Maria Openshaw, RN, CNM
NPI 1679970719 · Advanced Practice Midwife · Boston, MA
Enrolled with Medicare as Practitioner - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Openshaw, RN, CNM is a Advanced Practice Midwife provider in Boston, MA (NPI 1679970719).
Provider details
- NPI number
- 1679970719
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, CNM
- Sex
- Female
- Sole proprietor
- No
- License
- RN2295911 (MA)
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
11 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
- 2014-12-03
- Last updated
- 2015-01-06
Frequently asked questions
- What is Maria Openshaw's NPI number?
- Maria Openshaw's National Provider Identifier (NPI) is 1679970719, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Openshaw's specialty?
- Maria Openshaw is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria Openshaw located?
- Maria Openshaw's practice location on file with NPPES is 850 Harrison Ave, Boston, MA 02118-4001.
- What is Maria Openshaw's phone number?
- The practice phone number listed in the NPPES registry for Maria Openshaw is (617) 414-2000.
- Does Maria Openshaw accept Medicare?
- Maria Openshaw is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Openshaw's NPI active?
- Yes — Maria Openshaw's NPI (1679970719) is active in the NPPES registry as of the last update on 2015-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.