DR. ARIELLA COHEN MD
NPI 1811525660
Emergency Medicine in Brooklyn, NY
About Dr. Ariella Cohen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ARIELLA COHEN MD (NPI 1811525660) is an individual emergency medicine provider in Brooklyn, New York, licensed in Washington (MD61580316) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, is affiliated with Valley Medical Center, and is a graduate of George Washington University School Of Medicine (2020).
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 and accepts Medicare assignment
Dr. Ariella Cohen 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 Reassignments
2Medicare enrollment records show Ariella Cohen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Renton, WA 98055
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Associated Emergency Room Physicians Inc Ps
- 48 clinicians in this Medicare group
Honolulu, HI 96819
- Reassigned Medicare billing, Hawaii enrollment
- 1,187 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 7
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.
Valley Medical Center
Acute Care Hospitals · Renton, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11219 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.
BROOKLYN, NY 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
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 Ariella Cohen's NPI number?
The NPI number for Ariella Cohen is 1811525660. It was assigned to this individual provider in the NPPES registry on March 28, 2020.
Where is Ariella Cohen located?
Ariella Cohen practices at 4802 10th Ave, Brooklyn, NY 11219. The listed phone number is (718) 283-6023.
What is Ariella Cohen's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Ariella Cohen enrolled in Medicare?
Yes. Ariella Cohen 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 Ariella Cohen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ariella Cohen reassigns Medicare benefits to 2 organizations: Associated Emergency Room Physicians, Inc P.S. (Renton, WA) and Hawaii Permanente Medical Group Inc (Honolulu, HI). 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 Ariella Cohen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ariella Cohen affiliated with any hospitals?
According to CMS data, Ariella Cohen is affiliated with Valley Medical Center.
When was this NPI record last updated?
The NPPES record for Ariella Cohen was last updated on December 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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. Ariella Cohen, MD · NPI 1811525660
Emergency Medicine physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since March 28, 2020.
## Identity
- **NPI:** 1811525660 (Entity type: Individual)
- **Enumerated:** March 28, 2020
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MD61580316 (Washington)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4802 10TH AVE, Brooklyn, NY 11219-2916
- **Phone:** (718) 283-6023
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Associated Emergency Room Physicians, Inc P.S. (NPI 1861480840, Renton, WA); Hawaii Permanente Medical Group Inc (NPI 1710945969, Honolulu, HI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** December 20, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1811525660) · Data from the CMS NPPES public registry.