CARL TAHN (M.D.) – Hematology & Oncology Physician, NPI 1508961319
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
310 HEMATOLOGY/ONCOLOGY in MO
Provider Addresses for CARL TAHN (M.D.)
902 N Riverside Rd Ste 200
Saint Joseph, MO 645072566
Phone: (816) 271-1301
Fax: (816) 271-1302
Type: Location
1100 N Kentucky Ave
West Plains, MO 657752029
Phone: (417) 256-9111
Type: Location
2220 Canterbury Dr Ste 150
Hays, KS 676012370
Phone: (785) 623-5774
Type: Location
Morristown-Hamblen Healthcare System, 908, West 4th North Street, Morristown, Hamblen County, Tennessee, 37814, United States
MORRISTOWN, TN 378143894
Phone: (423) 492-6100
Fax: (423) 492-6101
Type: Mailing
107, Longwood Avenue, Rockledge, Brevard County, Florida, 32955, United States
ROCKLEDGE, FL 32955
Phone: (321) 636-2111
Fax: (321) 636-7180
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 129 Open Payments records for all available years, with a total value of $5,388.
Total Amount is formed as General ($5,388) + Research ($0) + Ownership ($0) = $5,388.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($1,734).
Total Amount
$5,388
General + Research + Ownership
Payments
129
Total payment records
General Amount
$5,388
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $1,734 |
| TAIHO ONCOLOGY, INC. | $1,400 |
| Merck Sharp & Dohme LLC | $248 |
| Stemline Therapeutics Inc. | $158 |
| ABBVIE INC. | $106 |
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: 2024-07-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 8 Medicare enrollment records; no due dates published yet.
Enrollment records
8
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 |
|---|---|---|---|---|
| I20040308000851 | I | Hematology/Oncology | FL | TBD |
| I20180920003379 | I | Hematology/Oncology | TN | TBD |
| I20190812002169 | I | Medical Oncology | MO | TBD |
| I20200522000740 | I | Medical Oncology | ME | TBD |
| I20200706003079 | I | Hematology/Oncology | WY | TBD |
| I20211220002563 | I | Hematology/Oncology | GU | TBD |
| I20231019001476 | I | Hematology/Oncology | KS | TBD |
| I20240709002673 | I | Hematology/Oncology | MT | 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 | 338 | 217 | $0 |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 65 | 43 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 46 | 34 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 43 | 43 | $0 |
| 80053 | Blood test, comprehensive group of blood chemicals | 34 | 22 | $0 |
Insurance plans in this area (ZIP 64507)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | FL | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 240 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | KS | |
| General Surgery | KS | |
| Nurse Practitioner | KS | |
| General Surgery | KS | |
| - | KS | |
| Family Practice | KS | |
| Nurse Practitioner | KS | |
| General Surgery | KS | |
| Nurse Practitioner | KS | |
| Nurse Practitioner | KS |
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