IRON PHYSICAL THERAPY
NPI 1841589389
Clinic/Center - Physical Therapy in Caldwell, NJ
About Iron Physical Therapy NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IRON PHYSICAL THERAPY (NPI 1841589389) is a healthcare organization registered as a physical therapy in Caldwell, New Jersey and active in the NPI registry since April 2011. The organization maintains 2 additional practice locations and lists Calvin Mayes, Physical Therapist/owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Iron Physical Therapy is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
11Medicare enrollment records show 11 clinicians reassign Medicare billing to Iron Physical Therapy, which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.
Clinicians, nearest first (11)
Fort Lee, NJ 07601
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Iron Physical Therapy's NPI number?
The NPI number for Iron Physical Therapy is 1841589389. It was assigned to this organization in the NPPES registry on April 5, 2011.
Where is Iron Physical Therapy located?
Iron Physical Therapy is located at 474 Bloomfield Ave, Caldwell, NJ 07006. The listed phone number is (973) 228-4766.
What is Iron Physical Therapy's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Physical Therapy, with taxonomy code 261QP2000X.
Is Iron Physical Therapy enrolled in Medicare?
Yes. Iron Physical Therapy is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Iron Physical Therapy?
According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians, all in Physical Therapist in Private Practice, reassign their Medicare billing to Iron Physical Therapy. A 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 the clinician's services. Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Iron Physical Therapy was last updated on January 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Iron Physical Therapy · NPI 1841589389
Physical Therapy organization in Caldwell, New Jersey. Organization record, active in the CMS NPPES registry since April 5, 2011.
## Identity
- **NPI:** 1841589389 (Entity type: Organization)
- **Enumerated:** April 5, 2011
- **Primary specialty:** Clinic/Center - Physical Therapy · taxonomy 261QP2000X
- **Organization subpart:** No
- **Authorized official:** Calvin Mayes, PHYSICAL THERAPIST/OWNER
## Practice location
- **Address:** 474 BLOOMFIELD AVE, Caldwell, NJ 07006-5402
- **Phone:** (973) 228-4766 · **Fax:** (973) 228-3778
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 11 clinicians (Physical Therapist in Private Practice) reassign Medicare billing to this organization (form CMS-855R); 4 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 21, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1841589389) · Data from the CMS NPPES public registry.