STEPHEN R. TOOTHAKER (M.D.) – Medical Oncology Physician, NPI 1033123195
Medical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
194 MEDICAL ONCOLOGY in MO
Provider Addresses for STEPHEN R. TOOTHAKER (M.D.)
1060 W 10th Street
Rolla, MO 65401
Phone: (573) 458-3324
Fax: (573) 458-8445
Type: Location
521 Robinbrooke Blvd Unit 106
Elizabethtown, KY 427015946
Phone: (270) 706-1535
Fax: (270) 706-4108
Type: Location
415 RODGERS DR STE A
SEARCY, AR 721437434
Phone: (501) 278-3100
Type: Mailing
1050, West 10th Street, Rolla, Phelps County, Missouri, 65401, United States
ATTN: EXECUTIVE DIRECTOR OF PHTSICIAN CLINICS
ROLLA, MO 65401
Phone: (573) 364-9000
Fax: (573) 426-2108
Type: Mailing
Robinbrooke Boulevard, Elizabethtown, Hardin County, Kentucky, 42701, United States
ELIZABETHTOWN, KY 427015946
Phone: (270) 706-1535
Fax: (270) 706-4108
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 184 Open Payments records for all available years, with a total value of $4,558.
Total Amount is formed as General ($4,558) + Research ($0) + Ownership ($0) = $4,558.
Last reported payment date: 2024-12-27 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($1,656).
Total Amount
$4,558
General + Research + Ownership
Payments
184
Total payment records
General Amount
$4,558
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $1,656 |
| PFIZER INC. | $442 |
| Merck Sharp & Dohme LLC | $248 |
| AstraZeneca Pharmaceuticals LP | $153 |
| Janssen Biotech, Inc. | $147 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2018-10-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20110808000633 | I | Hematology/Oncology | IN | TBD |
| I20181016003166 | I | Hematology/Oncology | KY | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 892 | 354 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 376 | 154 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 72 | 72 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 31 | 29 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 23 | 23 | $0 |
Insurance plans in this area (ZIP 65401)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | IN | |
| Family Practice | MI | |
| Clinical Social Worker | IN | |
| H E M A T O L O G Y/ O N C O L O G Y | IN | |
| - | IN | |
| A N E S T H E S I O L O G Y | IN | |
| - | IN | |
| Nurse Practitioner | IN | |
| Nurse Practitioner | IN | |
| Physician Assistant | OH |
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