IndividualActive
Rebbecca Olszak, MD
NPI 1235354689 · Pediatrics Physician · Groton, MA
Rebbecca Olszak, MD is a Pediatrics Physician provider in Groton, MA (NPI 1235354689).
Provider details
- NPI number
- 1235354689
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0101241544 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 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
497 Main Street
4b
Groton, MA 01450
Phone: (978) 449-0471
Street-level locationGet directions
Mailing address
200 Groton Road
Ayer, MA 01432
Registry dates
- Enumerated
- 2007-04-13
- Last updated
- 2009-03-05
Frequently asked questions
- What is Rebbecca Olszak's NPI number?
- Rebbecca Olszak's National Provider Identifier (NPI) is 1235354689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebbecca Olszak's specialty?
- Rebbecca Olszak is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Rebbecca Olszak located?
- Rebbecca Olszak's practice location on file with NPPES is 497 Main Street, Groton, MA 01450.
- What is Rebbecca Olszak's phone number?
- The practice phone number listed in the NPPES registry for Rebbecca Olszak is (978) 449-0471.
- Is Rebbecca Olszak's NPI active?
- Yes — Rebbecca Olszak's NPI (1235354689) is active in the NPPES registry as of the last update on 2009-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.