Doctor profile · Federal record

Dr. Alexander Hristov, MD

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Chicago, IL

  • NPI 1770939969
  • Accepts Medicare
  • 10 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 W Nelson St
Chicago, IL 606576704
(773) 296-7095
Mailing address
29373 Network Pl
Chicago, IL 606736686

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
October 13, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Illinois #036.148603 · Wisconsin #6419-851

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770939969. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
200
Distinct HCPCS
10
Medicare allowed
$23,413
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 36 36 $89
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 35 35 $103
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 24 23 $227
99214 Established patient office or other outpatient visit, 30-39 minutes 17 13 $102
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 17 17 $89
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $125
45380 Biopsy of large bowel using a flexible endoscope 14 14 $99
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 14 13 $125
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $141
99213 Established patient office or other outpatient visit, 20-29 minutes 13 13 $64

In context: peer comparison

Among 70 peers in this city , average services per provider: 239. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
286
Patients
179
Total drug cost
$6,710
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 138 129 $3,133
Omeprazole Generic 92 38 $1,294
Famotidine Generic 23 12 $266
Pantoprazole Sodium Generic 21 0 $253
Ursodiol Generic 12 0 $1,765

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Hristov's medical specialty?
Dr. Alexander Hristov practices Gastroenterology Physician in Chicago, IL.
Where does Dr. Alexander Hristov practice?
Dr. Alexander Hristov practices at 900 W Nelson St, Chicago, IL 606576704. Office phone: 7732967095.
What is Dr. Alexander Hristov's NPI?
Dr. Alexander Hristov's National Provider Identifier (NPI) is 1770939969, issued by NPPES.
Does Dr. Alexander Hristov accept Medicare assignment?
Yes. Dr. Alexander Hristov accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Hristov commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); 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). Source: CMS Medicare Physician & Other Practitioners file.