Dana N. Hemmati, MD
Gastroenterology Physician · Vancouver, WA
Dana N. Hemmati, MD is a gastroenterology physician with a practice address in Vancouver, Washington, and NPI 1154584241, issued on Jul 8, 2008. Check the license (Washington MD61139267, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Dana N. Hemmati
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- MD61139267 WA
47539 AZ
MD188736 OR
Self-reported in NPPES; status is on the state search - Practice location
- 505 NE 87TH Ave Ste 301, Vancouver, WA 98664
- Phone
- (360) 514-7374
- Enumerated
- Jul 8, 2008
- Record last updated
- Apr 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (360) 514-7384
- Medicaid ID
- 834964 AZ
- Medicare enrollment
- Enrolled (PECOS I20210514000996); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 505 NE 87TH Ave Ste 301
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Courtney Green, M.D.Trauma Surgery Physician1053653980
Verify Dana N. Hemmati in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61139267Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average gastroenterology physician in 2024
621 Medicare Part D claims for 246 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.
Most prescribed
- Zenpep80 claims
- Pantoprazole Sodium76 claims
- Omeprazole75 claims
- Gavilyte-G63 claims
- Peg-3350 And Electrolytes54 claims
- Sucralfate17 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 2 group practices
- PeacehealthVancouver, WA
- PeacehealthVancouver, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gastroenterology Physician providers in Washington
There are 533 gastroenterology physician records in Washington.
Other gastroenterology physician records in Washington
- Abimbola AdikePoulsbo, WA1821357112
- Abhishek Agarwal, MDPuyallup, WA1801010053
- Gaurav Aggarwal, M.D.Bellevue, WA1902083587
- Sanjay Agrawal, M.D.Tacoma, WA1710912894
- Ehsaan Akhtar, MDKirkland, WA1710255591
- Oviea Akpotaire, MDSeattle, WA1649632936
- Steven Alabaster, MDTacoma, WA1801869623
- Sankar Alagugurusamy, MDMount Vernon, WA1093970576
- Hawwa Alao, MDSeattle, WA1376774752
- Nouredin Alebouyeh, M.D.Seattle, WA1144454711
Common questions
What is Dana N. Hemmati, MD's NPI number?
Dana N. Hemmati, MD's National Provider Identifier (NPI) is 1154584241, issued on Jul 8, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Dana N. Hemmati, MD located?
The NPPES record lists a practice address at 505 NE 87TH Ave Ste 301, Vancouver, WA, 98664. Phone: (360) 514-7374. Providers update this record themselves, so call before visiting.
How can I verify Dana N. Hemmati, MD's license?
NPPES lists Washington license number MD61139267, 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 Dana N. Hemmati, MD prescribe under Medicare Part D?
In 2024, Dana N. Hemmati, MD had 621 Medicare Part D claims for 246 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.