ELLEN MELLOW MD, PLLC
NPI 1922692052
Internal Medicine - Cardiovascular Disease in New York, NY
About Ellen Mellow Md, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELLEN MELLOW MD, PLLC (NPI 1922692052) is a healthcare organization registered as a cardiovascular disease in New York, New York and active in the NPI registry since March 2021. The organization lists Ellen Mellow, Principal, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ellen Mellow Md, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Ellen Mellow MD, PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Ellen Mellow MD, PLLC's NPI number?
The NPI number for Ellen Mellow MD, PLLC is 1922692052. It was assigned to this organization in the NPPES registry on March 1, 2021.
Where is Ellen Mellow MD, PLLC located?
Ellen Mellow MD, PLLC is located at 184 E 70th St Unit 4, New York, NY 10021. The listed phone number is (212) 287-7342.
What is Ellen Mellow MD, PLLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Ellen Mellow MD, PLLC enrolled in Medicare?
Yes. Ellen Mellow MD, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Ellen Mellow MD, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Cardiovascular Disease (Cardiology)) reassigns their Medicare billing to Ellen Mellow MD, PLLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Ellen Mellow MD, PLLC was last updated on March 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Ellen Mellow Md, Pllc · NPI 1922692052
Cardiovascular Disease organization in New York, New York. Organization record, active in the CMS NPPES registry since March 1, 2021.
## Identity
- **NPI:** 1922692052 (Entity type: Organization)
- **Enumerated:** March 1, 2021
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **Organization subpart:** No
- **Authorized official:** Ellen Mellow, PRINCIPAL
## Practice location
- **Address:** 184 E 70TH ST UNIT 4, New York, NY 10021-5154
- **Phone:** (212) 287-7342
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Cardiovascular Disease (Cardiology)) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 1, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1922692052) · Data from the CMS NPPES public registry.