Julianna Lau, MD
NPI 1619535077 · Pediatrics Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julianna Lau, MD is a Pediatrics Physician provider in Boston, MA (NPI 1619535077).
Provider details
- NPI number
- 1619535077
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 292092 (MA)
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
7 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
- 2019-05-31
- Last updated
- 2023-11-14
- Certified
- 2023-11-14
Frequently asked questions
- What is Julianna Lau's NPI number?
- Julianna Lau's National Provider Identifier (NPI) is 1619535077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julianna Lau's specialty?
- Julianna Lau is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Julianna Lau located?
- Julianna Lau's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Julianna Lau's phone number?
- The practice phone number listed in the NPPES registry for Julianna Lau is (617) 355-6000.
- Does Julianna Lau accept Medicare?
- Julianna Lau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julianna Lau's NPI active?
- Yes — Julianna Lau's NPI (1619535077) is active in the NPPES registry as of the last update on 2023-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.