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MARK THOMAS BROWN M.D.
NPI 1023024395
Otolaryngology in Concord, MA

Active since July 31, 2006PECOS EnrolledAccepts Medicare Assignment
54 BAKER AVENUE EXT STE 303, CONCORD, MA 01742(978) 369-8780 Get Directions Write a Review

NPPES record last updated: November 16, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 16, 2022, Nov 25, 2020, Jul 24, 2020 and 1 more (4 updates tracked since 2018).

About Mark Thomas Brown M.d. NPPES

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

MARK THOMAS BROWN M.D. (NPI 1023024395) is an individual otolaryngology provider in Concord, Massachusetts, licensed in Massachusetts (79299) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Massachusetts Eye And Ear Infirmary -, and is a graduate of Baylor College Of Medicine (1989).

NPPES Registry Identity

NPI1023024395
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameMARK THOMAS BROWNCredential: M.D.
Location Address54 BAKER AVENUE EXT STE 303Concord, MA 01742-2139
Mailing Address54 Baker Avenue Ext Ste 303Concord, MA 01742-2139 · (978) 369-8780
Phone(978) 369-8780
Sole ProprietorNo
Medical School CMSBaylor College Of MedicineGraduated 1989
Enumeration DateJuly 31, 2006
Last NPPES UpdateNovember 16, 20224 updates tracked since enumeration
NPPES CertifiedNovember 16, 2022
✔ NPI 1023024395 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in MA · 79299
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.

54 BAKER AVENUE EXT STE 303, Concord, MA 01742
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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, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mark Thomas Brown M.d. 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 ID3476547068
PECOS Enrollment IDI20221215000068
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 11

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.
268 services223 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.
266 services202 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.
156 services156 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.
130 services107 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.
115 services115 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.
80 services78 patients

Hospital Affiliations CMS Care Compare 2

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

Massachusetts Eye And Ear Infirmary -

Acute Care Hospitals · Boston, MA
OwnershipVoluntary non-profit - Private
CMS Certification Number220075
Location243 Charles StreetBoston, MA 02114 · Suffolk County
Emergency services

Emerson Hospital -

Acute Care Hospitals · W Concord, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220084
Location133 Old Road To 9 Acre CornerW Concord, MA 01742 · Middlesex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01742 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
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.

Referred Medical Equipment & Supplies CMS DME claims 8

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
1 supplier16 claims16 services$28.97 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
2 suppliers21 claims126 services$14.47 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
1 supplier14 claims84 services$11.21 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
2 suppliers32 claims32 services$45.11 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
2 suppliers21 claims21 services$14.17 avg. paid by Medicare
Tubing used with positive airway pressure device A7037
DME-Other DME · category DE001N
2 suppliers19 claims19 services$9.37 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MONICA SE-TING LEE M.D.
Otolaryngology
54 BAKER AVENUE EXT STE 303
CONCORD, MA 01742
Middlesex County (978) 369-8780
JAMIE S WILKINS M.ED., CCC-A
Audiologist
54 BAKER AVENUE EXT STE 303
CONCORD, MA 01742
Middlesex County (978) 369-8780

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 Mark Brown's NPI number?

The NPI number for Mark Brown is 1023024395. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Where is Mark Brown located?

Mark Brown practices at 54 Baker Avenue Ext Ste 303, Concord, MA 01742. The listed phone number is (978) 369-8780.

What is Mark Brown's specialty?

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

Is Mark Brown enrolled in Medicare?

Yes. Mark Brown 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 Mark Brown accept?

Health plans from Anthem Blue Cross and Blue Shield list Mark Brown 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 Mark Brown affiliated with any hospitals?

According to CMS data, Mark Brown is affiliated with Massachusetts Eye And Ear Infirmary - and Emerson Hospital -.

When was this NPI record last updated?

The NPPES record for Mark Brown was last updated on November 16, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.