JOHN P BRENNAN MD
NPI 1851339071
Internal Medicine - Pulmonary Disease in Exeter, NH

Active since June 02, 2006PECOS EnrolledAccepts Medicare Assignment
3 ALUMNI DR STE 301, EXETER, NH 03833(603) 775-0234(603) 772-1188 Get Directions Write a Review

NPPES record last updated: February 24, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 24, 2020, Jan 7, 2020, Jul 16, 2019 (3 updates tracked since 2019).

About John P Brennan Md NPPES

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

JOHN P BRENNAN MD (NPI 1851339071) is an individual pulmonary disease provider in Exeter, New Hampshire, licensed in New Hampshire (13816) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Exeter Hospital Inc, and is a graduate of Tufts University School Of Medicine (2002).

NPPES Registry Identity

NPI1851339071
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameJOHN P BRENNANCredential: MD
Location Address3 ALUMNI DR STE 301Exeter, NH 03833-2123
Mailing Address7 Holland Way Fl 1Exeter, NH 03833-2997 · (603) 775-0234 · Fax (603) 772-1188
Fax(603) 772-1188
Sole ProprietorNo
Medical School CMSTufts University School Of MedicineGraduated 2002
Enumeration DateJune 2, 2006
Last NPPES UpdateFebruary 24, 20203 updates tracked since enumeration
NPI 1851339071 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License Licensed in NH · 13816
Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 13816 (NH)
3 ALUMNI DR STE 301, Exeter, NH 03833

Other Identifiers 1

Medicaid3076877NH

Accepted 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

John P Brennan Md 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 ID3577637487
PECOS Enrollment IDI20080811000141
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 17

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 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.
590 services407 patients
Test to measure expiratory airflow and volume changes before and after medication administration 94060
This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.
220 services213 patients
Test to examine how well the lungs exchange gases 94729
This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.
215 services206 patients
Test to determine lung volumes using sensors 94726
This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.
204 services197 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
167 services131 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.
116 services116 patients

Hospital Affiliations CMS Care Compare 2

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

Exeter Hospital Inc

Acute Care Hospitals · Exeter, NH
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300023
Location5 Alumni DriveExeter, NH 03833 · Rockingham County
Emergency services Birthing friendly

Portsmouth Regional Hospital

Acute Care Hospitals · Portsmouth, NH
3/5 CMS rating
OwnershipProprietary
CMS Certification Number300029
Location333 Borthwick AvePortsmouth, NH 03801 · Rockingham County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03833 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
$132.09 typical visit price
range $57.75 – $174.26
Typical copayment $33.02 (range $14.43 – $43.56)
Most-billed visit code 99204
Established Patient
$101.54 typical visit price
range $18.70 – $142.15
Typical copayment $25.38 (range $4.67 – $35.53)
Most-billed visit code 99214
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.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
5 suppliers144 claims150 services$14.53 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers16 claims16 services$5.45 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
6 suppliers248 claims252 services$64.82 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
3 suppliers41 claims43 services$32.88 avg. paid by Medicare
Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613
DME-Drugs Administered Through DME · category DG006N
8 suppliers33 claims8,456 services$0.03 avg. paid by Medicare
Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620
DME-Drugs Administered Through DME · category DG006N
7 suppliers42 claims4,500 services$0.09 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 18

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

Internal Medicine (Pulmonary Disease)
3 ALUMNI DR STE 301
EXETER, NH 03833
Surgery (Vascular Surgery)
3 ALUMNI DR STE 301
EXETER, NH 03833
Durable Medical Equipment & Medical Supplies
3 ALUMNI DR STE 301
EXETER, NH 03833
Surgery
3 ALUMNI DR STE 301
EXETER, NH 03833
Surgery
3 ALUMNI DR STE 301
EXETER, NH 03833
Physician Assistant
3 ALUMNI DR STE 301
EXETER, NH 03833
Internal Medicine (Pulmonary Disease)
3 ALUMNI DR STE 301
EXETER, NH 03833
Surgery
3 ALUMNI DR STE 301
EXETER, NH 03833

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 John Brennan's NPI number?

The NPI number for John Brennan is 1851339071. It was assigned to this individual provider in the NPPES registry on June 2, 2006.

Where is John Brennan located?

John Brennan practices at 3 Alumni Dr Ste 301, Exeter, NH 03833. The listed phone number is (603) 775-0234.

What is John Brennan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is John Brennan enrolled in Medicare?

Yes. John Brennan 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 John Brennan accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and WellSense Health Plan list John Brennan 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 John Brennan affiliated with any hospitals?

According to CMS data, John Brennan is affiliated with Exeter Hospital Inc and Portsmouth Regional Hospital.

When was this NPI record last updated?

The NPPES record for John Brennan was last updated on February 24, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.