DR. BRIAN BROWN MD, PHD
NPI 1023767423
Emergency Medicine in New York, NY
About Dr. Brian Brown Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRIAN BROWN MD, PHD (NPI 1023767423) is an individual emergency medicine provider in New York, New York, licensed in New York (335885) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Brian Brown Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Brian Brown 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 10017
- Reassigned Medicare billing, New York enrollment
- 208 clinicians in this Medicare group
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 325 clinicians in this Medicare group
Brooklyn, NY 11219
- Reassigned Medicare billing, New York enrollment
- 189 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10107 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.
NEW YORK, NY 10107
NEW YORK, NY 10107
NEW YORK, NY 10107
NEW YORK, NY 10107
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 Brian Brown's NPI number?
The NPI number for Brian Brown is 1023767423. It was assigned to this individual provider in the NPPES registry on March 22, 2022.
Where is Brian Brown located?
Brian Brown practices at 250 W 57th St Fl 15, New York, NY 10107. The listed phone number is (212) 523-4000.
What is Brian Brown's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Brian Brown enrolled in Medicare?
Yes. Brian Brown is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Brian Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Brown reassigns Medicare benefits to 3 organizations: Icahn School Of Medicine At Mount Sinai (New York, NY), Icahn School Of Medicine At Mount Sinai (New York, NY) and Maimonides Medical Center - Mmc Emergency Physicians Fpp (Brooklyn, 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 Brian Brown'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 Brian Brown was last updated on June 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Dr. Brian Brown, MD, PHD · NPI 1023767423
Emergency Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 22, 2022.
## Identity
- **NPI:** 1023767423 (Entity type: Individual)
- **Enumerated:** March 22, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 335885 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 250 W 57TH ST FL 15, New York, NY 10107-1307
- **Phone:** (212) 523-4000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Icahn School Of Medicine At Mount Sinai (NPI 1679083984, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1477899078, New York, NY); Maimonides Medical Center - Mmc Emergency Physicians Fpp (NPI 1982708202, Brooklyn, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 6, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1023767423) · Data from the CMS NPPES public registry.