Richard A. Kozarek, MD
Gastroenterology Physician · Seattle, WA
Richard A. Kozarek, MD is a gastroenterology physician with a practice address in Seattle, Washington, and NPI 1124042379, issued on Jul 27, 2006. Check the license (Washington MD00020993, as entered in NPPES) on the Washington Medical Commission; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Richard A. Kozarek
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD00020993 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 9TH Ave, Seattle, WA 98101
- Phone
- (206) 223-6600
- Enumerated
- Jul 27, 2006
- Record last updated
- Mar 11, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicaid ID
- 8558306 WA
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 533 in Washington → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Richard A. Kozarek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00020993Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Richard A. Kozarek among 533 gastroenterology physician records in Washington
Richard A. Kozarek, MD is one of 533 gastroenterology physician records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 48% newer
- In a Medicare fileNo · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2015 · 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 207RG0100X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Washington
There are 533 gastroenterology physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 533 in Washington → Every provider in Seattle → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Elisa Boden, M.D.Seattle, WA 981011932167400
- James Bredfeldt, MDSeattle, WA 981011598796989
- Fred Drennan, MDSeattle, WA 981011811916489
- Seng-Ian Gan, M.D.Seattle, WA 981011700833498
- Michael Gluck, MDSeattle, WA 981011871516617
- Geoffrey Jiranek, MDSeattle, WA 981011982628806
- Johannes Koch, MDSeattle, WA 981011396716148
- Otto Lin, MDSeattle, WA 981011841302650
Common questions
What is Richard A. Kozarek, MD's NPI number?
Richard A. Kozarek, MD's National Provider Identifier (NPI) is 1124042379, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard A. Kozarek, MD located?
The NPPES record lists a practice address at 1100 9TH Ave, Seattle, WA, 98101. Phone: (206) 223-6600. Providers update this record themselves, so call before visiting.
How can I verify Richard A. Kozarek, MD's license?
NPPES lists Washington license number MD00020993, 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. 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.