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STEPHEN P. MCELROY MD
NPI 1639168172
Emergency Medicine in Quincy, MA

Active since October 18, 2005PECOS EnrolledAccepts Medicare Assignment
114 WHITWELL ST, ATTN EMERGENCY DEPT, QUINCY, MA 02169(617) 376-5549(617) 376-5553 Get Directions Write a Review

NPPES record last updated: March 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Stephen P. Mcelroy Md NPPES

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

STEPHEN P. MCELROY MD (NPI 1639168172) is an individual emergency medicine provider in Quincy, Massachusetts, licensed in Massachusetts (157332) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with St Elizabeth's Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1639168172
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameSTEPHEN P. MCELROYCredential: MD
Location Address114 WHITWELL ST, ATTN EMERGENCY DEPTQuincy, MA 02169-1870
Mailing AddressPo Box 414402Boston, MA 02241-0001 · (866) 898-1738 · Fax (616) 975-9824
Phone(617) 376-5549
Fax(617) 376-5553
Sole ProprietorNo
Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 1994
Enumeration DateOctober 18, 2005
Last NPPES UpdateMarch 10, 2025
NPPES CertifiedMarch 6, 2025
✔ NPI 1639168172 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MA · 157332
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 WHITWELL ST, Quincy, MA 02169
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1255 Washington StBrighton, MA 02135 · Phone (617) 789-3000
Location 2235 North Pearl StBrockton, MA 02301 · Phone (508) 427-3000

Other Identifiers 7

OtherAA101472MA · Pilgrim Health
Other439434BMCTufts
Other000000005693MA · Bmc Healthnet
Other792978MA · Tufts
Other436432MA · Hphc
Medicaid3187055MA
OtherJ19488MA · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health.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

Stephen P. Mcelroy 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 ID9032128178
PECOS Enrollment IDI20060418000325, I20240619000750
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.
65 services65 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.
55 services55 patients
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.
42 services42 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.
16 services16 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.
12 services12 patients

Hospital Affiliations CMS Care Compare

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

St Elizabeth's Medical Center

Acute Care Hospitals · Brighton, MA
2/5 CMS rating
OwnershipProprietary
CMS Certification Number220036
Location736 Cambridge StreetBrighton, MA 02135 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02169 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

MRS. CHERI NICOLE MELSAETHER WEAVER MD
Emergency Medicine (Emergency Medical Services)
114 WHITWELL ST
QUINCY, MA 02169
Norfolk County (617) 376-5549
MANET COMMUNITY HEALTH CENTER, INC.
Clinic/Center (Federally Qualified Health Center (FQHC))
114 WHITWELL ST, 2ND FLOOR
QUINCY, MA 02169
Norfolk County (617) 376-2088
QUINCY MEDICAL CENTER
Rehabilitation Unit
114 WHITWELL ST
QUINCY, MA 02169
Norfolk County (617) 773-6100
GREATER BOSTON ORTHOPEDIC ASSOCIATES LLC
Orthopaedic Surgery
114 WHITWELL ST, FLOOR A-4
QUINCY, MA 02169
Norfolk County (781) 355-6622
CHRISTINA L MOREAU MD
Emergency Medicine
114 WHITWELL ST, ATTN EMERGENCY DEPT
QUINCY, MA 02169
Norfolk County (617) 376-5549
THIEN VAN V CAI
Physician Assistant
114 WHITWELL ST
QUINCY, MA 02169
Norfolk County (781) 280-1500
QUINCY PHYSICIAN CORPORATION
Anesthesiology (Critical Care Medicine)
114 WHITWELL ST
QUINCY, MA 02169
Norfolk County (617) 376-4018
DR. RITA P WADHWANI M.D.
Family Medicine
114 WHITWELL ST, 2 ND FLOOR B WING
QUINCY, MA 02169
Norfolk County (617) 376-3000

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 Stephen Mcelroy's NPI number?

The NPI number for Stephen Mcelroy is 1639168172. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Where is Stephen Mcelroy located?

Stephen Mcelroy practices at 114 Whitwell St Attn Emergency Dept, Quincy, MA 02169. The listed phone number is (617) 376-5549.

What is Stephen Mcelroy's specialty?

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

Is Stephen Mcelroy enrolled in Medicare?

Yes. Stephen Mcelroy 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 Stephen Mcelroy accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter from Meridian list Stephen Mcelroy 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 Stephen Mcelroy affiliated with any hospitals?

According to CMS data, Stephen Mcelroy is affiliated with St Elizabeth's Medical Center.

When was this NPI record last updated?

The NPPES record for Stephen Mcelroy was last updated on March 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.