ARIELLA MAGHEN MD
NPI 1396489019
Psychiatry & Neurology - Psychiatry in New York, NY
About Ariella Maghen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ARIELLA MAGHEN MD (NPI 1396489019) is an individual psychiatry provider in New York, New York, licensed in New York (344537) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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
Ariella Maghen 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 Reassignment
Medicare enrollment records show Ariella Maghen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Simi Valley, CA 93065
- Reassigned Medicare billing, California enrollment
- 710 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 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.
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
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 Maghen's NPI number?
The NPI number for Ariella Maghen is 1396489019. It was assigned to this individual provider in the NPPES registry on April 27, 2022.
Where is Ariella Maghen located?
Ariella Maghen practices at 462 1st Ave, New York, NY 10016. The listed phone number is (212) 562-4141.
What is Ariella Maghen's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Ariella Maghen enrolled in Medicare?
Yes. Ariella Maghen 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 Ariella Maghen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ariella Maghen reassigns Medicare benefits to County Of Ventura (Simi Valley, CA). 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 Ariella Maghen'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 Ariella Maghen was last updated on July 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Ariella Maghen, MD · NPI 1396489019
Psychiatry physician in New York, New York. Individual provider, active in the CMS NPPES registry since April 27, 2022.
## Identity
- **NPI:** 1396489019 (Entity type: Individual)
- **Enumerated:** April 27, 2022
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 344537 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 462 1ST AVE, New York, NY 10016-9196
- **Phone:** (212) 562-4141
## 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:** County Of Ventura (NPI 1013139658, Simi Valley, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** July 25, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1396489019) · Data from the CMS NPPES public registry.