IndividualActive
William Laakso, MD
NPI 1841399334 · Internal Medicine Physician · Hartford, CT
William Laakso, MD is a Internal Medicine Physician provider in Hartford, CT (NPI 1841399334).
Provider details
- NPI number
- 1841399334
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 011473 (CT)
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
100 Retreat Ave
Hartford, CT 06106-2528
Phone: (860) 549-1900
Fax: (860) 249-0515
Street-level locationGet directions
Mailing address
100 Retreat Ave
Hartford, CT 06106-2528
Registry dates
- Enumerated
- 2006-09-21
- Last updated
- 2010-02-10
Frequently asked questions
- What is William Laakso's NPI number?
- William Laakso's National Provider Identifier (NPI) is 1841399334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Laakso's specialty?
- William Laakso is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Laakso located?
- William Laakso's practice location on file with NPPES is 100 Retreat Ave, Hartford, CT 06106-2528.
- What is William Laakso's phone number?
- The practice phone number listed in the NPPES registry for William Laakso is (860) 549-1900.
- Is William Laakso's NPI active?
- Yes — William Laakso's NPI (1841399334) is active in the NPPES registry as of the last update on 2010-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.