DR. STEVEN BYRNE D.O.
NPI 1669823845
Hospitalist in Middletown, NY
About Dr. Steven Byrne D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN BYRNE D.O. (NPI 1669823845) is an individual hospitalist provider in Middletown, New York, licensed in New York (301920) and active in the NPI registry since June 2016. He is enrolled in Medicare PECOS, is affiliated with Vassar Brothers Medical Center, and maintains a secondary practice location in Harris.
NPPES Registry Identity
Specialties & Licenses 2
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
Dr. Steven Byrne D.o. 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 Steven Byrne reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Poughkeepsie, NY 12601
- Reassigned Medicare billing, New York enrollment
- 638 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 8
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.
Vassar Brothers Medical Center
Acute Care Hospitals · Poughkeepsie, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10940 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MIDDLETOWN, NY 10940
MIDDLETOWN, NY 10940
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 Steven Byrne's NPI number?
The NPI number for Steven Byrne is 1669823845. It was assigned to this individual provider in the NPPES registry on June 28, 2016.
Where is Steven Byrne located?
Steven Byrne practices at 707 E Main St, Middletown, NY 10940. The listed phone number is (845) 333-3370.
What is Steven Byrne's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Steven Byrne enrolled in Medicare?
Yes. Steven Byrne 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 Steven Byrne's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Byrne reassigns Medicare benefits to Nuvance Health Medical Practice PC (Poughkeepsie, NY). 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 Steven Byrne's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Steven Byrne affiliated with any hospitals?
According to CMS data, Steven Byrne is affiliated with Vassar Brothers Medical Center.
When was this NPI record last updated?
The NPPES record for Steven Byrne was last updated on November 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Steven Byrne, D.O. · NPI 1669823845
Hospitalist physician in Middletown, New York. Individual provider, active in the CMS NPPES registry since June 28, 2016.
## Identity
- **NPI:** 1669823845 (Entity type: Individual)
- **Enumerated:** June 28, 2016
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 301920 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 707 E MAIN ST, Middletown, NY 10940-2650
- **Phone:** (845) 333-3370 · **Fax:** (845) 333-3372
## 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:** Nuvance Health Medical Practice PC (NPI 1437358033, Poughkeepsie, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York College Of Osteo Medicine Of New York Institute Of Technology, class of 2016
## Record status
- **NPPES last updated:** November 27, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1669823845) · Data from the CMS NPPES public registry.