KRISTAL M SANTIAGO FNP
NPI 1942829411
Nurse Practitioner in Stony Brook, NY
About Kristal M Santiago Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KRISTAL M SANTIAGO FNP (NPI 1942829411) is an individual nurse practitioner in Stony Brook, New York, licensed in New York (F346175-01) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 3
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
Kristal M Santiago Fnp 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
3Medicare enrollment records show Kristal Santiago reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 27 clinicians in this Medicare group
West Islip, NY 11795
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Samaritan Medical Services PC
- 209 clinicians in this Medicare group
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 9,353 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11794 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.
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 Kristal Santiago's NPI number?
The NPI number for Kristal Santiago is 1942829411. It was assigned to this individual provider in the NPPES registry on April 14, 2020.
Where is Kristal Santiago located?
Kristal Santiago practices at 100 Nicolls Rd., Hsc T12 Rm 080, Stony Brook, NY 11794. The listed phone number is (631) 444-1116.
What is Kristal Santiago's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Kristal Santiago enrolled in Medicare?
Yes. Kristal Santiago 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 Kristal Santiago's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristal Santiago reassigns Medicare benefits to 3 organizations: New York Spine & Brain Surgery, University Faculty Practice Corporatio (Stony Brook, NY), Samaritan Medical Services, P.C. (West Islip, NY) and North Shore-Lij Medical PC (Great Neck, 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 Kristal Santiago'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 Kristal Santiago was last updated on September 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Kristal M Santiago, FNP · NPI 1942829411
Nurse Practitioner physician in Stony Brook, New York. Individual provider, active in the CMS NPPES registry since April 14, 2020.
## Identity
- **NPI:** 1942829411 (Entity type: Individual)
- **Enumerated:** April 14, 2020
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** F346175-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 NICOLLS RD., HSC T12 RM 080, Stony Brook, NY 11794-1535
- **Phone:** (631) 444-1116
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): New York Spine & Brain Surgery, University Faculty Practice Corporatio (NPI 1154376309, Stony Brook, NY); Samaritan Medical Services, P.C. (NPI 1124184544, West Islip, NY); North Shore-Lij Medical PC (NPI 1053688572, Great Neck, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** September 28, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1942829411) · Data from the CMS NPPES public registry.