Doctor profile · Federal record

Dr. Marijeta Pekez, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Gastroenterology Physician · Chester, PA

  • NPI 1669884532
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Medical Center Blvd
Chester, PA 190133902
(610) 447-2000
fax (610) 447-6373
Mailing address
740 S Limestone Ste D201
Lexington, KY 405360001

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
August 31, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Kentucky #51473 · Pennsylvania #MD462385

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669884532. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
313
Distinct HCPCS
10
Medicare allowed
$36,786
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 57 56 $125
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 42 41 $99
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 37 37 $103
45380 Biopsy of large bowel using a flexible endoscope 36 36 $103
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 33 24 $76
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 31 31 $241
99214 Established patient office or other outpatient visit, 30-39 minutes 29 28 $94
45378 Diagnostic exam of large bowel using a flexible endoscope 19 19 $136
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 14 13 $63

In context: peer comparison

Among 1 peers in Chester Gastroenterology Physician, average services per provider: 31. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
79
Patients
13
Total drug cost
$3,227
Drug Type Claims Patients Total cost
Omeprazole Generic 25 0 $592
Pantoprazole Sodium Generic 18 0 $397
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 13 13 $185
Sucralfate Generic 12 0 $1,527
Esomeprazole Magnesium Generic 11 0 $527

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marijeta Pekez's medical specialty?
Dr. Marijeta Pekez practices Gastroenterology Physician in Chester, PA.
Where does Dr. Marijeta Pekez practice?
Dr. Marijeta Pekez practices at 1 Medical Center Blvd, Chester, PA 190133902. Office phone: 6104472000.
What is Dr. Marijeta Pekez's NPI?
Dr. Marijeta Pekez's National Provider Identifier (NPI) is 1669884532, issued by NPPES.
Does Dr. Marijeta Pekez accept Medicare assignment?
Yes. Dr. Marijeta Pekez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marijeta Pekez commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235). Source: CMS Medicare Physician & Other Practitioners file.