SPENCER M SCHELL MD
NPI 1699351486
Family Medicine in Mahopac, NY
About Spencer M Schell Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SPENCER M SCHELL MD (NPI 1699351486) is an individual family medicine provider in Mahopac, New York, licensed in New York (337237) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS, is affiliated with Vassar Brothers Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Accepted Insurance
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
Spencer M Schell 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 Reassignments
2Medicare enrollment records show Spencer Schell reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Poughkeepsie, NY 12601
- Reassigned Medicare billing, New York enrollment
- 638 clinicians in this Medicare group
Columbus, OH 43207
- Reassigned Medicare billing, Ohio enrollment
- 26 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Vassar Brothers Medical Center
Acute Care Hospitals · Poughkeepsie, NYPutnam Hospital Center
Acute Care Hospitals · Carmel, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10541 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 2
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 Spencer Schell's NPI number?
The NPI number for Spencer Schell is 1699351486. It was assigned to this individual provider in the NPPES registry on March 22, 2021.
Where is Spencer Schell located?
Spencer Schell practices at 979 Route 6, Mahopac, NY 10541. The listed phone number is (845) 230-2382.
What is Spencer Schell's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Spencer Schell enrolled in Medicare?
Yes. Spencer Schell 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 organizations bill Medicare for Spencer Schell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Spencer Schell reassigns Medicare benefits to 2 organizations: Nuvance Health Medical Practice PC (Poughkeepsie, NY) and Maryhaven Inc. (Columbus, OH). 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 Spencer Schell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Spencer Schell accept?
Health plans from MedMutual, Oscar Health Insurance and Oscar Insurance Corporation of Ohio list Spencer Schell as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Spencer Schell affiliated with any hospitals?
According to CMS data, Spencer Schell is affiliated with Vassar Brothers Medical Center and Putnam Hospital Center.
When was this NPI record last updated?
The NPPES record for Spencer Schell was last updated on November 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.
# Spencer M Schell, MD · NPI 1699351486
Family Medicine physician in Mahopac, New York. Individual provider, active in the CMS NPPES registry since March 22, 2021.
## Identity
- **NPI:** 1699351486 (Entity type: Individual)
- **Enumerated:** March 22, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 337237 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 979 ROUTE 6, Mahopac, NY 10541-1716
- **Phone:** (845) 230-2382 · **Fax:** (845) 347-6129
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Nuvance Health Medical Practice PC (NPI 1437358033, Poughkeepsie, NY); Maryhaven Inc. (NPI 1245290436, Columbus, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** November 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1699351486) · Data from the CMS NPPES public registry.