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GERARD A. DILLON M.D.
NPI 1750398293
Internal Medicine - Cardiovascular Disease in Concord, NH

Active since August 01, 2006PECOS EnrolledAccepts Medicare Assignment
76.01/100
CMS Quality Rating
253 PLEASANT ST, DARTMOUTH HITCHCOCK - CARDIOLOGY, CONCORD, NH 03301(603) 229-5234(603) 640-1228 Get Directions Write a Review

NPPES record last updated: January 12, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 12, 2026, Dec 10, 2025, Feb 5, 2016 (3 updates tracked since 2016).

About Gerard A. Dillon M.d. NPPES

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

GERARD A. DILLON M.D. (NPI 1750398293) is an individual cardiovascular disease provider in Concord, New Hampshire, licensed in New Hampshire (10936) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Concord Hospital, and is a graduate of State University Of New York At Buffalo School Of Medicine (1992).

NPPES Registry Identity

NPI1750398293
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameGERARD A. DILLONCredential: M.D.
Location Address253 PLEASANT ST, DARTMOUTH HITCHCOCK - CARDIOLOGYConcord, NH 03301-7560
Mailing Address253 Pleasant St, Dartmouth Hitchcock - CardiologyConcord, NH 03301-7560 · (603) 229-5234
Phone(603) 229-5234
Fax(603) 640-1228
Sole ProprietorNo
Medical School CMSState University Of New York At Buffalo School Of MedicineGraduated 1992
Enumeration DateAugust 1, 2006
Last NPPES UpdateJanuary 12, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 12, 2026
✔ NPI 1750398293 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in NH · 10936
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal Medicine · Interventional CardiologyTaxonomy 207RI0011X · License 10936 (NH)
253 PLEASANT ST, Concord, NH 03301
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield 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

Gerard A. Dillon 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 ID547277782
PECOS Enrollment IDI20060314000390
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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
372 services322 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.
241 services177 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
106 services104 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.
62 services62 patients
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016
An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.
60 services60 patients
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018
An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.
60 services60 patients

Hospital Affiliations CMS Care Compare 5

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

Concord Hospital

Acute Care Hospitals · Concord, NH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300001
Location250 Pleasant StConcord, NH 03301 · Merrimack County
Birthing friendly

Mary Hitchcock Memorial Hospital

Acute Care Hospitals · Lebanon, NH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300003
Location1 Medical Center DriveLebanon, NH 03756 · Grafton County
Emergency services Birthing friendly

Concord Hospital- Laconia

Acute Care Hospitals · Laconia, NH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300005
Location80 Highland StLaconia, NH 03246 · Belknap County
Emergency services

New London Hospital

Critical Access Hospitals · New London, NH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number301304
Location273 County RoadNew London, NH 03257 · Merrimack County
Emergency services

Concord Hospital- Franklin

Critical Access Hospitals · Franklin, NH
OwnershipVoluntary non-profit - Private
CMS Certification Number301306
Location15 Aiken AvenueFranklin, NH 03235 · Merrimack County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03301 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
$71.85 typical visit price
range $18.70 – $142.15
Typical copayment $17.96 (range $4.67 – $35.53)
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.

76.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.31
Promoting Interoperability100
Improvement Activities40
Cost54.74

Other Providers at the Same Location NPPES 20

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

KATHERINE E NIEGISCH M.D.
Obstetrics & Gynecology
253 PLEASANT ST
CONCORD, NH 03301
Merrimack County (603) 226-6117
MS. SANDRA ARLEIGH DINNING ARNP
Nurse Practitioner (Family)
253 PLEASANT ST
CONCORD, NH 03301
Merrimack County (603) 226-6108
DR. NANCY JOAN VANVRANKEN MD
Pediatrics
253 PLEASANT ST
CONCORD, NH 03301
Merrimack County (603) 226-6100
IRMA CRUZ-GONZALEZ M.D.
Internal Medicine (Gastroenterology)
253 PLEASANT ST
CONCORD, NH 03301
Merrimack County (603) 226-2200
SANDRA L BELL ARNP
Registered Nurse
253 PLEASANT ST
CONCORD, NH 03301
Merrimack County (603) 226-6108
CAITLIN E ROBATOR MD
Pediatrics
253 PLEASANT ST
CONCORD, NH 03301
Merrimack County (603) 226-2200
MRS. LORI M CAPRIO PA-C
Physician Assistant (Surgical)
253 PLEASANT ST, DARTMOUTH HITCHCOCK - ORTHOPAEDICS
CONCORD, NH 03301
Merrimack County (603) 226-2200
BRITTANY M SILVA MD
Pediatrics
253 PLEASANT ST
CONCORD, NH 03301
Merrimack County (603) 226-6100

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 Gerard Dillon's NPI number?

The NPI number for Gerard Dillon is 1750398293. It was assigned to this individual provider in the NPPES registry on August 1, 2006.

Where is Gerard Dillon located?

Gerard Dillon practices at 253 Pleasant St Dartmouth Hitchcock - Cardiology, Concord, NH 03301. The listed phone number is (603) 229-5234.

What is Gerard Dillon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Gerard Dillon enrolled in Medicare?

Yes. Gerard Dillon 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 Gerard Dillon accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Gerard Dillon 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 Gerard Dillon affiliated with any hospitals?

According to CMS data, Gerard Dillon is affiliated with Concord Hospital, Mary Hitchcock Memorial Hospital, Concord Hospital- Laconia, New London Hospital and Concord Hospital- Franklin.

When was this NPI record last updated?

The NPPES record for Gerard Dillon was last updated on January 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.