Stephen Mongiello, PT
NPI 1427154475 · Physical Therapist · Mill Valley, CA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Mongiello, PT is a Physical Therapist provider in Mill Valley, CA (NPI 1427154475).
Provider details
- NPI number
- 1427154475
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Male
- Sole proprietor
- No
- License
- PT2437 (HI)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-16
- Last updated
- 2008-05-14
Frequently asked questions
- What is Stephen Mongiello's NPI number?
- Stephen Mongiello's National Provider Identifier (NPI) is 1427154475, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Mongiello's specialty?
- Stephen Mongiello is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Stephen Mongiello located?
- Stephen Mongiello's practice location on file with NPPES is 247 Shoreline Hwy, Mill Valley, CA 94941-3664.
- What is Stephen Mongiello's phone number?
- The practice phone number listed in the NPPES registry for Stephen Mongiello is (415) 796-3011.
- Does Stephen Mongiello accept Medicare?
- Stephen Mongiello is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Mongiello's NPI active?
- Yes — Stephen Mongiello's NPI (1427154475) is active in the NPPES registry as of the last update on 2008-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.