JEROME C SIY MD
NPI 1043282817
Internal Medicine in Bloomington, MN
About Jerome C Siy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEROME C SIY MD (NPI 1043282817) is an individual internal medicine provider in Bloomington, Minnesota, licensed in Minnesota (42455) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Regions Hospital, and maintains a secondary practice location in Saint Paul.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Jerome C Siy Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
8Medicare enrollment records show Jerome Siy reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bloomington, MN 55420
- Reassigned Medicare billing, Minnesota enrollment
- 2,274 clinicians in this Medicare group
St Louis Park, MN 55416
- Reassigned Medicare billing, Minnesota enrollment
- Medicare enrollment name: Park Nicollet Clinic
- 2,527 clinicians in this Medicare group
Stillwater, MN 55082
- Reassigned Medicare billing, Minnesota enrollment
- 94 clinicians in this Medicare group
Hudson, WI 54016
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1396849303 (Wisconsin)
- 158 clinicians in this Medicare group
New Richmond, WI 54017
- Reassigned Medicare billing, Wisconsin enrollment
- 357 clinicians in this Medicare group
Saint Croix Falls, WI 54024
- Reassigned Medicare billing, Wisconsin enrollment
- 453 clinicians in this Medicare group
Amery, WI 54001
- Reassigned Medicare billing, Wisconsin enrollment
- 348 clinicians in this Medicare group
Hutchinson, MN 55350
- Reassigned Medicare billing, Minnesota enrollment
- 253 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Regions Hospital
Acute Care Hospitals · Saint Paul, MNWestfields Hospital And Clinic
Critical Access Hospitals · New Richmond, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55425 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MINNEAPOLIS, MN 55425
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Jerome Siy's NPI number?
The NPI number for Jerome Siy is 1043282817. It was assigned to this individual provider in the NPPES registry on February 6, 2006.
Where is Jerome Siy located?
Jerome Siy practices at 8170 33rd Ave S Mc21110q, Bloomington, MN 55425. The listed phone number is (651) 254-9594.
What is Jerome Siy's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Jerome Siy enrolled in Medicare?
Yes. Jerome Siy is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Jerome Siy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jerome Siy reassigns Medicare benefits to 8 organizations: Group Health, Inc. (Bloomington, MN), Park Nicollet Methodist Hospital (St Louis Park, MN), Lakeview Memorial Hospital Association Inc. (Stillwater, MN), Hudson Hospital, Inc. (Hudson, WI), Westfields Hospital, Inc. (New Richmond, WI) and 3 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jerome Siy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jerome Siy affiliated with any hospitals?
According to CMS data, Jerome Siy is affiliated with Regions Hospital and Westfields Hospital And Clinic.
When was this NPI record last updated?
The NPPES record for Jerome Siy was last updated on August 7, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Jerome C Siy, MD · NPI 1043282817
Internal Medicine physician in Bloomington, Minnesota. Individual provider, active in the CMS NPPES registry since February 6, 2006.
## Identity
- **NPI:** 1043282817 (Entity type: Individual)
- **Enumerated:** February 6, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 42455 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 8170 33RD AVE S, MC21110Q, Bloomington, MN 55425-4516
- **Phone:** (651) 254-9594 · **Fax:** (651) 254-3662
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Group Health, Inc. (NPI 1922153881, Bloomington, MN); Park Nicollet Methodist Hospital (NPI 1194113217, St Louis Park, MN); Lakeview Memorial Hospital Association Inc. (NPI 1821114729, Stillwater, MN); Hudson Hospital, Inc. (NPI 1255532875, Hudson, WI); Westfields Hospital, Inc. (NPI 1881640183, New Richmond, WI); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Mayo Medical School, class of 1997
## Record status
- **NPPES last updated:** August 7, 2019
- **Other identifiers:** Medicaid 333630100 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1043282817) · Data from the CMS NPPES public registry.