Laura Sack, PHD
NPI 1013884121 · Clinical Cytogenetics Physician · Boston, MA
Laura Sack, PHD is a Clinical Cytogenetics Physician provider in Boston, MA (NPI 1013884121).
Provider details
- NPI number
- 1013884121
- Entity type
- Individual
- Primary specialty
- Clinical Cytogenetics PhysicianAllopathic & Osteopathic Physicians
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- NA (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-10-22
- Last updated
- 2025-10-22
- Certified
- 2025-10-22
Frequently asked questions
- What is Laura Sack's NPI number?
- Laura Sack's National Provider Identifier (NPI) is 1013884121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Laura Sack's specialty?
- Laura Sack is listed in the NPPES registry with a primary specialty of Clinical Cytogenetics Physician (Allopathic & Osteopathic Physicians).
- Where is Laura Sack located?
- Laura Sack's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6106.
- What is Laura Sack's phone number?
- The practice phone number listed in the NPPES registry for Laura Sack is (301) 518-0681.
- Is Laura Sack's NPI active?
- Yes — Laura Sack's NPI (1013884121) is active in the NPPES registry as of the last update on 2025-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.