Quick answers
- Does Todd R. Christiansen accept Medicare assignment?
- Yes. Medicare's clinician data says Todd R. Christiansen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Todd R. Christiansen see?
- In 2024, CMS data shows 78 Original Medicare patients and 382 services for Todd R. Christiansen. This counts Original Medicare only and measures volume, not quality.
- What is Todd R. Christiansen's NPI number?
- 1174542963. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Todd R. Christiansen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 78 |
|---|---|
| Services billed to Medicare | 382 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 60 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)224 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)20 services
- Psychiatric diagnostic evaluation with medical services (90792)14 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure65%
- High cholesterol64%
- Anxiety60%
- Arthritis51%
- Depression50%
- Diabetes36%
Practice locations
Addresses where Todd R. Christiansen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 10400 Little Patuxent PkwyColumbia, MD 21044 (571) 977‑6870
- 17904 Georgia Ave, Suite 200Olney, MD 20832 (240) 304‑3327
- 6410 Dobbin Rd, Suite FColumbia, MD 21045 (240) 304‑3327
- 7474 Greenway Ctr DrGreenbelt, MD 20770 (240) 304‑3327
- 7474 Greenway Ctr Dr, Suite 202Greenbelt, MD 20770 (240) 277‑3359
Group practices
Medicare enrollment lists Todd R. Christiansen as a member of these groups (CMS data updated October 2, 2026).
- Columbia Associates in Psychiatry PC149 clinicians in the group
- Families First Counseling and Psychiatry LLC25 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Columbia
Clinicians with the same Medicare primary specialty in Columbia, MD — not a recommendation.
Other clinicians in Columbia Associates in Psychiatry PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 2000 (26 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1174542963 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians