Jacek Graczykowski MD
About this NPIWhat this record shows.
NPI 1881728129 is registered to Jacek Graczykowski MD, a Reproductive Endocrinology practising at 973 Featherstone Rd, Suite 100 in Rockford, Illinois. Reproductive Endocrinology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Jacek Graczykowski MD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Jacek Graczykowski MD accepts. To confirm in-network status with your specific health plan, contact Jacek Graczykowski MD directly at (815) 986-3737.
Frequently asked
Yes. NPI 1881728129 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Reproductive Endocrinology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (815) 986-3737.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Jacek Graczykowski MD is a Type-1 individual NPI.