Melissa Koll, ARNP
NPI 1114118908 · Neonatal Nurse Practitioner · Seattle, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Koll, ARNP is a Neonatal Nurse Practitioner provider in Seattle, WA (NPI 1114118908).
Provider details
- NPI number
- 1114118908
- Entity type
- Individual
- Primary specialty
- Neonatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN00130798 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 747 BroadwaySeattle, WA 98122-7925Phone: (206) 985-2174
Registry dates
- Enumerated
- 2007-08-06
- Last updated
- 2018-05-31
Frequently asked questions
- What is Melissa Koll's NPI number?
- Melissa Koll's National Provider Identifier (NPI) is 1114118908, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Koll's specialty?
- Melissa Koll is listed in the NPPES registry with a primary specialty of Neonatal Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Koll located?
- Melissa Koll's practice location on file with NPPES is 4800 Sand Point Way Ne, Seattle, WA 98105.
- What is Melissa Koll's phone number?
- The practice phone number listed in the NPPES registry for Melissa Koll is (206) 987-2000.
- Does Melissa Koll accept Medicare?
- Melissa Koll is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Koll's NPI active?
- Yes — Melissa Koll's NPI (1114118908) is active in the NPPES registry as of the last update on 2018-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.