Marissa Brown
NPI 1578491809 · Neonatal Nurse Practitioner · Tucson, AZ
Marissa Brown is a Neonatal Nurse Practitioner provider in Tucson, AZ (NPI 1578491809).
Provider details
- NPI number
- 1578491809
- Entity type
- Individual
- Primary specialty
- Neonatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 249000 (AZ)
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
Under 1 yr in 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
- 2026-05-08
- Last updated
- 2026-05-08
- Certified
- 2026-05-06
Frequently asked questions
- What is Marissa Brown's NPI number?
- Marissa Brown's National Provider Identifier (NPI) is 1578491809, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Brown's specialty?
- Marissa Brown is listed in the NPPES registry with a primary specialty of Neonatal Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marissa Brown located?
- Marissa Brown's practice location on file with NPPES is 1625 N Campbell Ave, Tucson, AZ 85719-4330.
- What is Marissa Brown's phone number?
- The practice phone number listed in the NPPES registry for Marissa Brown is (520) 694-0111.
- Is Marissa Brown's NPI active?
- Yes — Marissa Brown's NPI (1578491809) is active in the NPPES registry as of the last update on 2026-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.