DR. JOHN K HAMELINK MD
NPI 1497752323
Surgery - Vascular Surgery in Bloomington, IN
About Dr. John K Hamelink Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN K HAMELINK MD (NPI 1497752323) is an individual vascular surgery provider in Bloomington, Indiana, licensed in Indiana (01052762A) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. John K Hamelink Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Hamelink reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bloomington, IN 47408
- Reassigned Medicare billing, Indiana enrollment
- 783 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 47403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BLOOMINGTON, IN 47403
BLOOMINGTON, IN 47403
BLOOMINGTON, IN 47403
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 John Hamelink's NPI number?
The NPI number for John Hamelink is 1497752323. It was assigned to this individual provider in the NPPES registry on July 7, 2005.
Where is John Hamelink located?
John Hamelink practices at 550 S Landmark Ave, Bloomington, IN 47403. The listed phone number is (812) 339-1100.
What is John Hamelink's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is John Hamelink enrolled in Medicare?
Yes. John Hamelink is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Hamelink's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Hamelink reassigns Medicare benefits to Indiana University Health Southern Indiana Physicians, LLC (Bloomington, IN). The 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 John Hamelink's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Hamelink was last updated on December 15, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Dr. John K Hamelink, MD · NPI 1497752323
Vascular Surgery physician in Bloomington, Indiana. Individual provider, active in the CMS NPPES registry since July 7, 2005.
## Identity
- **NPI:** 1497752323 (Entity type: Individual)
- **Enumerated:** July 7, 2005
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** 01052762A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 550 S LANDMARK AVE, Bloomington, IN 47403-3239
- **Phone:** (812) 339-1100 · **Fax:** (812) 339-1292
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Indiana University Health Southern Indiana Physicians, LLC (NPI 1013953983, Bloomington, IN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 15, 2020
- **Other identifiers:** Medicaid 200285190A (IN); Medicaid 64026446 (KY); Medicaid 386607090 (IL)
---
Source: [NPI Profile](https://npiprofile.com/npi/1497752323) · Data from the CMS NPPES public registry.