MR. DAVID MARTIN JULIEN FNP
NPI 1194149658
Nurse Practitioner - Family in Oceanside, NY
About Mr. David Martin Julien Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. DAVID MARTIN JULIEN FNP (NPI 1194149658) is an individual family provider in Oceanside, New York, licensed in New York (338528) and active in the NPI registry since February 2014. He is enrolled in Medicare PECOS and is a graduate of State University Of Ny Upstate Medical University (2013).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. David Martin Julien Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show David Julien reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Queens Village, NY 11428
- Reassigned Medicare billing, New York enrollment
- 342 clinicians in this Medicare group
Cheektowaga, NY 14225
- Reassigned Medicare billing, New York enrollment
- 515 clinicians in this Medicare group
Williamsville, NY 14221
- Reassigned Medicare billing, New York enrollment
- 332 clinicians in this Medicare group
Lockport, NY 14094
- Reassigned Medicare billing, New York enrollment
- 2 clinicians in this Medicare group
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 11572 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 David Julien's NPI number?
The NPI number for David Julien is 1194149658. It was assigned to this individual provider in the NPPES registry on February 4, 2014.
Where is David Julien located?
David Julien practices at 187 Dot Ct E, Oceanside, NY 11572. The listed phone number is (516) 764-3310.
What is David Julien's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is David Julien enrolled in Medicare?
Yes. David Julien is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for David Julien's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Julien reassigns Medicare benefits to 4 organizations: State Of New York Comptrollers Office (Queens Village, NY), Sisters Of Charity Hospital Of Buffalo New York (Cheektowaga, NY), Trinity Medical Wny PC (Williamsville, NY) and South Street Health Services Family Health And Psychiatry Nps PLLC (Lockport, NY). Each 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 David Julien'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 David Julien was last updated on February 4, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Mr. David Martin Julien, FNP · NPI 1194149658
Family physician in Oceanside, New York. Individual provider, active in the CMS NPPES registry since February 4, 2014.
## Identity
- **NPI:** 1194149658 (Entity type: Individual)
- **Enumerated:** February 4, 2014
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 338528 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 187 DOT CT E, Oceanside, NY 11572-5920
- **Phone:** (516) 764-3310
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): State Of New York Comptrollers Office (NPI 1972084366, Queens Village, NY); Sisters Of Charity Hospital Of Buffalo New York (NPI 1043455199, Cheektowaga, NY); Trinity Medical Wny PC (NPI 1144878893, Williamsville, NY); South Street Health Services Family Health And Psychiatry Nps PLLC (NPI 1104442458, Lockport, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of Ny Upstate Medical University, class of 2013
## Record status
- **NPPES last updated:** February 4, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1194149658) · Data from the CMS NPPES public registry.