Santosh V Yajnik, M.D.
Radiation Oncology (CMS) · Milwaukee, WI
At a glance
9200 W Wisconsin Ave, Milwaukee, WI 53226-3522
NPPES record updated Nov 11, 2024. 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
9200 W Wisconsin AveMilwaukee, WI 53226-3522
Additional reported practice locations
9000 W Wisconsin AveMilwaukee, WI 532264874
Phone: 4143468000
Fax: 4143468010 W180N8085 Town Hall Rd
Menomonee Falls, WI 530513518
Phone: 2622575151
Fax: 2622537801 3200 Pleasant Valley Rd
West Bend, WI 530959274
Phone: 2628367200
Fax: 2628367201 7901 S 6Th St
Oak Creek, WI 531542010
Phone: 4143468000
Fax: 4143468010 4405 Weaver Pkwy
Warrenville, IL 605553269
Phone: 6309337811
Fax: 6303525349
Education & affiliations
- Medical / professional school
- University Of Chicago, Pritzker School Of Medicine
- Graduation year
- 1999
- CMS specialties
- Radiation Oncology
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Northwestern Medicine Central Dupage Hospital Winfield, IL
- Northwestern Medicine Delnor Community Hospital Geneva, IL
- Northwestern Medicine Kishwaukee Hospital Dekalb, IL
- Palos Community Hospital Palos Heights, IL
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 |
|---|---|
| Food and beverage | $157.98 |
Reporting companies
| Company | Amount |
|---|---|
| SIEMENS MEDICAL SOLUTIONS USA, INC. | $135.84 |
| BAYER HEALTHCARE PHARMACEUTICALS INC. | $22.14 |
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
- Radiation Oncology (CMS)
- Taxonomy code
- 2085R0001X
- Enumeration date
- Oct 31, 2005
- Record updated
- Nov 11, 2024
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
2085R0001X
License reported: 036110269 IL
2085R0001X · Primary
License reported: 82715 WI
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
9200 W Wisconsin AveMilwaukee, WI 53226-3522
- Phone
- (414) 805-4400
- Fax
- (414) 805-4369
Mailing address
9200 W WISCONSIN AVEMILWAUKEE, WI 532263522
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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