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Daniel Lasser, M.D.
NPI 1235244203 · Family Medicine Physician · Worcester, MA
Daniel Lasser, M.D. is a Family Medicine Physician provider in Worcester, MA (NPI 1235244203).
Provider details
- NPI number
- 1235244203
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 41140 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
55 Lake Ave N
Worcester, MA 01655-0002
Phone: (774) 443-2246
Fax: (508) 595-1161
Street-level locationGet directions
Mailing address
Po Box 415348
Boston, MA 02241-5348
Registry dates
- Enumerated
- 2006-08-20
- Last updated
- 2020-10-30
- Certified
- 2020-10-30
Frequently asked questions
- What is Daniel Lasser's NPI number?
- Daniel Lasser's National Provider Identifier (NPI) is 1235244203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Lasser's specialty?
- Daniel Lasser is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Lasser located?
- Daniel Lasser's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Daniel Lasser's phone number?
- The practice phone number listed in the NPPES registry for Daniel Lasser is (774) 443-2246.
- Is Daniel Lasser's NPI active?
- Yes — Daniel Lasser's NPI (1235244203) is active in the NPPES registry as of the last update on 2020-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.