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JILLIAN DIANA WALKER NP
NPI 1588056584
Nurse Practitioner - Adult Health in West Hempstead, NY

Active since February 27, 2015PECOS EnrolledAccepts Medicare Assignment
91.25/100
CMS Quality Rating
800 WOODFIELD RD, WEST HEMPSTEAD, NY 11552(516) 608-2100 Get Directions Write a Review

NPPES record last updated: February 27, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Jillian Diana Walker Np NPPES

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

JILLIAN DIANA WALKER NP (NPI 1588056584) is an individual adult health provider in West Hempstead, New York, licensed in New York (F307203-1) and active in the NPI registry since February 2015. She is enrolled in Medicare PECOS, is affiliated with Long Island Jewish Medical Center, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1588056584
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameJILLIAN DIANA WALKERCredential: NP
Location Address800 WOODFIELD RDWest Hempstead, NY 11552-3827
Mailing Address800 Woodfield RdWest Hempstead, NY 11552-3827 · (516) 608-2100
Phone(516) 608-2100
Sole ProprietorYes
Medical School CMSOtherGraduated 2014
Enumeration DateFebruary 27, 2015
✔ NPI 1588056584 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in NY · F307203-1
800 WOODFIELD RD, West Hempstead, NY 11552
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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

Jillian Diana Walker Np 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 ID1153618905
PECOS Enrollment IDI20160922001721
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

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.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Long Island Jewish Medical Center

Acute Care Hospitals · New Hyde Park, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330195
Location270 - 05 76th AvenueNew Hyde Park, NY 11040 · Nassau County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11552 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.

91.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality74.92
Promoting Interoperability91.67
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 Jillian Walker's NPI number?

The NPI number for Jillian Walker is 1588056584. It was assigned to this individual provider in the NPPES registry on February 27, 2015.

Where is Jillian Walker located?

Jillian Walker practices at 800 Woodfield Rd, West Hempstead, NY 11552. The listed phone number is (516) 608-2100.

What is Jillian Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Jillian Walker enrolled in Medicare?

Yes. Jillian Walker 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 Jillian Walker affiliated with any hospitals?

According to CMS data, Jillian Walker is affiliated with Long Island Jewish Medical Center.

When was this NPI record last updated?

The NPPES record for Jillian Walker was last updated on February 27, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.