Tara Michelle Graff, DO
Hematology · Medical Oncology (CMS) · Clive, IA
At a glance
12495 University Ave Ste 200, Clive, IA 50325-8290
NPPES record updated Nov 18, 2025. 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
12495 University Ave Ste 200Clive, IA 50325-8290
Additional reported practice locations
110 E Court Ave Ste 200Des Moines, IA 503092044
Phone: 5152822921
Fax: 5152821035 1 Saint Joseph Dr
Centerville, IA 525449017
Phone: 5152822921
Fax: 5156438819 411 Laurel Street Suite A300
Des Moines, IA 50314
Phone: 5152473970
Fax: 5156438819 1950 Sw Magazine Rd
Ankeny, IA 500232977
Phone: 5152822921
Fax: 5156438819
Education & affiliations
- Medical / professional school
- Lake Erie College Of Osteopathic Medicine, Erie
- Graduation year
- 2009
- CMS specialties
- Hematology · Medical Oncology
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Davis County Hospital Bloomfield, IA
- Mercyone Centerville Medical Center Centerville, IA
- Mercyone Des Moines Medical Center Des Moines, IA
- Unitypoint Health - Des Moines Iowa Methodist Medi Des Moines, IA
- University Of Iowa Hospital & Clinics Iowa City, IA
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 |
|---|---|
| Consulting fee | $97,914.40 |
| Services other than consulting | $30,952.50 |
| Food and beverage | $4,963.08 |
| Travel and lodging | $4,395.91 |
| Education | $9.65 |
Reporting companies
| Company | Amount |
|---|---|
| ABBVIE INC. | $37,272.08 |
| GENMAB U.S., INC. | $19,761.27 |
| ASTRAZENECA PHARMACEUTICALS LP | $18,506.66 |
| INCYTE CORPORATION | $14,509.92 |
| GENENTECH USA, INC. | $11,974.65 |
| JANSSEN RESEARCH & DEVELOPMENT, LLC | $10,500.00 |
| BEONE MEDICINES USA, INC. | $10,162.35 |
| LILLY USA, LLC | $6,695.50 |
| Other reporting companies | $8,853.11 |
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
- Hematology · Medical Oncology (CMS)
- Taxonomy code
- 207RX0202X
- Enumeration date
- Apr 10, 2009
- Record updated
- Nov 18, 2025
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- TARA MICHELLE KROLL
- Reported credentials
- DO
Reported taxonomies and licenses
207RX0202X · Primary
License reported: DO-04560 IA
207RH0003X
License reported: 4560 IA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
12495 University Ave Ste 200Clive, IA 50325-8290
- Phone
- (515) 282-2921
- Fax
- (515) 643-8819
Mailing address
200 HAWKINS DRIOWA CITY, IA 522421009
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