Doctor profile · Federal record

Dr. SAMI ALMASKEEN, M.D.

Gastroenterology Physician (CMS: GASTROENTEROLOGY) · Gastroenterology Physician · SAINT LOUIS, MO

  • NPI 1992969307
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
915 N GRAND BLVD, MAIL BOX 111
SAINT LOUIS, MO 631061621
(314) 289-6434
fax (314) 289-7041
Mailing address
111 CLOCK TOWER CMNS
BREWSTER, NY 105094055

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
April 1, 2019
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Missouri #2015028190 · California #129607

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992969307. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,060
Distinct HCPCS
10
Medicare allowed
$229,860
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 688 374 $59
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 418 281 $92
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 169 158 $202
99213 Established patient office or other outpatient visit, 20-29 minutes 165 114 $107
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 115 111 $153
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 109 106 $107
99214 Established patient office or other outpatient visit, 30-39 minutes 95 77 $150
45380 Biopsy of large bowel using a flexible endoscope 44 44 $127
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 37 34 $227
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $191

In context: peer comparison

Among 42 peers in this city , average services per provider: 60. This provider delivers 34× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,646
Transactions
41
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 7 $971.18
ABBVIE INC. 10 $162.22
Organon Llc 5 $128.78
Daiichi Sankyo Inc. 4 $104.01
PFIZER INC. 4 $73.56
Ardelyx, Inc. 2 $39.41
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $37.83
Janssen Biotech, Inc. 2 $37.66
Madrigal Pharmaceuticals 2 $37.65
Regeneron Healthcare Solutions, Inc. 1 $22.29
Ipsen Biopharmaceuticals, Inc 1 $17.77
Phathom Pharmaceuticals, Inc. 1 $13.90

By nature of payment

Food and Beverage
$880
Travel and Lodging
$767

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
614
Patients
251
Total drug cost
$173,971
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 121 43 $1,977
Omeprazole Generic 103 40 $1,947
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 78 71 $5,955
Famotidine Generic 66 21 $914
Linzess (Linaclotide) Brand 34 0 $24,579
Dicyclomine Hcl Generic 32 12 $1,281
Creon (Lipase/Protease/Amylase) Brand 31 0 $66,993
Ciprofloxacin Hcl Generic 28 28 $69
Sucralfate Generic 25 14 $924
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 23 22 $568

Hospital affiliations

CMS Hospital Compare