Charles Stewart Landis, MD
Gastroenterology Physician · Seattle, WA
Charles Stewart Landis, MD is a gastroenterology physician with a practice address in Seattle, Washington, and NPI 1659512895, issued on Mar 18, 2009. Check the license (Washington 60082609, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Charles Stewart Landis
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 60082609 WA
237642 NY
Self-reported in NPPES; status is on the state search - Practice location
- 125 16TH Ave E, Seattle, WA 98112
- Phone
- (206) 326-3000
- Enumerated
- Mar 18, 2009
- Record last updated
- Dec 8, 2022
- Fax
- (877) 515-2975
- Medicare enrollment
- Enrolled (PECOS I20100914001043); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 533 in Washington → Look up another NPI →
Also registered at 125 16TH Ave E
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kanthi Akkineni, PA-CMedical Physician Assistant1346649282
- Nouredin Alebouyeh, M.D.Gastroenterology Physician1144454711
- Gregory Allen, M.D.Family Medicine Physician1760530026
- Abraham Alvarado-Gonzalez, MDNeurological Surgery Physician1346642501
Verify Charles Stewart Landis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license 60082609Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average gastroenterology physician in 2024
222 Medicare Part D claims for 61 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Gavilyte-C31 claims
- Ursodiol25 claims
- Lactulose21 claims
- Omeprazole21 claims
- Azathioprine11 claims
- Hydroxyzine Hcl11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 77.1 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 one group practice
- Kaiser Foundation Health Plan OF WashingtonSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles Stewart Landis among 533 gastroenterology physician records in Washington
Charles Stewart Landis, 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. Its NPI, issued in 2009, is newer than 68% of them.
- NPI issued2009 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2002 · median 2003 among the 373 with a school on file
- Record last updated2022 · 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.
All 533 in Washington → Every provider in Seattle → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Nouredin Alebouyeh, M.D.Seattle, WA 981121144454711
- Andrew Feld, MDSeattle, WA 981121003818709
- Ling GuoSeattle, WA 981121952721771
- Steven Lin, MD, MPHSeattle, WA 981121245673540
- Austin LinSeattle, WA 981121316476997
- Rubeela Malik, M.D.Seattle, WA 981121962575928
- Christine Pizzute, M.D.Seattle, WA 981121154549830
- Sheldon Rosen, M.D.Seattle, WA 981121487707196
Common questions
What is Charles Stewart Landis, MD's NPI number?
Charles Stewart Landis, MD's National Provider Identifier (NPI) is 1659512895, issued on Mar 18, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Charles Stewart Landis, MD located?
The NPPES record lists a practice address at 125 16TH Ave E, Seattle, WA, 98112. Phone: (206) 326-3000. Providers update this record themselves, so call before visiting.
How can I verify Charles Stewart Landis, MD's license?
NPPES lists Washington license number 60082609, 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.
How much does Charles Stewart Landis, MD prescribe under Medicare Part D?
In 2024, Charles Stewart Landis, MD had 222 Medicare Part D claims for 61 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Charles Stewart Landis, MD's MIPS final score?
The 2023 MIPS final score is 77.1 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.