Doctor profile · Federal record

Dr. Khalid Aziz, MD

Gastroenterology Physician (CMS: Gastroenterology) · Framingham, MA

  • NPI 1538165055
  • Accepts Medicare
  • 49 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
43 Lincoln St
Framingham, MA 017028205
(508) 872-0508
fax (508) 872-0588

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
September 8, 2014
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Massachusetts #230367

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538165055. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,675
Distinct HCPCS
10
Medicare allowed
$245,053
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 850 442 $135
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 221 206 $117
45380 Biopsy of large bowel using a flexible endoscope 109 109 $189
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 103 103 $260
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 75 71 $5
99215 Established patient office or other outpatient visit, 40-54 minutes 71 58 $190
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 37 24 $65
43262 Incision of pancreatic outlet using a flexible endoscope 32 28 $56
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 32 32 $183
99204 New patient office or other outpatient visit, 45-59 minutes 27 27 $180

In context: peer comparison

Among 2 peers in Framingham Gastroenterology Physician, average services per provider: 86. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,371
Transactions
56
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, INC. 21 $452.59
Abbvie INC. 21 $377.72
Ipsen Biopharmaceuticals, INC 3 $152.37
Qol Medical, LLC 4 $122.24
Genzyme Corporation 1 $121.84
Aimmune Therapeutics, INC. 4 $82.89
Ardelyx, INC. 1 $33.78
Intercept Pharmaceuticals, INC. 1 $28.03

By nature of payment

Food and Beverage
$1,371

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,545
Patients
957
Total drug cost
$557,624
Drug Type Claims Patients Total cost
Omeprazole Generic 752 213 $19,451
Famotidine Generic 381 115 $6,319
Pantoprazole Sodium Generic 374 95 $7,572
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 337 328 $5,666
Linzess (Linaclotide) Brand 188 39 $109,895
Sucralfate Generic 74 23 $4,653
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 67 65 $5,205
Dexlansoprazole Dr (Dexlansoprazole) Brand 61 14 $28,996
Ibsrela (Tenapanor Hcl) Brand 59 20 $115,094
Metoclopramide Hcl Generic 55 12 $420

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Khalid Aziz's medical specialty?
Dr. Khalid Aziz practices Gastroenterology Physician in Framingham, MA.
Where does Dr. Khalid Aziz practice?
Dr. Khalid Aziz practices at 43 Lincoln St, Framingham, MA 017028205. Office phone: 5088720508.
What is Dr. Khalid Aziz's NPI?
Dr. Khalid Aziz's National Provider Identifier (NPI) is 1538165055, issued by NPPES.
Does Dr. Khalid Aziz accept Medicare assignment?
Yes. Dr. Khalid Aziz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Khalid Aziz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.