NPPES file of Aug 9, 2026

Christina Irene Tsien, MD

Radiation Oncology Physician · Washington, DC

Christina Irene Tsien, MD is a radiation oncology physician with a practice address in Washington, District of Columbia, and NPI 1528151990, issued on Sep 30, 2006. Check the license on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528151990
Name
Christina Irene Tsien
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
D88476 MD
2014038012 MO
Self-reported in NPPES; status is on the state search
Practice location
5255 Loughboro RD NW Bldg A1, Washington, DC 20016
Phone
(314) 747-7236
Enumerated
Sep 30, 2006
Record last updated
Nov 8, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(314) 747-9557
Medicaid ID
ENROLLED IL
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Christina Irene Tsien in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of MedicineCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the District of Columbia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $2,977.37

4 payments; by number, the most common kind was travel and lodging; the largest payer was Siemens Medical Solutions USA, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christina Tsien$2,977.37
  2. Specialty average$1,897.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Christina Irene Tsien among 26 radiation oncology physician records in District of Columbia

Christina Irene Tsien, MD is one of 26 radiation oncology physician records with a practice address in District of Columbia. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2019 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in District of Columbia

There are 26 radiation oncology physician records in District of Columbia.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Victoria Croog, M.D.Washington, DC 200161275791618
  2. Aditya Halthore, MDWashington, DC 200161053686279
  3. Rachit Kumar, MDWashington, DC 200161821313966
  4. Carmen Kut, MD PHDWashington, DC 200161336663186
  5. Brandi Page, M.D.Washington, DC 200161043454309
  6. Sherif Shaaban, MDWashington, DC 200161376037986
  7. Jean Wright, MDWashington, DC 200161053579870
  8. Adedamola Omogbehin, MDWashington, DC 200101841233541

Common questions

What is Christina Irene Tsien, MD's NPI number?

Christina Irene Tsien, MD's National Provider Identifier (NPI) is 1528151990, issued on Sep 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christina Irene Tsien, MD located?

The NPPES record lists a practice address at 5255 Loughboro RD NW Bldg A1, Washington, DC, 20016. Phone: (314) 747-7236. Providers update this record themselves, so call before visiting.

How can I verify Christina Irene Tsien, MD's license?

Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.