Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Colleen Pietrowski, D.C.
Chiropractor in Timonium, MD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1497825186
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Registry record
Entity type Individual (Type 1)
Name Dr. Colleen Pietrowski
Credential D.C.
Sex Female
Practice address 1840 York Rd, Suite F, Timonium, MD, 21093
Phone (410) 560-5661
Enumeration date Nov 9, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
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 Colleen Pietrowski?
The National Provider Identifier (NPI) for Colleen Pietrowski is 1497825186, a Type 1 (individual) record in the CMS NPPES registry.
Where does Colleen Pietrowski practice?
The practice location on file with NPPES is in Timonium, MD. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Universal Respiratory Care, LLC Oxygen Equipment & Supplies (DME) · Timonium, MD NPI 1346280732 Pietrowski-Tsui Chiropractic P C Chiropractor · Timonium, MD NPI 1467522169 Active Day MD, Inc. Adult Day Care Clinic/Center · Timonium, MD NPI 1710029525 Latonya Thompson Physical Therapy Assistant · Timonium, MD NPI 1922243500 Advanced Medical Center, Inc. Internal Medicine Physician · Timonium, MD NPI 1417321514
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.