1. Home
  2. Directory
  3. New York
  4. Sleepy Hollow
  5. Emergency Medicine
  6. NPI Profile

DR. MARY AGNES NEWELL D.O.
NPI 1174882757
Emergency Medicine in Sleepy Hollow, NY

Active since May 16, 2012PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
701 NORTH BROADWAY, NORTHWELL PHELPS HOSPITAL EMERGENCY MEDICINE DEPT., SLEEPY HOLLOW, NY 10457(914) 366-3591 Get Directions Write a Review

NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 13, 2025, Aug 8, 2025 (2 updates tracked since 2025).

About Dr. Mary Agnes Newell D.o. NPPES

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

DR. MARY AGNES NEWELL D.O. (NPI 1174882757) is an individual emergency medicine provider in Sleepy Hollow, New York, licensed in New York (268239-1) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS, is affiliated with Montefiore Medical Center, and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2009).

NPPES Registry Identity

NPI1174882757
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. MARY AGNES NEWELLCredential: D.O.
Location Address701 NORTH BROADWAY, NORTHWELL PHELPS HOSPITAL EMERGENCY MEDICINE DEPT.Sleepy Hollow, NY 10457-1059
Mailing Address701 North Broadway, Northwell Phelps Emergency DepartmentSleepy Hollow, NY 10591
Phone(914) 366-3591
Sole ProprietorNo
Medical School CMSNew York College Of Osteo Medicine Of New York Institute Of TechnologyGraduated 2009
Enumeration DateMay 16, 2012
Last NPPES UpdateAugust 13, 20252 updates tracked since enumeration
NPPES CertifiedAugust 8, 2025
✔ NPI 1174882757 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in NY · 268239-1
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.
701 NORTH BROADWAY, Sleepy Hollow, NY 10457
Open in Google Maps ↗

Other Names 1

Other Name (5)Dr. Maggie Garvey Newell D.o.

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. Mary Agnes Newell D.o. 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 ID2062644735
PECOS Enrollment IDI20140410002179
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.

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.
85 services78 patients
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.
52 services52 patients

Hospital Affiliations CMS Care Compare 2

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

Montefiore Medical Center

Acute Care Hospitals · Bronx, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330059
Location111 East 210th StreetBronx, NY 10467 · Bronx County
Emergency services Birthing friendly

Phelps Hospital

Acute Care Hospitals · Sleepy Hollow, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330261
Location701 N BroadwaySleepy Hollow, NY 10591 · Westchester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10457 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

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

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 Mary Newell's NPI number?

The NPI number for Mary Newell is 1174882757. It was assigned to this individual provider in the NPPES registry on May 16, 2012. The provider is also known as Dr. Maggie Garvey Newell D.O..

Where is Mary Newell located?

Mary Newell practices at 701 North Broadway Northwell Phelps Hospital Emergency Medicine Dept., Sleepy Hollow, NY 10457. The listed phone number is (914) 366-3591.

What is Mary Newell's specialty?

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

Is Mary Newell enrolled in Medicare?

Yes. Mary Newell 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.

Is Mary Newell affiliated with any hospitals?

According to CMS data, Mary Newell is affiliated with Montefiore Medical Center and Phelps Hospital.

When was this NPI record last updated?

The NPPES record for Mary Newell was last updated on August 13, 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.