Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Debra Sak
Nurse Practitioner in Pontiac, MI · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659797603
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Registry record
Entity type Individual (Type 1)
Name Debra Sak
Sex Female
Practice address 44405 Woodward Ave, Pontiac, MI, 48341
Phone (248) 858-6818
Enumeration date Mar 14, 2014
Last updated in NPPES Mar 14, 2014
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704165027 (MI) Primary
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
Where does Debra Sak practice?
The practice location on file with NPPES is in Pontiac, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Debra Sak?
The National Provider Identifier (NPI) for Debra Sak is 1659797603, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Nicola Juzysta Pharmacist · Pontiac, MI NPI 1871598433 Marybeth Marshall Pharmacist · Pontiac, MI NPI 1144226689 Select Specialty Hospital - Pontiac Inc Long Term Care Hospital · Pontiac, MI NPI 1720088370 Renee Courtney Nurse Practitioner · Pontiac, MI NPI 1487632071 Joyce Sochacki Nurse Practitioner · Pontiac, MI NPI 1285612366 Gail Schramek Adult Health Nurse Practitioner · Pontiac, MI NPI 1669442216 Federico Mariona Maternal & Fetal Medicine Physician · Pontiac, MI NPI 1588635882 George Kazzi Maternal & Fetal Medicine Physician · Pontiac, MI NPI 1326019639
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-03-14.