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MS. JESSICA O'BRIEN P.A.
NPI 1710902457
Physician Assistant - Medical in Greenwich, CT

Active since July 13, 2006PECOS EnrolledAccepts Medicare Assignment
70.22/100
CMS Quality Rating
5 PERRYRIDGE RD, GREENWICH, CT 06830(203) 863-3637 Get Directions Write a Review

NPPES record last updated: April 13, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Jessica O'brien P.a. NPPES

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

MS. JESSICA O'BRIEN P.A. (NPI 1710902457) is an individual medical provider in Greenwich, Connecticut, licensed in New York (008468) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1710902457
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameMS. JESSICA O'BRIENCredential: P.A.
Location Address5 PERRYRIDGE RDGreenwich, CT 06830-4608
Mailing Address24 Wesley Chapel RdSuffern, NY 10901-2604 · (845) 362-5336
Phone(203) 863-3637
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateJuly 13, 2006
Last NPPES UpdateApril 13, 2020
NPPES CertifiedApril 13, 2020
✔ NPI 1710902457 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License✔ Licensed in NY · 008468
5 PERRYRIDGE RD, Greenwich, CT 06830
Open in Google Maps ↗

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

Ms. Jessica O'brien P.a. 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 ID4183643166
PECOS Enrollment IDI20051118000489
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 4

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.
168 services165 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.
151 services146 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.
50 services50 patients
Simple repair of surface wound of scalp, neck, underarms, trunk, arms, or legs, 2.5 cm or less 12001
This is a procedure to fix a minor wound on your scalp, neck, underarms, trunk, arms, or legs that is 2.5 cm or less. It involves cleaning, and then stitching or gluing the wound to help it heal properly and minimize scarring.
13 services13 patients

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.

70.22/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality94.44
Promoting Interoperability73
Improvement Activities40
Cost28.81

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.

ZARA NADIA ILAHI MD
Pediatrics (Neonatal-Perinatal Medicine)
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3000
SARAH STAMPER M.D.
Student in an Organized Health Care Education/Training Program
5 PERRYRIDGE RD, MEDICAL EDUCATION
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3409
JUNE EVELYN JEON MD
Student in an Organized Health Care Education/Training Program
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3000
ARIANA DOMINICUS PA-C
Physician Assistant
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3000
ERIC LI-MING HUANG BSC, PHARMD
Pharmacist (Pharmacotherapy)
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3199
ROSEMARY PERLEY-KWAUK CRNA
Nurse Anesthetist, Certified Registered
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 661-5330
DR. FRANCISCO J BREA MD
Anesthesiology
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 661-5330
ANNE YAN TING CHUA MBBS
Student in an Organized Health Care Education/Training Program
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3409

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 Jessica O'brien's NPI number?

The NPI number for Jessica O'brien is 1710902457. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is Jessica O'brien located?

Jessica O'brien practices at 5 Perryridge Rd, Greenwich, CT 06830. The listed phone number is (203) 863-3637.

What is Jessica O'brien's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Jessica O'brien enrolled in Medicare?

Yes. Jessica O'brien 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 Jessica O'brien was last updated on April 13, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.