Doctor profile · Federal record

Dr. Ali Zakaria, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Rapid City, SD

  • NPI 1144604661
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
353 Fairmont Blvd
Rapid City, SD 577017375
(605) 755-1000
Additional location
2805 5Th St
Rapid City, SD 577016003
Mailing address
31191 Morlock St, Apartment #520
Livonia, MI 481521668

Credentials & registration

NPPES · NUCC
NPI registered
July 2015 — 11 yrs on file
Profile last updated
March 3, 2022
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
South Dakota #13000 · Michigan #4301108433

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144604661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
660
Distinct HCPCS
10
Medicare allowed
$92,111
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 168 160 $53
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 105 103 $208
43264 Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 59 48 $162
99205 New patient office or other outpatient visit, 60-74 minutes 46 46 $172
43274 Insertion of stent into pancreatic or bile duct using a flexible endoscope 36 26 $389
43238 Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope 34 32 $175
43262 Incision of pancreatic outlet using a flexible endoscope 33 32 $68
45380 Biopsy of large bowel using a flexible endoscope 33 33 $80
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 23 22 $100
43237 Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth 20 20 $137

In context: peer comparison

Among 4 peers in this city , average services per provider: 150. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,006
Transactions
55
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Olympus Corporation of the Americas 28 $3,840.09
Boston Scientific Corporation 19 $3,783.27
ABBVIE INC. 5 $196.13
Ardelyx, Inc. 1 $124.19
Olympus America Inc. 1 $39.99
Janssen Biotech, Inc. 1 $22.57

By nature of payment

Travel and Lodging
$6,885
Food and Beverage
$1,121

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
180
Patients
170
Total drug cost
$3,360
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 108 106 $1,983
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 31 30 $635
Omeprazole Generic 22 15 $400
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 19 19 $341

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ali Zakaria's medical specialty?
Dr. Ali Zakaria practices Gastroenterology Physician in Rapid City, SD.
Where does Dr. Ali Zakaria practice?
Dr. Ali Zakaria practices at 353 Fairmont Blvd, Rapid City, SD 577017375. Office phone: 6057551000.
What is Dr. Ali Zakaria's NPI?
Dr. Ali Zakaria's National Provider Identifier (NPI) is 1144604661, issued by NPPES.
Does Dr. Ali Zakaria accept Medicare assignment?
Yes. Dr. Ali Zakaria accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ali Zakaria commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Removal of stone or debris from bile or pancreatic duct using a flexible endoscope (HCPCS 43264). Source: CMS Medicare Physician & Other Practitioners file.