DEREK W SMITH MD
NPI 1639279912
Hospitalist in Glens Falls, NY
About Derek W Smith Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DEREK W SMITH MD (NPI 1639279912) is an individual hospitalist provider in Glens Falls, New York, licensed in New York (259419) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Saratoga Hospital, and is a graduate of University Of Texas Medical Branch At Galveston (2001).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Derek W Smith 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 Derek Smith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Queensbury, NY 12804
- Reassigned Medicare billing, New York enrollment
- 456 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 2
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saratoga Hospital
Acute Care Hospitals · Saratoga Springs, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 12801 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
GLENS FALLS, NY 12801
GLENS FALLS, NY 12801
GLENS FALLS, NY 12801
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 Derek Smith's NPI number?
The NPI number for Derek Smith is 1639279912. It was assigned to this individual provider in the NPPES registry on September 25, 2006.
Where is Derek Smith located?
Derek Smith practices at 100 Park St Glens Falls Hospital, Glens Falls, NY 12801. The listed phone number is (518) 926-5918.
What is Derek Smith's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Derek Smith enrolled in Medicare?
Yes. Derek Smith 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 Derek Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Derek Smith reassigns Medicare benefits to Saratoga Hospital (Queensbury, 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 Derek Smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Derek Smith affiliated with any hospitals?
According to CMS data, Derek Smith is affiliated with Saratoga Hospital.
When was this NPI record last updated?
The NPPES record for Derek Smith was last updated on June 5, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Derek W Smith, MD · NPI 1639279912
Hospitalist physician in Glens Falls, New York. Individual provider, active in the CMS NPPES registry since September 25, 2006.
## Identity
- **NPI:** 1639279912 (Entity type: Individual)
- **Enumerated:** September 25, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 259419 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 PARK ST, GLENS FALLS HOSPITAL, Glens Falls, NY 12801-4413
- **Phone:** (518) 926-5918 · **Fax:** (518) 926-5917
## 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:** Saratoga Hospital (NPI 1275177321, Queensbury, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical Branch At Galveston, class of 2001
## Record status
- **NPPES last updated:** June 5, 2012
- **Other identifiers:** Medicare UPIN I42860 (OH); Medicare PIN J400054711 (NY); Medicaid 03391173 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1639279912) · Data from the CMS NPPES public registry.