IndividualActive
Sarah Nelson, PHD
NPI 1821517947 · Psychologist · Boston, MA
Sarah Nelson, PHD is a Psychologist provider in Boston, MA (NPI 1821517947).
Provider details
- NPI number
- 1821517947
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 10675 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
333 Longwood Avenue
Boston, MA 02115
Phone: (617) 355-7040
Street-level locationGet directions
Mailing address
333 Longwood Ave
Boston, MA 02115-5711
Registry dates
- Enumerated
- 2017-09-11
- Last updated
- 2022-07-21
Frequently asked questions
- What is Sarah Nelson's NPI number?
- Sarah Nelson's National Provider Identifier (NPI) is 1821517947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Nelson's specialty?
- Sarah Nelson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Sarah Nelson located?
- Sarah Nelson's practice location on file with NPPES is 333 Longwood Avenue, Boston, MA 02115.
- What is Sarah Nelson's phone number?
- The practice phone number listed in the NPPES registry for Sarah Nelson is (617) 355-7040.
- Is Sarah Nelson's NPI active?
- Yes — Sarah Nelson's NPI (1821517947) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.