MR. STEPHEN P MONGIELLO PT
NPI 1427154475
Physical Therapist in Mill Valley, CA
About Mr. Stephen P Mongiello Pt NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. STEPHEN P MONGIELLO PT (NPI 1427154475) is an individual physical therapist in Mill Valley, California, licensed in Hawaii (PT2437) and active in the NPI registry since September 2006.
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 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. Stephen P Mongiello Pt is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Stephen Mongiello reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Novato, CA 94945
- Reassigned Medicare billing, California enrollment
- 24 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.
Other Providers at the Same Location NPPES 6
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 Stephen Mongiello's NPI number?
The NPI number for Stephen Mongiello is 1427154475. It was assigned to this individual provider in the NPPES registry on September 16, 2006.
Where is Stephen Mongiello located?
Stephen Mongiello practices at 247 Shoreline Hwy Suite B2, Mill Valley, CA 94941. The listed phone number is (415) 796-3011.
What is Stephen Mongiello's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Stephen Mongiello enrolled in Medicare?
Yes. Stephen Mongiello is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Stephen Mongiello's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Mongiello reassigns Medicare benefits to Renew Physical Therapy PC (Novato, CA). 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 Stephen Mongiello'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 Stephen Mongiello was last updated on May 14, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.