DR. SHAW NATSUI M.D.
NPI 1699017111
Emergency Medicine in Bronx, NY
About Dr. Shaw Natsui M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SHAW NATSUI M.D. (NPI 1699017111) is an individual emergency medicine provider in Bronx, New York, licensed in New York (300325) and active in the NPI registry since March 2013. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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. Shaw Natsui M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Shaw Natsui reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bronx, NY 10451
- Reassigned Medicare billing, New York enrollment
- 971 clinicians in this Medicare group
Elmhurst, NY 11373
- Reassigned Medicare billing, New York enrollment
- 836 clinicians in this Medicare group
Brooklyn, NY 11235
- Reassigned Medicare billing, New York enrollment
- 638 clinicians in this Medicare group
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
San Francisco, CA 94107
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10451 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.
BRONX, NY 10451
BRONX, NY 10451
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 Shaw Natsui's NPI number?
The NPI number for Shaw Natsui is 1699017111. It was assigned to this individual provider in the NPPES registry on March 22, 2013.
Where is Shaw Natsui located?
Shaw Natsui practices at 234 E 149th St, Bronx, NY 10451. The listed phone number is (718) 579-5000.
What is Shaw Natsui's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Shaw Natsui enrolled in Medicare?
Yes. Shaw Natsui is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Shaw Natsui's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shaw Natsui reassigns Medicare benefits to 6 organizations: Downtown Bronx Medical Associates PC (Bronx, NY), Icahn School Of Medicine At Mount Sinai (Elmhurst, NY), Coney Island Medical Practice Plan, P.C. (Brooklyn, NY), Permanente Medical Group Inc (Stockton, CA), City & County Of San Francisco (San Francisco, CA) and 1 more organization, listed in the Medicare section above. 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 Shaw Natsui'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 Shaw Natsui was last updated on December 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Shaw Natsui, M.D. · NPI 1699017111
Emergency Medicine physician in Bronx, New York. Individual provider, active in the CMS NPPES registry since March 22, 2013.
## Identity
- **NPI:** 1699017111 (Entity type: Individual)
- **Enumerated:** March 22, 2013
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 300325 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 234 E 149TH ST, Bronx, NY 10451
- **Phone:** (718) 579-5000
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Downtown Bronx Medical Associates PC (NPI 1689618407, Bronx, NY); Icahn School Of Medicine At Mount Sinai (NPI 1063766038, Elmhurst, NY); Coney Island Medical Practice Plan, P.C. (NPI 1386951762, Brooklyn, NY); Permanente Medical Group Inc (NPI 1548343510, Stockton, CA); City & County Of San Francisco (NPI 1568923894, San Francisco, CA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 7, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1699017111) · Data from the CMS NPPES public registry.