Marissa Layman
NPI 1780427492 · Physician Assistant · Cleveland, OH
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Layman is a Physician Assistant provider in Cleveland, OH (NPI 1780427492).
Provider details
- NPI number
- 1780427492
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 50.009831RX (OH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2024-06-18
- Last updated
- 2025-10-10
- Certified
- 2025-10-10
Frequently asked questions
- What is Marissa Layman's NPI number?
- Marissa Layman's National Provider Identifier (NPI) is 1780427492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Layman's specialty?
- Marissa Layman is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marissa Layman located?
- Marissa Layman's practice location on file with NPPES is 11100 Euclid Ave, Cleveland, OH 44106-1716.
- What is Marissa Layman's phone number?
- The practice phone number listed in the NPPES registry for Marissa Layman is (216) 844-7700.
- Does Marissa Layman accept Medicare?
- Marissa Layman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Layman's NPI active?
- Yes — Marissa Layman's NPI (1780427492) is active in the NPPES registry as of the last update on 2025-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.