CHRISTIAN THEODOSIS MD
NPI 1780886952
Emergency Medicine in Baltimore, MD
About Christian Theodosis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTIAN THEODOSIS MD (NPI 1780886952) is an individual emergency medicine provider in Baltimore, Maryland, licensed in Maryland (D0073251) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Unitypoint Health - Marshalltown, and is a graduate of New York Medical College (2002).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Christian Theodosis Md 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.
Medicare Billing Reassignments
12Medicare enrollment records show Christian Theodosis reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Waterloo, IA 50703
- Reassigned Medicare billing, Iowa enrollment
- 273 clinicians in this Medicare group
Marshalltown, IA 50158
- Reassigned Medicare billing, Iowa enrollment
- 214 clinicians in this Medicare group
Webster City, IA 50595
- Reassigned Medicare billing, Iowa enrollment
- 387 clinicians in this Medicare group
Covington, LA 70433
- Reassigned Medicare billing, Louisiana enrollment
- 197 clinicians in this Medicare group
Chalmette, LA 70043
- Reassigned Medicare billing, Louisiana enrollment
- 82 clinicians in this Medicare group
Lafayette, LA 70506
- Reassigned Medicare billing, Louisiana enrollment
- 51 clinicians in this Medicare group
Longview, TX 75601
- Reassigned Medicare billing, Texas enrollment
- 154 clinicians in this Medicare group
Lake Charles, LA 70601
- Reassigned Medicare billing, Louisiana enrollment
- 167 clinicians in this Medicare group
Rock Springs, WY 82901
- Reassigned Medicare billing, Wyoming and Utah enrollments
- Also billed through NPI 1851904247 (Utah)
- 91 clinicians in this Medicare group
Tsaile, AZ 86556
- Reassigned Medicare billing, Texas enrollment
- 476 clinicians in this Medicare group
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 4
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Unitypoint Health - Marshalltown
Acute Care Hospitals · Marshalltown, IAAllen Hospital
Acute Care Hospitals · Waterloo, IAOchsner University Hospital And Clinics
Acute Care Hospitals · Lafayette, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21201
BALTIMORE, MD 21201
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 Christian Theodosis's NPI number?
The NPI number for Christian Theodosis is 1780886952. It was assigned to this individual provider in the NPPES registry on June 1, 2007.
Where is Christian Theodosis located?
Christian Theodosis practices at 110 S Paca St 6th Floor, Suite 200, Baltimore, MD 21201. The listed phone number is (410) 328-4931.
What is Christian Theodosis's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Christian Theodosis enrolled in Medicare?
Yes. Christian Theodosis 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 organizations bill Medicare for Christian Theodosis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christian Theodosis reassigns Medicare benefits to 12 organizations: Allen Memorial Hospital Corporation (Waterloo, IA), Unitypoint Health - Marshalltown (Marshalltown, IA), Trinity Regional Medical Center (Webster City, IA), St Tammany Emergency Physicians Group LLC (Covington, LA), St. Bernard Emergency Group, LLC (Chalmette, LA) and 7 more organizations, listed in the Medicare section above. Each 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 Christian Theodosis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christian Theodosis accept?
Health plans from Blue Cross Blue Shield of Wyoming, CHRISTUS Health Plan and Wellmark Health Plan of Iowa, Inc. list Christian Theodosis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Christian Theodosis affiliated with any hospitals?
According to CMS data, Christian Theodosis is affiliated with Unitypoint Health - Marshalltown, Allen Hospital and Ochsner University Hospital And Clinics.
When was this NPI record last updated?
The NPPES record for Christian Theodosis was last updated on December 4, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.
# Christian Theodosis, MD · NPI 1780886952
Emergency Medicine physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since June 1, 2007.
## Identity
- **NPI:** 1780886952 (Entity type: Individual)
- **Enumerated:** June 1, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** D0073251 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 110 S PACA ST, 6TH FLOOR, SUITE 200, Baltimore, MD 21201-1642
- **Phone:** (410) 328-4931
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 12 organizations under Medicare reassignment (form CMS-855R): Allen Memorial Hospital Corporation (NPI 1346292521, Waterloo, IA); Unitypoint Health - Marshalltown (NPI 1164957593, Marshalltown, IA); Trinity Regional Medical Center (NPI 1568650174, Webster City, IA); St Tammany Emergency Physicians Group LLC (NPI 1891187654, Covington, LA); St. Bernard Emergency Group, LLC (NPI 1306386685, Chalmette, LA); and 7 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2002
## Record status
- **NPPES last updated:** December 4, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1780886952) · Data from the CMS NPPES public registry.