IndividualActive
Michael O'Brien, RN
NPI 1003408881 · Registered Nurse · Milford, MA
Michael O'Brien, RN is a Registered Nurse provider in Milford, MA (NPI 1003408881).
Provider details
- NPI number
- 1003408881
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- RN2303490 (MA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(63/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
42 Cape Rd
Milford, MA 01757-3292
Phone: (800) 853-2288
Street-level locationGet directions
Mailing address
184 S Quinsigamond Ave
Shrewsbury, MA 01545-4224
Registry dates
- Enumerated
- 2021-02-03
- Last updated
- 2021-02-03
- Certified
- 2021-02-03
Frequently asked questions
- What is Michael O'Brien's NPI number?
- Michael O'Brien's National Provider Identifier (NPI) is 1003408881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael O'Brien's specialty?
- Michael O'Brien is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Michael O'Brien located?
- Michael O'Brien's practice location on file with NPPES is 42 Cape Rd, Milford, MA 01757-3292.
- What is Michael O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Michael O'Brien is (800) 853-2288.
- Is Michael O'Brien's NPI active?
- Yes — Michael O'Brien's NPI (1003408881) is active in the NPPES registry as of the last update on 2021-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.