Robert Tatsumi, MD
Orthopaedic Surgery of the Spine Physician · Tualatin, OR
Robert Tatsumi, MD is an orthopaedic surgery of the spine physician with a practice address in Tualatin, Oregon, and NPI 1992828800, issued on Apr 6, 2007. Check the license (Oregon MD26166, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert Tatsumi
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery of the Spine Physician 207XS0117X
- License number
- MD26166 OR
Self-reported in NPPES; status is on the state search - Practice location
- 19255 SW 65TH Ave Ste 220, Tualatin, OR 97062
- Phone
- (503) 828-1150
- Enumerated
- Apr 6, 2007
- Record last updated
- Mar 27, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (503) 828-1160
- Medicare enrollment
- Enrolled (PECOS I20080731000759); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery of the spine physician records → All 29 in Oregon → Look up another NPI →
Also registered at 19255 SW 65TH Ave Ste 220
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexander Ching, MDOrthopaedic Surgery Physician1932263845
- Jennifer Gallardo, CPMMidwife1336271147
- Sonya Gregg, CPM, LDMMidwife1982801635
- Jesica James, CPM, LDMMidwife1174720221
- Tracy Lawson-Allen, CPM, LDMMidwife1982850566
Verify Robert Tatsumi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD26166Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024
40 Medicare Part D claims for 24 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 14 claims were for opioids.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $9,034.21
35 payments; by number, the most common kind was food and beverage; the largest payer was Globus Medical, Inc. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Robert L Tatsumi MD PCTualatin, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Tatsumi among 29 orthopaedic surgery of the spine physician records in Oregon
Robert Tatsumi, MD is one of 29 orthopaedic surgery of the spine physician records with a practice address in Oregon. 59% 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 48% of them.
- NPI issued2007 · 48% of these records are older, 34% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2002 · median 2005 among the 14 with a school on file
- Record last updated2019 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0117X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery of the Spine Physician providers in Oregon
There are 29 orthopaedic surgery of the spine physician records in Oregon.
All 29 in Oregon → Every provider in Tualatin → Orthopaedic Surgery of the Spine Physician nationwide →
The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes
- John Depasse, M.D.Tualatin, OR 970621134489131
- Timothy Keenen, MDTualatin, OR 970621194716571
- Mark Weston, M.D.Tualatin, OR 970621437192036
- Emily Nguyen, MDPortland, OR 970351225293285
- Loren Jenkins, M.D.Clackamas, OR 970151013025592
- Jeffrey Flemming, MDPortland, OR 972131841266335
- Mark Manoso, MDPortland, OR 972251497728596
- George Oji, M.D.Portland, OR 972251619299989
Common questions
What is Robert Tatsumi, MD's NPI number?
Robert Tatsumi, MD's National Provider Identifier (NPI) is 1992828800, issued on Apr 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Robert Tatsumi, MD located?
The NPPES record lists a practice address at 19255 SW 65TH Ave Ste 220, Tualatin, OR, 97062. Phone: (503) 828-1150. Providers update this record themselves, so call before visiting.
How can I verify Robert Tatsumi, MD's license?
NPPES lists Oregon license number MD26166, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Tatsumi, MD prescribe under Medicare Part D?
In 2024, Robert Tatsumi, MD had 40 Medicare Part D claims for 24 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.
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.