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DR. THOMAS WILLIAM O'CONNELL M.D.
NPI 1548622160
Emergency Medicine in Hartford, CT

Active since March 23, 2016PECOS EnrolledAccepts Medicare Assignment
114 WOODLAND ST, HARTFORD, CT 06105(860) 714-4000 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 25, 2025, Mar 31, 2025, Mar 13, 2021 and 1 more (4 updates tracked since 2016).

About Dr. Thomas William O'connell M.d. NPPES

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

DR. THOMAS WILLIAM O'CONNELL M.D. (NPI 1548622160) is an individual emergency medicine provider in Hartford, Connecticut, licensed in Connecticut (68660) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1548622160
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. THOMAS WILLIAM O'CONNELLCredential: M.D.
Location Address114 WOODLAND STHartford, CT 06105-1208
Mailing Address42 Seneca RdWest Hartford, CT 06117-2245 · (201) 739-0497
Phone(860) 714-4000
Sole ProprietorYes
Medical School CMSOtherGraduated 2016
Enumeration DateMarch 23, 2016
Last NPPES UpdateJune 25, 20254 updates tracked since enumeration
NPPES CertifiedJune 25, 2025
✔ NPI 1548622160 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in CT · 68660✔ Licensed in NY · 304173✔ Licensed in MA · 1022883
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
114 WOODLAND ST, Hartford, CT 06105
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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

Dr. Thomas William O'connell 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 ID9436563475
PECOS Enrollment IDI20210224002278
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 5

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
88 services87 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
84 services84 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
48 services48 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
29 services29 patients
Ultrasound of heart, follow-up 93308
A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06105 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

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.

GAGANDEEP SINGH MD
Hospitalist
114 WOODLAND ST
HARTFORD, CT 06105
Capitol Planning Region (860) 714-7446
MRS. BROOKE M P CHAVES APRN
Nurse Practitioner (Family)
114 WOODLAND ST
HARTFORD, CT 06105
Capitol Planning Region (860) 714-4680
JOCELYN CALABRO APRN
Nurse Practitioner (Adult Health)
114 WOODLAND ST
HARTFORD, CT 06105
Capitol Planning Region (860) 714-4000
SAINT FRANCIS HOSPITAL AND MEDICAL CENTER
Clinic/Center (Dental)
114 WOODLAND ST
HARTFORD, CT 06105
Capitol Planning Region (860) 714-4995
PHILLIP DENNEN MD
Anesthesiology
114 WOODLAND ST
HARTFORD, CT 06105
Capitol Planning Region (860) 714-6654
FRANK J SETTER MD
Anesthesiology
114 WOODLAND ST
HARTFORD, CT 06105
Capitol Planning Region (860) 714-6654
TRINITY HEALTH OF NEW ENGLAND PROVIDER NETWORK ORGANIZATION INC
Internal Medicine
114 WOODLAND ST, SAINT FRANCIS MEDICAL GROUP INC.
HARTFORD, CT 06105
Capitol Planning Region (860) 714-1325
CATHERINE ANN CHAKAR-IYENGAR CRNA
Nurse Anesthetist, Certified Registered
114 WOODLAND ST, WOODLAND ANESTHESIOLOGY ASSOCIATES PC
HARTFORD, CT 06105
Capitol Planning Region (860) 614-6654

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 Thomas O'connell's NPI number?

The NPI number for Thomas O'connell is 1548622160. It was assigned to this individual provider in the NPPES registry on March 23, 2016.

Where is Thomas O'connell located?

Thomas O'connell practices at 114 Woodland St, Hartford, CT 06105. The listed phone number is (860) 714-4000.

What is Thomas O'connell's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Thomas O'connell enrolled in Medicare?

Yes. Thomas O'connell 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.

When was this NPI record last updated?

The NPPES record for Thomas O'connell was last updated on June 25, 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.