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DR. WILLIAM EJ HORGAN M.D., FACEP, FAAP
NPI 1548268634
Emergency Medicine - Pediatric Emergency Medicine in Farmington, CT

Active since July 12, 2005PECOS Enrolled
92.22/100
CMS Quality Rating
263 FARMINGTON AVE, FARMINGTON, CT 06030(860) 679-3486 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Dr. William Ej Horgan M.d., Facep, Faap NPPES

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

DR. WILLIAM EJ HORGAN M.D., FACEP, FAAP (NPI 1548268634) is an individual pediatric emergency medicine provider in Farmington, Connecticut, licensed in Connecticut (038803) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1548268634
Entity TypeIndividualMale
Primary Taxonomy207PP0204X
Provider Legal NameDR. WILLIAM EJ HORGANCredential: M.D., FACEP, FAAP
Location Address263 FARMINGTON AVEFarmington, CT 06030-0001
Mailing Address30 Saw Mill WayAmston, CT 06231
Phone(860) 679-3486
Sole ProprietorNo
Enumeration DateJuly 12, 2005
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1548268634 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency Medicine · Pediatric Emergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207PP0204X
License✔ Licensed in CT · 038803
Definition
Pediatric Emergency Medicine is a clinical subspecialty that focuses on the care of the acutely ill or injured child in the setting of an emergency department.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 038803 (CT)
263 FARMINGTON AVE, Farmington, CT 06030
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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 (PECOS)

Dr. William Ej Horgan M.d., Facep, Faap is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 3

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.
85 services84 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.
29 services28 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.
22 services22 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06030 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.

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.

92.22/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality92.15
Promoting Interoperability100
Improvement Activities40
Cost58.82

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.

STATE OF CONNECTICUT HEALTH CENTER
Pathology (Anatomic Pathology & Clinical Pathology)
263 FARMINGTON AVE, LABORATORY HBP GROUP
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-7503
MR. IAN THOMAS MCNEILL
Neurological Surgery
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-8080
DR. LUIS CHAVEZ DE PAZ DDS, MS, PHD
Dentist (Endodontics)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-2719
TARUNYA REDDY VEDERE
Internal Medicine (Endocrinology, Diabetes & Metabolism)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3245
ZACHARY TALLENT SOLOMON
Surgery
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3467
MICHAEL CONNOLLY
Psychiatry & Neurology (Psychiatry)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-4733
EMILY WENG DO
Internal Medicine (Gastroenterology)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3158
ANDREW KEMERLEY DO
Student in an Organized Health Care Education/Training Program
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3467

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 William Horgan's NPI number?

The NPI number for William Horgan is 1548268634. It was assigned to this individual provider in the NPPES registry on July 12, 2005.

Where is William Horgan located?

William Horgan practices at 263 Farmington Ave, Farmington, CT 06030. The listed phone number is (860) 679-3486.

What is William Horgan's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Pediatric Emergency Medicine, with taxonomy code 207PP0204X.

Is William Horgan enrolled in Medicare?

Yes. William Horgan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Horgan was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.