DAVID MICHAEL CHRISTENSEN MD
NPI 1023019809
Internal Medicine in Croton On Hudson, NY
About David Michael Christensen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID MICHAEL CHRISTENSEN MD (NPI 1023019809) is an individual internal medicine provider in Croton On Hudson, New York, licensed in New York (133824) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Hudson Valley Hospital Center, and is a graduate of Other (1976).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
David Michael Christensen 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 David Christensen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cortlandt Manor, NY 10567
- Reassigned Medicare billing, New York enrollment
- 307 clinicians in this Medicare group
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- 612 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 6
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.
Hudson Valley Hospital Center
Acute Care Hospitals · Cortlandt Manor, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10520 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
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 David Christensen's NPI number?
The NPI number for David Christensen is 1023019809. It was assigned to this individual provider in the NPPES registry on August 3, 2005.
Where is David Christensen located?
David Christensen practices at 87 Grand St, Croton On Hudson, NY 10520. The listed phone number is (914) 271-6262.
What is David Christensen's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is David Christensen enrolled in Medicare?
Yes. David Christensen 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 David Christensen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Christensen reassigns Medicare benefits to 2 organizations: The Westchester Medical Practice, PC (Cortlandt Manor, NY) and Trustees Of Columbia University In The City Of New York (New York, NY). 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 David Christensen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is David Christensen affiliated with any hospitals?
According to CMS data, David Christensen is affiliated with Hudson Valley Hospital Center.
When was this NPI record last updated?
The NPPES record for David Christensen was last updated on April 24, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# David Michael Christensen, MD · NPI 1023019809
Internal Medicine physician in Croton On Hudson, New York. Individual provider, active in the CMS NPPES registry since August 3, 2005.
## Identity
- **NPI:** 1023019809 (Entity type: Individual)
- **Enumerated:** August 3, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 133824 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 87 GRAND ST, Croton On Hudson, NY 10520-2518
- **Phone:** (914) 271-6262 · **Fax:** (914) 271-4839
## 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): The Westchester Medical Practice, PC (NPI 1982109120, Cortlandt Manor, NY); Trustees Of Columbia University In The City Of New York (NPI 1437176047, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1976
## Record status
- **NPPES last updated:** April 24, 2024
- **Other identifiers:** Other 1023019809 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1023019809) · Data from the CMS NPPES public registry.