Ling Guo
Gastroenterology Physician · Seattle, WA
Ling Guo is a gastroenterology physician with a practice address in Seattle, Washington, and NPI 1952721771, issued on Apr 19, 2014. Check the license (Washington 61061516, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Ling Guo
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 61061516 WA
Self-reported in NPPES; status is on the state search - Practice location
- 125 16TH Ave E, Seattle, WA 98112
- Phone
- (206) 326-3000
- Enumerated
- Apr 19, 2014
- Record last updated
- Apr 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200914000655); 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.
- Arthur Abbott, M.D.Family Medicine Physician1255488847
- William Affolter, M.D.Family Medicine Physician1902953367
- 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 Ling Guo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license 61061516Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average gastroenterology physician in 2024
203 Medicare Part D claims for 81 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Mesalamine58 claims
- Gavilyte-C51 claims
- Omeprazole25 claims
- Creon14 claims
- Balsalazide Disodium11 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
- 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).
Ling Guo among 533 gastroenterology physician records in Washington
Ling Guo 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 2014, is newer than 83% of them.
- NPI issued2014 · 83% of these records are older, 14% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2011 · median 2003 among the 373 with a school on file
- Record last updated2021 · 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
- Charles Landis, MDSeattle, WA 981121659512895
- 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 Ling Guo's NPI number?
Ling Guo's National Provider Identifier (NPI) is 1952721771, issued on Apr 19, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Ling Guo 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 Ling Guo's license?
NPPES lists Washington license number 61061516, 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 Ling Guo prescribe under Medicare Part D?
In 2024, Ling Guo had 203 Medicare Part D claims for 81 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.