IndividualActive
Lauren O'Brien, MS, RD, LDN
NPI 1831442466 · Registered Dietitian · Boston, MA
Lauren O'Brien, MS, RD, LDN is a Registered Dietitian provider in Boston, MA (NPI 1831442466).
Provider details
- NPI number
- 1831442466
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, LDN
- Sex
- Female
- Sole proprietor
- No
- License
- 000003358 (MA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
635 Commonwealth Ave
Boston, MA 02215-1605
Phone: (617) 358-5263
Street-level locationGet directions
Mailing address
635 Commonwealth Ave
Boston, MA 02215-1605
Registry dates
- Enumerated
- 2012-10-19
- Last updated
- 2016-03-04
Frequently asked questions
- What is Lauren O'Brien's NPI number?
- Lauren O'Brien's National Provider Identifier (NPI) is 1831442466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lauren O'Brien's specialty?
- Lauren O'Brien is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Lauren O'Brien located?
- Lauren O'Brien's practice location on file with NPPES is 635 Commonwealth Ave, Boston, MA 02215-1605.
- What is Lauren O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Lauren O'Brien is (617) 358-5263.
- Is Lauren O'Brien's NPI active?
- Yes — Lauren O'Brien's NPI (1831442466) is active in the NPPES registry as of the last update on 2016-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.