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CHRISTOPHER J KNOX D.O.
NPI 1760547418
Otolaryngology in Newburyport, MA

Active since December 23, 2006PECOS EnrolledAccepts Medicare Assignment
29.06/100
CMS Quality Rating
1 WALLACE BASHAW WAY STE 3002, NEWBURYPORT, MA 01950(978) 997-1550(978) 688-8200 Get Directions Write a Review

NPPES record last updated: April 21, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 21, 2026, Jun 25, 2025, Sep 7, 2023 and 3 more (6 updates tracked since 2019).

About Christopher J Knox D.o. NPPES

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

CHRISTOPHER J KNOX D.O. (NPI 1760547418) is an individual otolaryngology provider in Newburyport, Massachusetts, licensed in Massachusetts (1024455) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Anna Jaques Hospital, and maintains a secondary practice location in Haverhill.

NPPES Registry Identity

NPI1760547418
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameCHRISTOPHER J KNOXCredential: D.O.
Location Address1 WALLACE BASHAW WAY STE 3002Newburyport, MA 01950-3877
Mailing Address1 Wallace Bashaw Way Ste 3002Newburyport, MA 01950-3877 · (978) 997-1550 · Fax (978) 688-8200
Phone(978) 997-1550
Fax(978) 688-8200
Sole ProprietorNo
Medical School CMSUniversity Of New England, College Of Osteo MedicineGraduated 1997
Enumeration DateDecember 23, 2006
Last NPPES UpdateApril 21, 20266 updates tracked since enumeration
NPPES CertifiedApril 21, 2026
✔ NPI 1760547418 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
Licenses✔ Licensed in MA · 1024455✔ Licensed in WI · 81920
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 STE 3002, Newburyport, MA 01950
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Secondary Practice Location 1

Location 162 Brown St Ste 301Haverhill, MA 01830-6790 · Phone (978) 997-1550 · Fax (978) 499-8200

Other Identifiers 1

Medicaid3076938NH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, HealthPartners and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Christopher J Knox D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5294742722
PECOS Enrollment IDI20251003000108
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
151 services110 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
109 services81 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
58 services58 patients
Diagnostic exam of voice box using a flexible endoscope 31575
This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.
50 services48 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
50 services50 patients
Removal of impacted ear wax 69210
Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
45 services27 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Anna Jaques Hospital

Acute Care Hospitals · Newburyport, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220029
Location25 Highland AvenueNewburyport, MA 01950 · Essex County
Emergency services Birthing friendly

Holy Family Hospital

Acute Care Hospitals · Methuen, MA
2/5 CMS rating
OwnershipProprietary
CMS Certification Number220080
Location70 East StreetMethuen, MA 01844 · Essex County
Emergency services Birthing friendly

Marshfield Medical Center

Acute Care Hospitals · Marshfield, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number520037
Location611 St Joseph AveMarshfield, WI 54449 · Wood County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01950 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
Established Patient
$73.22 typical visit price
range $19.11 – $144.84
Typical copayment $18.30 (range $4.77 – $36.21)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

29.06/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality16.35
Promoting Interoperability0
Improvement Activities20
Cost55.52

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ASHLEY MARY MCCARTER AU.D.
Audiologist
1 WALLACE BASHAW WAY STE 3002
NEWBURYPORT, MA 01950
Essex County (978) 997-1550
MR. ALEC BIESE
Physician Assistant
1 WALLACE BASHAW WAY STE 3002
NEWBURYPORT, MA 01950
Essex County (978) 997-1550

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 Christopher Knox's NPI number?

The NPI number for Christopher Knox is 1760547418. It was assigned to this individual provider in the NPPES registry on December 23, 2006.

Where is Christopher Knox located?

Christopher Knox practices at 1 Wallace Bashaw Way Ste 3002, Newburyport, MA 01950. The listed phone number is (978) 997-1550.

What is Christopher Knox's specialty?

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

Is Christopher Knox enrolled in Medicare?

Yes. Christopher Knox is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Christopher Knox accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, HealthPartners and Sanford Health Plan list Christopher Knox 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.

Is Christopher Knox affiliated with any hospitals?

According to CMS data, Christopher Knox is affiliated with Anna Jaques Hospital, Holy Family Hospital and Marshfield Medical Center.

When was this NPI record last updated?

The NPPES record for Christopher Knox was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.