FAY MIZUE OHSUMI, MD PLLC
NPI 1316934524
Internal Medicine - Nephrology in New York, NY
About Fay Mizue Ohsumi, Md Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FAY MIZUE OHSUMI, MD PLLC (NPI 1316934524) is a healthcare organization registered as a nephrology in New York, New York and active in the NPI registry since October 2005. The organization lists Fay Mizue Ohsumi, Md, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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)
Fay Mizue Ohsumi, 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 Fay Mizue Ohsumi, 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 Fay Mizue Ohsumi, MD PLLC's NPI number?
The NPI number for Fay Mizue Ohsumi, MD PLLC is 1316934524. It was assigned to this organization in the NPPES registry on October 3, 2005.
Where is Fay Mizue Ohsumi, MD PLLC located?
Fay Mizue Ohsumi, MD PLLC is located at 117 E 84th St, New York, NY 10028. The listed phone number is (212) 288-8121.
What is Fay Mizue Ohsumi, MD PLLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Fay Mizue Ohsumi, MD PLLC enrolled in Medicare?
Yes. Fay Mizue Ohsumi, MD PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Fay Mizue Ohsumi, MD PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nephrology) reassigns their Medicare billing to Fay Mizue Ohsumi, 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 Fay Mizue Ohsumi, MD PLLC was last updated on February 26, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Fay Mizue Ohsumi, Md Pllc · NPI 1316934524
Nephrology organization in New York, New York. Organization record, active in the CMS NPPES registry since October 3, 2005.
## Identity
- **NPI:** 1316934524 (Entity type: Organization)
- **Enumerated:** October 3, 2005
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **Organization subpart:** No
- **Authorized official:** Fay Ohsumi, MD
## Practice location
- **Address:** 117 E 84TH ST, New York, NY 10028-0902
- **Phone:** (212) 288-8121 · **Fax:** (212) 288-6311
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Nephrology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 26, 2010
- **Other identifiers:** Medicaid 01768625 (NY); Medicare PIN W7L641 (NY); Medicare UPIN G57274 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1316934524) · Data from the CMS NPPES public registry.