Doctor profile · Federal record

Dr. Sandeep Sen, M.D.

Hematology & Oncology Physician (CMS: Medical Oncology) · Saint Louis, MO

  • NPI 1467492454
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6400 Clayton RD, Suite 302
Saint Louis, MO 631171850
(314) 645-3370
fax (314) 645-0576
Mailing address
Po Box 955534
Saint Louis, MO 631955534

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 18, 2020
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Missouri #107982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467492454. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
708
Distinct HCPCS
6
Medicare allowed
$88,093
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 355 49 $139
99214 Established patient office or other outpatient visit, 30-39 minutes 154 94 $95
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 97 30 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 47 17 $77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 35 33 $169
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $176

In context: peer comparison

Among 12 peers in this city , average services per provider: 216. This provider delivers 3.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $16.87
PFIZER INC. 1 $14.14

By nature of payment

Food and Beverage
$31

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
906
Patients
216
Total drug cost
$1,317,955
Drug Type Claims Patients Total cost
Anastrozole Generic 153 41 $4,006
Alendronate Sodium Generic 90 12 $918
Folic Acid Generic 90 22 $316
Tamoxifen Citrate Generic 83 19 $2,630
Pantoprazole Sodium Generic 79 22 $905
Revlimid (Lenalidomide) Brand 63 0 $1,270,634
Eliquis (Apixaban) Brand 57 0 $33,310
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 45 18 $578
Potassium Chloride Generic 42 16 $927
Dexamethasone Generic 41 17 $762

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sandeep Sen's medical specialty?
Dr. Sandeep Sen practices Hematology & Oncology Physician in Saint Louis, MO.
Where does Dr. Sandeep Sen practice?
Dr. Sandeep Sen practices at 6400 Clayton RD, Saint Louis, MO 631171850. Office phone: 3146453370.
What is Dr. Sandeep Sen's NPI?
Dr. Sandeep Sen's National Provider Identifier (NPI) is 1467492454, issued by NPPES.
Does Dr. Sandeep Sen accept Medicare assignment?
Yes. Dr. Sandeep Sen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sandeep Sen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.