Anthem Blue Cross and Blue Shield list Essex County Primary Care 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 Essex County Primary Care was last updated on September 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Essex County Primary Care · NPI 1174191837
Family Medicine organization in South Hamilton, Massachusetts. Organization record, active in the CMS NPPES registry since June 17, 2021.
## Identity
- **NPI:** 1174191837 (Entity type: Organization)
- **Enumerated:** June 17, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Organization subpart:** No
- **Authorized official:** Nicholas Avgerinos, PRESIDENT
## Practice location
- **Address:** 42 ASBURY ST, South Hamilton, MA 01982-1808
- **Phone:** (978) 233-8120
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (2), Family Practice (1); 1 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 2, 2021
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1174191837) · Data from the CMS NPPES public registry.