Gregory Dean, MD
Gastroenterology Physician · Lakeville, MN
Gregory Dean, MD is a gastroenterology physician with a practice address in Lakeville, Minnesota, and NPI 1922501725, issued on Mar 18, 2018. Check the license (Minnesota 75869, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Gregory Dean
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 75869 MN
4301507068 MI
Self-reported in NPPES; status is on the state search - Practice location
- 18465 Orchard Trl Ste 320, Lakeville, MN 55044
- Phone
- (612) 871-1145
- Enumerated
- Mar 18, 2018
- Entity
- Type 1 · individual
Also registered at 18465 Orchard Trl Ste 320
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paige FlicekNurse Practitioner1457180580
- Jake JasurdaGastroenterology Physician1578096350
- Michael Kalinowski, D.O.Gastroenterology Physician1679008692
- Claire PetriePhysician Assistant1700491867
- Aneesa Siddiqui, PA-CPhysician Assistant1508602582
- Sydney Ungar, PA-CMedical Physician Assistant1578238457
Verify Gregory Dean in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 75869Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
79% fewer Medicare Part D claims than the average gastroenterology physician in 2024
167 Medicare Part D claims for 62 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Omeprazole39 claims
- Gabapentin15 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.
One hospital or facility affiliation
- Mngi Digestive Health PALakeville, MN
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Gastroenterology Physician providers in Minnesota
There are 457 gastroenterology physician records in Minnesota.
Other gastroenterology physician records in Minnesota
- Ahmad Abdulkarim, MDSaint Paul, MN1578522991
- Jad Abimansour, MDRochester, MN1417488248
- Elizabeth Aby, M.D.Minneapolis, MN1033503040
- Andres Acosta, M.D., PH.D.Rochester, MN1245466275
- Waqqas Afif, MDRochester, MN1114181203
- Manik AggarwalRochester, MN1659932796
- Joseph Ahn, M.D.Rochester, MN1790162204
- Olalekan Akanbi, MDMaple Grove, MN1881096030
- Jeffrey Albrecht, MDMinneapolis, MN1568415305
- Wafa Ali Abdulla Aldhaleei, MD, MSC, MPHRochester, MN1295576551
Common questions
What is Gregory Dean, MD's NPI number?
Gregory Dean, MD's National Provider Identifier (NPI) is 1922501725, issued on Mar 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Dean, MD located?
The NPPES record lists a practice address at 18465 Orchard Trl Ste 320, Lakeville, MN, 55044. Phone: (612) 871-1145. Providers update this record themselves, so call before visiting.
How can I verify Gregory Dean, MD's license?
NPPES lists Minnesota license number 75869, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory Dean, MD prescribe under Medicare Part D?
In 2024, Gregory Dean, MD had 167 Medicare Part D claims for 62 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.