Daniel Liauw, MD, MPH
NPI 1336777382 · Internal Medicine Physician · Chelsea, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Liauw, MD, MPH is a Internal Medicine Physician provider in Chelsea, MA (NPI 1336777382).
Provider details
- NPI number
- 1336777382
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 75 Francis StBoston, MA 02115-6110Phone: (617) 732-5500
Registry dates
- Enumerated
- 2020-03-27
- Last updated
- 2024-04-19
- Certified
- 2024-04-19
Frequently asked questions
- What is Daniel Liauw's NPI number?
- Daniel Liauw's National Provider Identifier (NPI) is 1336777382, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Liauw's specialty?
- Daniel Liauw is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Liauw located?
- Daniel Liauw's practice location on file with NPPES is 151 Everett Ave, Chelsea, MA 02150-1812.
- What is Daniel Liauw's phone number?
- The practice phone number listed in the NPPES registry for Daniel Liauw is (617) 887-4600.
- Does Daniel Liauw accept Medicare?
- Daniel Liauw is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Liauw's NPI active?
- Yes — Daniel Liauw's NPI (1336777382) is active in the NPPES registry as of the last update on 2024-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.