Catherine Hamilton Sinkhorn, MD
Family Medicine · Mishawaka, IN
At a glance
611 E Douglas Rd Ste 407, Mishawaka, IN 46545-1468
NPPES record updated Apr 13, 2020. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
611 E Douglas Rd Ste 407Mishawaka, IN 46545-1468
Additional reported practice locations
707 Cedar StSouth Bend, IN 466172054
Phone: 5473358700
Education & affiliations
- Medical / professional school
- Indiana University School Of Medicine
- Graduation year
- 2017
- CMS specialties
- Family Practice
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Indiana University Health Indianapolis, IN
- Indiana University Health Bedford Hospital Bedford, IN
- Indiana University Health Bloomington Hospital Bloomington, IN
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Long-term medical supply or device loan | $39.96 |
Reporting companies
| Company | Amount |
|---|---|
| ABBOTT LABORATORIES | $39.96 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Family Medicine
- Taxonomy code
- 207Q00000X
- Enumeration date
- Jun 15, 2017
- Record updated
- Apr 13, 2020
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- CATHERINE HAMILTON
- Reported credentials
- MD
Reported taxonomies and licenses
390200000X
License reported: 11019217A IN
207Q00000X · Primary
License reported: 01083628A IN
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
611 E Douglas Rd Ste 407Mishawaka, IN 46545-1468
- Phone
- (574) 335-6500
- Fax
- (574) 335-0771
Mailing address
5921 W STATE ROAD 46BLOOMINGTON, IN 474049359
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue