Lulu Sim Tsai, M.D.
Psychiatry Physician · Redmond, OR
Lulu Sim Tsai, M.D. is a psychiatry physician with a practice address in Redmond, Oregon, and NPI 1811109952, issued on May 3, 2007. Check the license (Oregon MD26330, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Lulu Sim Tsai
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD26330 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1810 SE First Street, Redmond, OR 97756
- Phone
- (541) 350-2408
- Enumerated
- May 3, 2007
- Record last updated
- Mar 1, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (541) 526-3008
- Medicare enrollment
- Enrolled (PECOS I20180719000798); accepts Medicare assignment
- Medical or professional school
- Hahnemann University College Of Medicine, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 764 in Oregon → Look up another NPI →
Verify Lulu Sim Tsai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD26330Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.3 times the Medicare Part D claims of the average psychiatry physician in 2024
6,278 Medicare Part D claims for 460 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Alprazolam492 claims
- Clonazepam459 claims
- Quetiapine Fumarate444 claims
- Trazodone Hcl330 claims
- Duloxetine Hcl317 claims
- Lorazepam271 claims
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.
Bills Medicare through one group practice
- Behavioral Health Management Services, IncClearwater, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lulu Sim Tsai among 764 psychiatry physician records in Oregon
Lulu Sim Tsai, M.D. is one of 764 psychiatry 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 43% of them.
- NPI issued2007 · 43% of these records are older, 42% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1994 · median 2009 among the 300 with a school on file
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Oregon
There are 764 psychiatry physician records in Oregon.
All 764 in Oregon → Every provider in Redmond → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- George Mecouch, D.O.Sisters, OR 977591336212208
- Regina Ewing, PA-CMadras, OR 977411437404639
- William Herz, M.D.Madras, OR 977411215008354
- Charles Johnston, MDPendleton, OR 978011215046081
- Crispin Juguilon, M.D.Pendleton, OR 978011730377995
- Terry Trudel, MDPendleton, OR 978011366567059
- John Bellville, M.D.Bend, OR 977031497832018
- Brian FulmerBend, OR 977031033572573
Common questions
What is Lulu Sim Tsai, M.D.'s NPI number?
Lulu Sim Tsai, M.D.'s National Provider Identifier (NPI) is 1811109952, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Lulu Sim Tsai, M.D. located?
The NPPES record lists a practice address at 1810 SE First Street, Redmond, OR, 97756. Phone: (541) 350-2408. Providers update this record themselves, so call before visiting.
How can I verify Lulu Sim Tsai, M.D.'s license?
NPPES lists Oregon license number MD26330, 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 Lulu Sim Tsai, M.D. prescribe under Medicare Part D?
In 2024, Lulu Sim Tsai, M.D. had 6,278 Medicare Part D claims for 460 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.