SUSI VASSALLO M.D.
NPI 1710970447
Emergency Medicine - Medical Toxicology in New York, NY
About Susi Vassallo M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SUSI VASSALLO M.D. (NPI 1710970447) is an individual medical toxicology provider in New York, New York, licensed in New York (170778) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS, is affiliated with Vhs Harlingen Hospital Company Llc, and is a graduate of University Of Texas Medical School At Houston (1984).
NPPES Registry Identity
Specialties & Licenses 3
Accepted Insurance
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
Susi Vassallo M.d. 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 Susi Vassallo reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10016
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1285826438 (New York)
- 1,074 clinicians in this Medicare group
Austin, TX 78705
- Reassigned Medicare billing, Texas enrollment
- 1,511 clinicians in this Medicare group
Harlingen, TX 78550
- Reassigned Medicare billing, Texas enrollment
- 52 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 4
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.
Vhs Harlingen Hospital Company LLC
Acute Care Hospitals · Harlingen, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10016 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
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 Susi Vassallo's NPI number?
The NPI number for Susi Vassallo is 1710970447. It was assigned to this individual provider in the NPPES registry on August 29, 2005.
Where is Susi Vassallo located?
Susi Vassallo practices at 550 1st Ave, New York, NY 10016. The listed phone number is (212) 263-3293.
What is Susi Vassallo's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Medical Toxicology, with taxonomy code 207PT0002X.
Is Susi Vassallo enrolled in Medicare?
Yes. Susi Vassallo 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 Susi Vassallo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Susi Vassallo reassigns Medicare benefits to 3 organizations: New York University (New York, NY), Travis County Emergency Physicians PA (Austin, TX) and Arroyo Emergency Medicine Services, PA (Harlingen, TX). 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 Susi Vassallo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Susi Vassallo accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas and Sendero Health Plans, Local Nonprofit list Susi Vassallo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Susi Vassallo affiliated with any hospitals?
According to CMS data, Susi Vassallo is affiliated with Vhs Harlingen Hospital Company LLC.
When was this NPI record last updated?
The NPPES record for Susi Vassallo was last updated on September 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Susi Vassallo, M.D. · NPI 1710970447
Medical Toxicology physician in New York, New York. Individual provider, active in the CMS NPPES registry since August 29, 2005.
## Identity
- **NPI:** 1710970447 (Entity type: Individual)
- **Enumerated:** August 29, 2005
- **Primary specialty:** Emergency Medicine - Medical Toxicology · taxonomy 207PT0002X
- **State license:** 170778 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 550 1ST AVE, New York, NY 10016-6402
- **Phone:** (212) 263-3293
## 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 University (NPI 1114121928, New York, NY); Travis County Emergency Physicians PA (NPI 1962440933, Austin, TX); Arroyo Emergency Medicine Services, PA (NPI 1710834916, Harlingen, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical School At Houston, class of 1984
## Record status
- **NPPES last updated:** September 20, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1710970447) · Data from the CMS NPPES public registry.