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Natalie Sliwowski, MD
NPI 1225973563 · Pediatrics Physician · Allentown, PA
Natalie Sliwowski, MD is a Pediatrics Physician provider in Allentown, PA (NPI 1225973563).
Provider details
- NPI number
- 1225973563
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MT236306 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(53/100 index)
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
450 Chew St Ste 203
Allentown, PA 18102-3434
Phone: (484) 822-7850
Street-level locationGet directions
Mailing address
1700 St Lukes Blvd
Easton, PA 18045-5670
Registry dates
- Enumerated
- 2026-04-22
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Natalie Sliwowski's NPI number?
- Natalie Sliwowski's National Provider Identifier (NPI) is 1225973563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Sliwowski's specialty?
- Natalie Sliwowski is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Sliwowski located?
- Natalie Sliwowski's practice location on file with NPPES is 450 Chew St Ste 203, Allentown, PA 18102-3434.
- What is Natalie Sliwowski's phone number?
- The practice phone number listed in the NPPES registry for Natalie Sliwowski is (484) 822-7850.
- Is Natalie Sliwowski's NPI active?
- Yes — Natalie Sliwowski's NPI (1225973563) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.