IndividualActive
Maggie Fredenburg
NPI 1891599437 · Specialist · Oswego, NY
Maggie Fredenburg is a Specialist provider in Oswego, NY (NPI 1891599437).
Provider details
- NPI number
- 1891599437
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
159 West First Street
Oswego, NY 13126
Phone: (315) 315-3429
Street-level locationGet directions
Mailing address
20 Castle Dr
Pulaski, NY 13142-4817
Registry dates
- Enumerated
- 2025-04-02
- Last updated
- 2025-04-02
- Certified
- 2025-04-01
Frequently asked questions
- What is Maggie Fredenburg's NPI number?
- Maggie Fredenburg's National Provider Identifier (NPI) is 1891599437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maggie Fredenburg's specialty?
- Maggie Fredenburg is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Maggie Fredenburg located?
- Maggie Fredenburg's practice location on file with NPPES is 159 West First Street, Oswego, NY 13126.
- What is Maggie Fredenburg's phone number?
- The practice phone number listed in the NPPES registry for Maggie Fredenburg is (315) 315-3429.
- Is Maggie Fredenburg's NPI active?
- Yes — Maggie Fredenburg's NPI (1891599437) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.