MASSACHUSETTS ENT ASSOCIATES INC
NPI 1063493492
Otolaryngology in Chelmsford, MA
About Massachusetts Ent Associates Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MASSACHUSETTS ENT ASSOCIATES INC (NPI 1063493492) is a healthcare organization registered as an otolaryngology in Chelmsford, Massachusetts and active in the NPI registry since November 2005. The organization lists Vijay Nayak, Managing Partner, 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)
Massachusetts Ent Associates Inc 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
19Medicare enrollment records show 19 clinicians reassign Medicare billing to Massachusetts Ent Associates Inc, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 13 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 3
Clinicians, nearest first (19)
Chelmsford, MA 01824
Boston, MA 02111
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 Massachusetts Ent Associates Inc's NPI number?
The NPI number for Massachusetts Ent Associates Inc is 1063493492. It was assigned to this organization in the NPPES registry on November 11, 2005.
Where is Massachusetts Ent Associates Inc located?
Massachusetts Ent Associates Inc is located at 321 Billerica Rd Ste 202, Chelmsford, MA 01824. The listed phone number is (978) 256-5557.
What is Massachusetts Ent Associates Inc's specialty?
The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.
Is Massachusetts Ent Associates Inc enrolled in Medicare?
Yes. Massachusetts Ent Associates Inc is registered in the Medicare PECOS enrollment system.
When is Massachusetts Ent Associates Inc'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 (Massachusetts, 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 Massachusetts Ent Associates Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 19 clinicians in 3 Medicare specialties reassign their Medicare billing to Massachusetts Ent Associates Inc. 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. The largest specialties are Otolaryngology (10), Qualified Audiologist (8) and Nurse Practitioner (1). Of these, 5 practice at this address and 13 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Massachusetts Ent Associates Inc accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield and WellSense Health Plan list Massachusetts Ent Associates Inc 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 Massachusetts Ent Associates Inc was last updated on March 15, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Massachusetts Ent Associates Inc · NPI 1063493492
Otolaryngology organization in Chelmsford, Massachusetts. Organization record, active in the CMS NPPES registry since November 11, 2005.
## Identity
- **NPI:** 1063493492 (Entity type: Organization)
- **Enumerated:** November 11, 2005
- **Primary specialty:** Otolaryngology · taxonomy 207Y00000X
- **Organization subpart:** No
- **Authorized official:** Vijay Nayak, MANAGING PARTNER
## Practice location
- **Address:** 321 BILLERICA RD STE 202, Chelmsford, MA 01824-4100
- **Phone:** (978) 256-5557 · **Fax:** (978) 256-1835
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 31, 2027 (Non-DME Part B, Massachusetts, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 19 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Otolaryngology (10), Qualified Audiologist (8), Nurse Practitioner (1); 5 practice at this address and 13 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 15, 2022
- **Other identifiers:** Medicaid 9757716 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1063493492) · Data from the CMS NPPES public registry.