Jerome C. Siy, MD
Internal Medicine Physician · Bloomington, MN
Jerome C. Siy, MD is an internal medicine physician with a practice address in Bloomington, Minnesota, and NPI 1043282817, issued on Feb 6, 2006. Check the license (Minnesota 42455, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Jerome C. Siy
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 42455 MN
Self-reported in NPPES; status is on the state search - Practice location
- 8170 33RD Ave S, Bloomington, MN 55425
- Phone
- (651) 254-9594
- Enumerated
- Feb 6, 2006
- Record last updated
- Aug 7, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (651) 254-3662
- Medicaid ID
- 333630100 MN
- Medicare enrollment
- Enrolled (PECOS I20150812009216); accepts Medicare assignment
- Medical or professional school
- Mayo Medical School, 1997
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 8170 33RD Ave S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carolyn Anderson, RNCase Manager/Care Coordinator1619696952
- Karen Anderson, NPPsychiatric/Mental Health Nurse Practitioner1316178379
- Michael Astrup, PHARM.DPharmacist1942618244
- Nicholas Battis, MDStudent in an Organized Health Care Education/Training Program1548010630
- Michal BudziakowskiFamily Medicine Physician1073250718
- Annie Danielson, PHARM.D.Pharmacist1265661979
Verify Jerome C. Siy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 42455Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
119 Medicare Part D claims for 33 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin12 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
- Westfields Hospital IncNew Richmond, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jerome C. Siy among 2,632 internal medicine physician records in Minnesota
Jerome C. Siy, MD is one of 2,632 internal medicine physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1997 · median 2008 among the 1,700 with a school on file
- Record last updated2019 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
39 internal medicine physician records list a practice address in Bloomington
They are 39 of the 3,339 NPPES records with a practice address in Bloomington, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Bloomington → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kent Bratten, MDBloomington, MN 554251841277043
- Barbara Broker, MDBloomington, MN 554251851321814
- Constance Crane, MDBloomington, MN 554251023033529
- Constance Cullen, MDBloomington, MN 554251477599355
- Harry Fernandes, MDBloomington, MN 554251124067319
- Leslie Hahn, MDBloomington, MN 554251154396190
- Olga Hardy, M.D.Bloomington, MN 554251245528827
- Zhanna Kabanova, MDBloomington, MN 554251821015744
Common questions
What is Jerome C. Siy, MD's NPI number?
Jerome C. Siy, MD's National Provider Identifier (NPI) is 1043282817, issued on Feb 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jerome C. Siy, MD located?
The NPPES record lists a practice address at 8170 33RD Ave S, Bloomington, MN, 55425. Phone: (651) 254-9594. Providers update this record themselves, so call before visiting.
How can I verify Jerome C. Siy, MD's license?
NPPES lists Minnesota license number 42455, 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 Jerome C. Siy, MD prescribe under Medicare Part D?
In 2024, Jerome C. Siy, MD had 119 Medicare Part D claims for 33 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.