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DR. SPIROS T THEODORE D.C. PC
NPI 1457358855
Chiropractor in Gaithersburg, MD

Active since June 30, 2005Accepts Medicare Assignment
12105 DARNESTOWN RD STE L-89, GAITHERSBURG, MD 20878(301) 869-0006(301) 869-0201 Get Directions Write a Review

NPPES record last updated: January 18, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Spiros T Theodore D.c. Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. SPIROS T THEODORE D.C. PC (NPI 1457358855) is an individual chiropractor in Gaithersburg, Maryland, licensed in Maryland (S02045) and active in the NPI registry since June 2005. He is a graduate of Life Chiropractic College - West (1999).

NPPES Registry Identity

NPI1457358855
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. SPIROS T THEODORECredential: D.C. PC
Location Address12105 DARNESTOWN RD STE L-89Gaithersburg, MD 20878-2217
Mailing Address12105 Darnestown Rd, Suite L-8Gaithersburg, MD 20878-2217 · (301) 869-0006 · Fax (301) 869-0201
Phone(301) 869-0006
Fax(301) 869-0201
Sole ProprietorNo
Medical School CMSLife Chiropractic College - WestGraduated 1999
Enumeration DateJune 30, 2005
Last NPPES UpdateJanuary 18, 2026
NPPES CertifiedJanuary 18, 2026
✔ NPI 1457358855 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in MD · S02045
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
12105 DARNESTOWN RD STE L-89, Gaithersburg, MD 20878
Open in Google Maps ↗

Other Identifiers 3

OtherS-860-0001DC · Bc/bs Of Dc
Other349882MD · Mamsi
OtherKCS6POMD · Bc/bs Of Md

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Spiros T Theodore D.c. Pc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3274583786
PECOS Enrollment IDI20050124000029

Medicare Billing Reassignment

Medicare enrollment records show Spiros Theodore reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Spiros T Theodore Dc PC
Same address
Rehabilitation
12105 DARNESTOWN RD STE L-8-9
Gaithersburg, MD 20878
  • Reassigned Medicare billing, District of Columbia enrollment
NPI 1740490242 (301) 869-0006

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chiropractic manipulative treatment, 1-2 spinal regions 98940
Chiropractic manipulative treatment focuses on adjusting your spine to improve your body's physical function. In this service, a chiropractor applies controlled force to 1-2 spinal regions. This helps to restore mobility and alleviate discomfort in those areas.
580 services48 patients

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Spiros Theodore's NPI number?

The NPI number for Spiros Theodore is 1457358855. It was assigned to this individual provider in the NPPES registry on June 30, 2005.

Where is Spiros Theodore located?

Spiros Theodore practices at 12105 Darnestown Rd Ste L-89, Gaithersburg, MD 20878. The listed phone number is (301) 869-0006.

What is Spiros Theodore's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Spiros Theodore enrolled in Medicare?

Yes. Spiros Theodore is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Spiros Theodore's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Spiros Theodore reassigns Medicare benefits to Spiros T Theodore Dc PC (Gaithersburg, MD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Spiros Theodore's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Spiros Theodore was last updated on January 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.