Marissa Janatis, PTA
NPI 1811935448 · Physical Therapy Assistant · Waukesha, WI
Marissa Janatis, PTA is a Physical Therapy Assistant provider in Waukesha, WI (NPI 1811935448).
Provider details
- NPI number
- 1811935448
- Entity type
- Individual
- Primary specialty
- Physical Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PTA
- Sex
- Female
- Sole proprietor
- No
- License
- 278-019 (WI)
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
20 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
- 2006-06-04
- Last updated
- 2007-10-24
Frequently asked questions
- What is Marissa Janatis's NPI number?
- Marissa Janatis's National Provider Identifier (NPI) is 1811935448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Janatis's specialty?
- Marissa Janatis is listed in the NPPES registry with a primary specialty of Physical Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marissa Janatis located?
- Marissa Janatis's practice location on file with NPPES is 1111 Delafield St, Waukesha, WI 53188-3417.
- What is Marissa Janatis's phone number?
- The practice phone number listed in the NPPES registry for Marissa Janatis is (262) 544-5311.
- Is Marissa Janatis's NPI active?
- Yes — Marissa Janatis's NPI (1811935448) is active in the NPPES registry as of the last update on 2007-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.