Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Spiros T Theodore, D.C. PC
Chiropractor in Gaithersburg, MD · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1457358855
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Registry record
Entity type Individual (Type 1)
Name Dr. Spiros T Theodore
Credential D.C. PC
Sex Male
Practice address 12105 Darnestown Rd Ste L-89, Gaithersburg, MD, 20878
Phone (301) 869-0006
Fax (301) 869-0201
Enumeration date Jun 30, 2005
Last updated in NPPES Jan 18, 2026
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| S-860-0001 | Other | DC | BC/BS OF DC |
| 349882 | Other | MD | MAMSI |
| KCS6PO | Other | MD | BC/BS OF MD |
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 Spiros Theodore practice?
The practice location on file with NPPES is in Gaithersburg, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Spiros Theodore?
The National Provider Identifier (NPI) for Spiros Theodore is 1457358855, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-01-18.