DR. STEVEN W DEMKOWICZ D.P.T.
NPI 1255478855
Physical Therapist in Mercerville, NJ
About Dr. Steven W Demkowicz D.p.t. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN W DEMKOWICZ D.P.T. (NPI 1255478855) is an individual physical therapist in Mercerville, New Jersey, licensed in New Jersey (QA09273) and active in the NPI registry since January 2007. He is a graduate of Other (2000).
NPPES Registry Identity
Specialties & Licenses
- Diagnose and manage movement dysfunction and enhance physical and functional abilities.
- Restore, maintain, and promote not only optimal physical function but optimal wellness and fitness and optimal quality of life as it relates to movement and health.
- Prevent the onset, symptoms, and progression of impairments, functional limitations, and disabilities that may result from diseases, disorders, conditions, or injuries.
- Treat conditions of the musculoskeletal, neuromuscular, cardiovascular, pulmonary, and/or integumentary systems.
- Address the negative effects attributable to unique personal and environmental factors as they relate to human performance.
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
Dr. Steven W Demkowicz D.p.t. 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 Steven Demkowicz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hamilton, NJ 08619
- Reassigned Medicare billing, New Jersey enrollment
- 142 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 8
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 08619 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.
HAMILTON, NJ 08619
MERCERVILLE, NJ 08619
TRENTON, NJ 08619
MERCERVILLE, NJ 08619
MERCERVILLE, NJ 08619
MERCERVILLE, NJ 08619
TRENTON, NJ 08619
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 Steven Demkowicz's NPI number?
The NPI number for Steven Demkowicz is 1255478855. It was assigned to this individual provider in the NPPES registry on January 31, 2007.
Where is Steven Demkowicz located?
Steven Demkowicz practices at 2312 Whitehorse Mercerville Rd Suite 102, Mercerville, NJ 08619. The listed phone number is (609) 890-6972.
What is Steven Demkowicz's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Steven Demkowicz enrolled in Medicare?
Yes. Steven Demkowicz 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 Steven Demkowicz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Demkowicz reassigns Medicare benefits to Trinity Rehab Somerset PA (Hamilton, NJ). 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 Steven Demkowicz'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 Steven Demkowicz was last updated on June 11, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.