DR. MATTHEW KIRK SMITH MD
NPI 1275984965
Family Medicine in New York, NY
About Dr. Matthew Kirk Smith Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MATTHEW KIRK SMITH MD (NPI 1275984965) is an individual family medicine provider in New York, New York, licensed in Virginia (0116029433) and active in the NPI registry since June 2016. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Matthew Kirk Smith Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Matthew Smith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10019
- Reassigned Medicare billing, New York enrollment
- 99 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 10010 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 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Matthew Smith's NPI number?
The NPI number for Matthew Smith is 1275984965. It was assigned to this individual provider in the NPPES registry on June 24, 2016.
Where is Matthew Smith located?
Matthew Smith practices at 35 E 21st St Fl 7, New York, NY 10010. The listed phone number is (888) 663-6331.
What is Matthew Smith's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Matthew Smith enrolled in Medicare?
Yes. Matthew Smith is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Matthew Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Smith reassigns Medicare benefits to Mount Sinai School Of Medicine (New York, NY). 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 Matthew Smith'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 Matthew Smith was last updated on October 4, 2023. 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. Matthew Kirk Smith, MD · NPI 1275984965
Family Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since June 24, 2016.
## Identity
- **NPI:** 1275984965 (Entity type: Individual)
- **Enumerated:** June 24, 2016
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 0116029433 (Virginia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 35 E 21ST ST FL 7, New York, NY 10010-6212
- **Phone:** (888) 663-6331
## 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:** Mount Sinai School Of Medicine (NPI 1528538774, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 4, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1275984965) · Data from the CMS NPPES public registry.