1. Home
  2. Directory
  3. New York
  4. West Islip
  5. Nurse Practitioner
  6. NPI Profile

JENNIFER DAVIS NP
NPI 1124103189
Nurse Practitioner - Adult Health in West Islip, NY

Active since October 26, 2006PECOS Enrolled
1000 MONTAUK HWY, WEST ISLIP, NY 11795(631) 376-3384(631) 376-4192 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Jennifer Davis Np NPPES

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

JENNIFER DAVIS NP (NPI 1124103189) is an individual adult health provider in West Islip, New York, licensed in New York (304011) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124103189
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameJENNIFER DAVISCredential: NP
Location Address1000 MONTAUK HWYWest Islip, NY 11795-4927
Mailing Address1000 Montauk HwyWest Islip, NY 11795-4927 · (631) 376-3384 · Fax (631) 376-4192
Phone(631) 376-3384
Fax(631) 376-4192
Sole ProprietorYes
Enumeration DateOctober 26, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1124103189 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 · 304011
1000 MONTAUK HWY, West Islip, NY 11795
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jennifer Davis Np 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.

Medicare Billing Reassignment

Medicare enrollment records show Jennifer Davis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Samaritan Medical Services, P.C.
Same address
Internal Medicine
1000 MONTAUK HWY
West Islip, NY 11795
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: Samaritan Medical Services PC
  • 209 clinicians in this Medicare group
NPI 1124184544 (631) 376-4003

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11795 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.

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.

DR. ANTHONY NGUYEN MD
Obstetrics & Gynecology
1000 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 376-4163
LAUREN MARIE CHOBAN DO
Emergency Medicine
1000 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 376-3000
MISS MUNMUN AZIZ MD
Student in an Organized Health Care Education/Training Program
1000 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (929) 340-5665
TERENCE JAMES OMALLEY MD
Anesthesiology
1000 MONTAUK HWY, GOOD SAMARITAN HOSPITAL MEDICAL CENTER
WEST ISLIP, NY 11795
Suffolk County (631) 376-4088
PIOTR PAPUZINSKI MD
Internal Medicine
1000 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 376-3000
LAURIE WATERS PA
Physician Assistant
1000 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 376-3000
SHELLEY MATSON RN
Registered Nurse
1000 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 376-3000
RIDDA MANZOOR MD
Student in an Organized Health Care Education/Training Program
1000 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 376-4163

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 Jennifer Davis's NPI number?

The NPI number for Jennifer Davis is 1124103189. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Where is Jennifer Davis located?

Jennifer Davis practices at 1000 Montauk Hwy, West Islip, NY 11795. The listed phone number is (631) 376-3384.

What is Jennifer Davis's specialty?

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

Is Jennifer Davis enrolled in Medicare?

Yes. Jennifer Davis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jennifer Davis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Davis reassigns Medicare benefits to Samaritan Medical Services, P.C. (West Islip, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jennifer Davis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jennifer Davis was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.