Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sandra R Kowalski, CRNP
Nurse Practitioner in Allentown, PA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1508850546
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Registry record
Entity type Individual (Type 1)
Name Sandra R Kowalski
Credential CRNP
Sex Female
Practice address 3080 Hamilton Blvd, Ste 350, Allentown, PA, 18103
Phone (484) 661-4650
Enumeration date Sep 6, 2005
Last updated in NPPES Apr 6, 2020
Taxonomy & licenses
363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License UP006605B (PA) Secondary
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License RN239575L (PA) Primary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 500531144 | Other | PA | BLUE CROSS |
| P00294722 | Other | PA | RAILROAD MEDICARE |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Sandra Kowalski?
The National Provider Identifier (NPI) for Sandra Kowalski is 1508850546, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sandra Kowalski practice?
The practice location on file with NPPES is in Allentown, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Thomas Doherty Internal Medicine Physician · Allentown, PA NPI 1992744965 Richard Baylor Family Medicine Physician · Allentown, PA NPI 1861421760 Linda Loffredo Family Medicine Physician · Allentown, PA NPI 1295764199 Yehia Mishriki Internal Medicine Physician · Allentown, PA NPI 1073542619 Eric Gertner Internal Medicine Physician · Allentown, PA NPI 1427088848 Kerry Miller Rheumatology Physician · Allentown, PA NPI 1639100589 James Ross Rheumatology Physician · Allentown, PA NPI 1588697403 Stacey Smith Internal Medicine Physician · Allentown, PA NPI 1518990431
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-04-06.