Mary Ritter, NP
NPI 1689614190 · Nurse Practitioner · Boston, MA
Mary Ritter, NP is a Nurse Practitioner provider in Boston, MA (NPI 1689614190).
Provider details
- NPI number
- 1689614190
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 173929 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-06-07
- Last updated
- 2016-10-20
Frequently asked questions
- What is Mary Ritter's NPI number?
- Mary Ritter's National Provider Identifier (NPI) is 1689614190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ritter's specialty?
- Mary Ritter is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Ritter located?
- Mary Ritter's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Mary Ritter's phone number?
- The practice phone number listed in the NPPES registry for Mary Ritter is (617) 726-8576.
- Is Mary Ritter's NPI active?
- Yes — Mary Ritter's NPI (1689614190) is active in the NPPES registry as of the last update on 2016-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.