Gennadiy Bakis, M.D.
Gastroenterology Physician · Portland, OR
Gennadiy Bakis, M.D. is a gastroenterology physician with a practice address in Portland, Oregon, and NPI 1184614455, issued on Oct 26, 2005. Check the license (Oregon MD151230, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gennadiy Bakis
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- MD151230 OR
MD21774 ME
Self-reported in NPPES; status is on the state search - Practice location
- 1111 NE 99TH Ave Ste 301, Portland, OR 97220
- Phone
- (503) 963-2707
- Enumerated
- Oct 26, 2005
- Record last updated
- Feb 26, 2026
- Fax
- (503) 963-2802
- Medicaid IDs
- 2157486 WA
500623274 OR
2104016 MA - Medicare enrollment
- Enrolled (PECOS I20101104001447); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 2002
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1111 NE 99TH Ave Ste 301
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Barth, PA-CPhysician Assistant1023416906
- Debbie Cheng, MDGastroenterology Physician1730576018
- Aaron Cosman, FNPFamily Nurse Practitioner1538558242
- Tricia Eisenbraun, RD, LDRegistered Dietitian1558554360
- Charles GabbertGastroenterology Physician1750587945
- Ian Holmes, MDGastroenterology Physician1073933099
Verify Gennadiy Bakis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD151230Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average gastroenterology physician in 2024
193 Medicare Part D claims for 156 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Gavilyte-G63 claims
- Peg-3350 And Electrolytes25 claims
- Gavilyte-C18 claims
- Omeprazole18 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.
Industry payments in 2024: $409.77
4 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Gastroenterology Consultants PCMedford, OR
- The Oregon Clinic, PCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gastroenterology Physician providers in Oregon
There are 281 gastroenterology physician records in Oregon.
Other gastroenterology physician records in Oregon
- Peter Adesman, MDMedford, OR1952381394
- Kamran Aghaie, MDClackamas, OR1104056936
- Jeffrey Albaugh, MDPortland, OR1184626087
- Deron Amador, M.D.Portland, OR1841653490
- Jenna AndersonPortland, OR1952832149
- Paul Anderson, M.D.Oregon City, OR1487870846
- Robert Andrews, M.D.Bend, OR1568805836
- Brian Applebaum, M.D.Oregon City, OR1710073200
- Manisha Apte, M.D.Portland, OR1851745129
- Tan Attila, M.D.Portland, OR1306978853
Common questions
What is Gennadiy Bakis, M.D.'s NPI number?
Gennadiy Bakis, M.D.'s National Provider Identifier (NPI) is 1184614455, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gennadiy Bakis, M.D. located?
The NPPES record lists a practice address at 1111 NE 99TH Ave Ste 301, Portland, OR, 97220. Phone: (503) 963-2707. Providers update this record themselves, so call before visiting.
How can I verify Gennadiy Bakis, M.D.'s license?
NPPES lists Oregon license number MD151230, 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 Gennadiy Bakis, M.D. prescribe under Medicare Part D?
In 2024, Gennadiy Bakis, M.D. had 193 Medicare Part D claims for 156 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.