Tien Thach, MD
Anesthesiology Physician · Seattle, WA
Tien Thach, MD is an anesthesiology physician with a practice address in Seattle, Washington, and NPI 1013099530, issued on Oct 20, 2006. Check the license (Washington MD 60147196, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Tien Thach
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- MD 60147196 WA
ML20008755 WA
CDR.0000282 CO
18826 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1100 9TH Ave, Seattle, WA 98101
- Phone
- (206) 223-6980
- Enumerated
- Oct 20, 2006
- Record last updated
- Apr 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (206) 223-6982
- Medicare enrollment
- Enrolled (PECOS I20190919002366); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 1,701 in Washington → Look up another NPI →
Also registered at 1100 9TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Steven Adler, MDDiagnostic Ultrasound Physician1639108046
Verify Tien Thach in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD 60147196Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Covenant Medical Center IncWaterloo, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tien Thach among 1,701 anesthesiology physician records in Washington
Tien Thach, MD is one of 1,701 anesthesiology physician records with a practice address in Washington. 70% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 55% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2006 · median 2007 among the 1,103 with a school on file
- Record last updated2020 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
694 anesthesiology physician records list a practice address in Seattle
They are 694 of the 41,956 NPPES records with a practice address in Seattle, and 1,701 anesthesiology physician records in Washington.
All 1,701 in Washington → Every provider in Seattle → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Wendy Carlyle, MDSeattle, WA 981011902879943
- Lisa Chinlund, ARNPSeattle, WA 981011326011644
- Clarence Chong, CRNASeattle, WA 981011669445995
- Patricia Cone, MDSeattle, WA 981011467425413
- Mary Dion, MDSeattle, WA 981011225001290
- Ronald Erb, CRNASeattle, WA 981011972570463
- Raymond Joseph, MDSeattle, WA 981011013980846
- Joseph Neal, MDSeattle, WA 981011700852365
Common questions
What is Tien Thach, MD's NPI number?
Tien Thach, MD's National Provider Identifier (NPI) is 1013099530, issued on Oct 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tien Thach, MD located?
The NPPES record lists a practice address at 1100 9TH Ave, Seattle, WA, 98101. Phone: (206) 223-6980. Providers update this record themselves, so call before visiting.
How can I verify Tien Thach, MD's license?
NPPES lists Washington license number MD 60147196, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. 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.