Tadashi Leonard Allen, M.D.
Diagnostic Radiology Physician · Minneapolis, MN
Tadashi Leonard Allen, M.D. is a diagnostic radiology physician with a practice address in Minneapolis, Minnesota, and NPI 1700925864, issued on Feb 5, 2007. Check the license (Minnesota 49479, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Tadashi Leonard Allen
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 49479 MN
Self-reported in NPPES; status is on the state search - Practice location
- 420 Delaware St SE, Minneapolis, MN 55455
- Phone
- (612) 626-5566
- Enumerated
- Feb 5, 2007
- Record last updated
- Aug 13, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (612) 626-5505
- Medicare enrollment
- Enrolled (PECOS I20071003000463); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,700 in Minnesota → Look up another NPI →
Also registered at 420 Delaware St SE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Iya AbdulkarimStudent in an Organized Health Care Education/Training Program1760359319
- Ala Saleem Ahmad Abu-Dayeh, MDStudent in an Organized Health Care Education/Training Program1639967797
- Ian Ackers, DO, PHDPhysical Medicine & Rehabilitation Physician1609455112
- Joseph Acquaye, MDUrology Physician1477907186
- Anna Adamusiak, M.D, PH.D.Student in an Organized Health Care Education/Training Program1023559192
- Divyansh Agarwal, MD, PHD, MSStudent in an Organized Health Care Education/Training Program1760068563
Verify Tadashi Leonard Allen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 49479Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 82.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 3 group practices
- Fairview ClinicsMinneapolis, MN
- Fairview Express CareSaint Paul, MN
- University OF Minnesota Health Clinics And Surgery Center IncMinneapolis, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tadashi Leonard Allen among 1,700 diagnostic radiology physician records in Minnesota
Tadashi Leonard Allen, M.D. is one of 1,700 diagnostic radiology physician records with a practice address in Minnesota. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 52% of them.
- NPI issued2007 · 52% of these records are older, 39% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2001 · median 2003 among the 1,324 with a school on file
- Record last updated2007 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Minnesota
There are 1,700 diagnostic radiology physician records in Minnesota.
All 1,700 in Minnesota → Every provider in Minneapolis → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Samantha Barker, M.D.Minneapolis, MN 554551295894277
- Charles Dietz, M.D.Minneapolis, MN 554551982635165
- Kelly Dietz, MDMinneapolis, MN 554551295877702
- Jutta Ellermann, M.D.Minneapolis, MN 554551104854702
- Tim Emory, MDMinneapolis, MN 554551841264397
- Jerry Froelich, M.D.Minneapolis, MN 554551093744120
- Edward Juodis, MDMinneapolis, MN 554551053403980
- Charles Krenzel, MDMinneapolis, MN 554551477650786
Common questions
What is Tadashi Leonard Allen, M.D.'s NPI number?
Tadashi Leonard Allen, M.D.'s National Provider Identifier (NPI) is 1700925864, issued on Feb 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Tadashi Leonard Allen, M.D. located?
The NPPES record lists a practice address at 420 Delaware St SE, Minneapolis, MN, 55455. Phone: (612) 626-5566. Providers update this record themselves, so call before visiting.
How can I verify Tadashi Leonard Allen, M.D.'s license?
NPPES lists Minnesota license number 49479, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Tadashi Leonard Allen, M.D.'s MIPS final score?
The 2023 MIPS final score is 82.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.