DANIELA CRISTINA DIAZ MD
NPI 1255697009
Family Medicine in Brewster, NY
About Daniela Cristina Diaz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DANIELA CRISTINA DIAZ MD (NPI 1255697009) is an individual family medicine provider in Brewster, New York, licensed in New York (279079) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Columbia University College Of Physicians And Surgeons (2012).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Daniela Cristina Diaz 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 Reassignment
Medicare enrollment records show Daniela Diaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fort Lee, NJ 07024
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1508266347 (New York)
- 1,048 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10509 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BREWSTER, NY 10509
BREWSTER, NY 10509
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 Daniela Diaz's NPI number?
The NPI number for Daniela Diaz is 1255697009. It was assigned to this individual provider in the NPPES registry on April 5, 2012.
Where is Daniela Diaz located?
Daniela Diaz practices at 155 Main St, Brewster, NY 10509. The listed phone number is (845) 279-6999.
What is Daniela Diaz's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Daniela Diaz enrolled in Medicare?
Yes. Daniela Diaz 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 organization bills Medicare for Daniela Diaz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Daniela Diaz reassigns Medicare benefits to Trustees Of Columbia University In The City Of New York (Fort Lee, NJ). 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 Daniela Diaz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Daniela Diaz affiliated with any hospitals?
According to CMS data, Daniela Diaz is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Daniela Diaz was last updated on February 8, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Daniela Cristina Diaz, MD · NPI 1255697009
Family Medicine physician in Brewster, New York. Individual provider, active in the CMS NPPES registry since April 5, 2012.
## Identity
- **NPI:** 1255697009 (Entity type: Individual)
- **Enumerated:** April 5, 2012
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 279079 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 155 MAIN ST, Brewster, NY 10509-1521
- **Phone:** (845) 279-6999 · **Fax:** (845) 279-0908
## 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:** Trustees Of Columbia University In The City Of New York (NPI 1982993184, Fort Lee, NJ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 2012
## Record status
- **NPPES last updated:** February 8, 2016
- **Other identifiers:** Medicaid 04195740 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1255697009) · Data from the CMS NPPES public registry.