Doctor profile · Federal record

Dr. Ramzi Abboud, MD

Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Saint Louis, MO

  • NPI 1649684200
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Barnes Jewish Hospital Plz, Div Im Bone Marrow Transplant
Saint Louis, MO 631101003
(314) 454-8304
fax (314) 454-5902
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
April 15, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Missouri #2015043482
Medicaid
MO #200063704

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649684200. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
707
Distinct HCPCS
7
Medicare allowed
$61,004
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 415 89 $79
36415 Insertion of needle into vein for collection of blood sample 93 40 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 58 32 $175
99214 Established patient office or other outpatient visit, 30-39 minutes 52 28 $126
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 52 20 $118
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 23 $131
96413 Administration of chemotherapy into vein, 1 hour or less 14 14 $128

In context: peer comparison

Among 44 peers in Saint Louis Medical Oncology Physician, average services per provider: 919. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$94
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 3 $52.71
Daiichi Sankyo INC. 1 $20.91
Incyte Corporation 1 $20.50

By nature of payment

Food and Beverage
$94

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
231
Patients
26
Total drug cost
$420,947
Drug Type Claims Patients Total cost
Acyclovir Generic 54 15 $707
Venclexta (Venetoclax) Brand 28 11 $164,578
Oxycodone Hcl Generic 24 0 $416
Valacyclovir (Valacyclovir Hcl) Brand 18 0 $1,015
Ciprofloxacin Hcl Generic 15 0 $404
Morphine Sulfate ER (Morphine Sulfate) Brand 15 0 $402
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 15 0 $78
Jakafi (Ruxolitinib Phosphate) Brand 14 0 $251,777
Fluconazole Generic 13 0 $742
Prednisone Generic 13 0 $136

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramzi Abboud's medical specialty?
Dr. Ramzi Abboud practices Medical Oncology Physician in Saint Louis, MO.
Where does Dr. Ramzi Abboud practice?
Dr. Ramzi Abboud practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 3144548304.
What is Dr. Ramzi Abboud's NPI?
Dr. Ramzi Abboud's National Provider Identifier (NPI) is 1649684200, issued by NPPES.
Does Dr. Ramzi Abboud accept Medicare assignment?
Yes. Dr. Ramzi Abboud accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramzi Abboud commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.