Mary Massaro, FNP
NPI 1700172350 · Family Nurse Practitioner · Wayzata, MN
Mary Massaro, FNP is a Family Nurse Practitioner provider in Wayzata, MN (NPI 1700172350).
Provider details
- NPI number
- 1700172350
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- R 147243-3 (MN)
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
15 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
- 2011-06-22
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Mary Massaro's NPI number?
- Mary Massaro's National Provider Identifier (NPI) is 1700172350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Massaro's specialty?
- Mary Massaro is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Massaro located?
- Mary Massaro's practice location on file with NPPES is 1161 Wayzata Blvd E # 162, Wayzata, MN 55391-1935.
- What is Mary Massaro's phone number?
- The practice phone number listed in the NPPES registry for Mary Massaro is (763) 373-3856.
- Is Mary Massaro's NPI active?
- Yes — Mary Massaro's NPI (1700172350) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.