Washington Square Pediatrics, P-Llp
NPI 1245124296 · Pediatrics Physician · Brookline, MA
Washington Square Pediatrics, P-Llp is a Pediatrics Physician organization in Brookline, MA (NPI 1245124296).
Provider details
- NPI number
- 1245124296
- Entity type
- Organization
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Cara Guenther, Partner(617) 232-2811
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
Other names (DBA / former)
- Doing business as
- Sally S. Roth, M.D., Susan B. Laster, M.D., Cara S. Guenther, M.D.
Registry dates
- Enumerated
- 2025-06-04
- Last updated
- 2025-06-04
- Certified
- 2025-06-03
Frequently asked questions
- What is Washington Square Pediatrics, P-Llp's NPI number?
- Washington Square Pediatrics, P-Llp's National Provider Identifier (NPI) is 1245124296, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Washington Square Pediatrics, P-Llp?
- Washington Square Pediatrics, P-Llp is classified in the NPPES registry as Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Washington Square Pediatrics, P-Llp located?
- Washington Square Pediatrics, P-Llp's practice location on file with NPPES is 637 Washington St Ste 202, Brookline, MA 02446-4579.
- What is Washington Square Pediatrics, P-Llp's phone number?
- The practice phone number listed in the NPPES registry for Washington Square Pediatrics, P-Llp is (617) 232-2811.
- Who is the authorized official for Washington Square Pediatrics, P-Llp?
- The authorized official listed on Washington Square Pediatrics, P-Llp's NPPES record is Cara Guenther, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Washington Square Pediatrics, P-Llp's NPI active?
- Yes — Washington Square Pediatrics, P-Llp's NPI (1245124296) is active in the NPPES registry as of the last update on 2025-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.