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COLDEN EAR NOSE THROAT & ALLERGY LLC
NPI 1871903872
Otolaryngology in Newburyport, MA

Active since April 30, 2014
1 WALLACE BASHAW WAY, SUITE 3002, NEWBURYPORT, MA 01950(978) 997-1550(978) 688-8292 Get Directions Write a Review

NPPES record last updated: August 22, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Colden Ear Nose Throat & Allergy Llc NPPES

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

COLDEN EAR NOSE THROAT & ALLERGY LLC (NPI 1871903872) is a healthcare organization registered as an otolaryngology in Newburyport, Massachusetts and active in the NPI registry since April 2014. The organization lists Brittney Borg, Office Administrator, as its authorized official.

NPPES Registry Identity

NPI1871903872
Entity TypeOrganization
Primary Taxonomy207Y00000X
Legal Business NameCOLDEN EAR NOSE THROAT & ALLERGY LLC
Location Address1 WALLACE BASHAW WAY, SUITE 3002Newburyport, MA 01950-3875
Mailing Address1 Wallace Bashaw Way, Suite 3002Newburyport, MA 01950-3875 · (978) 997-1550 · Fax (978) 688-8292
Phone(978) 997-1550
Fax(978) 688-8292
Organization SubpartNo
Authorized OfficialBrittney BorgOffice Administrator · (978) 997-1561
Enumeration DateApril 30, 2014
Last NPPES UpdateAugust 22, 2025
NPPES CertifiedAugust 22, 2025
✔ NPI 1871903872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
1 WALLACE BASHAW WAY, Newburyport, MA 01950
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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 SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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)

Colden Ear Nose Throat & Allergy Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Colden Ear Nose Throat & Allergy LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (6)

Christopher Knox, D.O.
Otolaryngology
NPI 1760547418
1 WALLACE BASHAW WAY STE 3002
Newburyport, MA 01950
(978) 997-1550
✔ PECOS✔ Accepts MedicareSame address
Ashley Mccarter, AU.D.
Qualified Audiologist
NPI 1134644354
1 WALLACE BASHAW WAY STE 3002
Newburyport, MA 01950
(978) 997-1550
✔ Accepts Medicare0.8 mi
Daryl Colden, M.D.
Otolaryngology
NPI 1073574042
1 WALLACE BASHAW JR WAY STE 3002
Newburyport, MA 01950
(978) 997-1550
✔ PECOS✔ Accepts Medicare1.0 mi
Sarah Wellwood, AU.D.
Qualified Audiologist
NPI 1023210952
1 WALLACE BASHAW WAY SUITE 3002
Newburyport, MA 01950
(978) 997-1550
✔ Accepts Medicare1.0 mi
Renee Llorente, MA
Qualified Audiologist
NPI 1144434937
4 WEST RD STE 4C
Stratham, NH 03885
(207) 475-0100
✔ Accepts Medicare14 mi
Peter Seymour, MD
Otolaryngology
NPI 1417167826
15 DURHAM RD STE 210
Dover, NH 03820
(207) 475-0100
✔ PECOS✔ Accepts Medicare26 mi

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 Colden Ear Nose Throat & Allergy LLC's NPI number?

The NPI number for Colden Ear Nose Throat & Allergy LLC is 1871903872. It was assigned to this organization in the NPPES registry on April 30, 2014.

Where is Colden Ear Nose Throat & Allergy LLC located?

Colden Ear Nose Throat & Allergy LLC is located at 1 Wallace Bashaw Way Suite 3002, Newburyport, MA 01950. The listed phone number is (978) 997-1550.

What is Colden Ear Nose Throat & Allergy LLC's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Colden Ear Nose Throat & Allergy LLC enrolled in Medicare?

Yes. Colden Ear Nose Throat & Allergy LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Colden Ear Nose Throat & Allergy LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to Colden Ear Nose Throat & Allergy 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. The largest specialties are Otolaryngology (3) and Qualified Audiologist (3). Of these, 1 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Colden Ear Nose Throat & Allergy LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Colden Ear Nose Throat & Allergy 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 Colden Ear Nose Throat & Allergy LLC was last updated on August 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.