Molly Mammosser
NPI 1649925116 · Occupational Therapist · Sterling, IL
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Molly Mammosser is a Occupational Therapist provider in Sterling, IL (NPI 1649925116).
Provider details
- NPI number
- 1649925116
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
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
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2022-02-14
- Last updated
- 2022-02-14
- Certified
- 2022-02-14
Frequently asked questions
- What is Molly Mammosser's NPI number?
- Molly Mammosser's National Provider Identifier (NPI) is 1649925116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Molly Mammosser's specialty?
- Molly Mammosser is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Molly Mammosser located?
- Molly Mammosser's practice location on file with NPPES is 1809 Locust St, Sterling, IL 61081-1101.
- What is Molly Mammosser's phone number?
- The practice phone number listed in the NPPES registry for Molly Mammosser is (815) 625-4790.
- Does Molly Mammosser accept Medicare?
- Molly Mammosser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Molly Mammosser's NPI active?
- Yes — Molly Mammosser's NPI (1649925116) is active in the NPPES registry as of the last update on 2022-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.