DENIZ OGUZ MD
NPI 1558866715
Anesthesiology in Suffern, NY
About Deniz Oguz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DENIZ OGUZ MD (NPI 1558866715) is an individual anesthesiology provider in Suffern, New York, licensed in New York (322692) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with Good Samaritan Hospital Of Suffern, and maintains a secondary practice location in Bronx.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Deniz Oguz Md 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.
Medicare Billing Reassignments
2Medicare enrollment records show Deniz Oguz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Suffern, NY 10901
- Reassigned Medicare billing, New York enrollment
- 106 clinicians in this Medicare group
Bronx, NY 10467
- Reassigned Medicare billing, New York enrollment
- 5,251 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.
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Good Samaritan Hospital Of Suffern
Acute Care Hospitals · Suffern, NYOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SUFFERN, NY 10901
SUFFERN, NY 10901
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 Deniz Oguz's NPI number?
The NPI number for Deniz Oguz is 1558866715. It was assigned to this individual provider in the NPPES registry on March 28, 2018.
Where is Deniz Oguz located?
Deniz Oguz practices at 255 Lafayette Ave, Suffern, NY 10901. The listed phone number is (845) 368-5000.
What is Deniz Oguz's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Deniz Oguz enrolled in Medicare?
Yes. Deniz Oguz 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.
Which organizations bill Medicare for Deniz Oguz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Deniz Oguz reassigns Medicare benefits to 2 organizations: Ramapo Anesthesiologists, PC (Suffern, NY) and Montefiore Medical Center (Bronx, 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 Deniz Oguz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Deniz Oguz affiliated with any hospitals?
According to CMS data, Deniz Oguz is affiliated with Good Samaritan Hospital Of Suffern.
When was this NPI record last updated?
The NPPES record for Deniz Oguz was last updated on March 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Deniz Oguz, MD · NPI 1558866715
Anesthesiology physician in Suffern, New York. Individual provider, active in the CMS NPPES registry since March 28, 2018.
## Identity
- **NPI:** 1558866715 (Entity type: Individual)
- **Enumerated:** March 28, 2018
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 322692 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 255 LAFAYETTE AVE, Suffern, NY 10901-4812
- **Phone:** (845) 368-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Ramapo Anesthesiologists, PC (NPI 1235151002, Suffern, NY); Montefiore Medical Center (NPI 1063525152, Bronx, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** March 3, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1558866715) · Data from the CMS NPPES public registry.