Dr. Alexander Hristov, MD
- Medicare services, 2024
- 273
- Medicare patients, 2024
- 138
- Part D claims, 2024
- 535
- Hospital affiliations
- 1
- Industry payments
- $157
- Practice address
- 836 West Wellington Avenue, Chicago, IL 60657
- Practice phone
- Call (773) 975-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hristov's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Alexander Hristov is a gastroenterologist in Chicago, Illinois
Dr. Hristov practices at Advocate Illinois Masonic Medical Center in Chicago, Illinois, part of Advocate Health.
Dr. Hristov's NPI, 1770939969, was assigned on May 6, 2016. Dr. Hristov graduated from Rush Medical College of Rush University in 2016. Dr. Hristov holds Illinois license 036.148603.
- NPI
- 1770939969NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698068294
- NPI enumeration date
- May 6, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 975-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexander Hristov practices at Advocate Illinois Masonic Medical Center in Chicago, Illinois
Dr. Hristov's primary practice is Advocate Illinois Masonic Medical Center, at 836 West Wellington Avenue, Chicago, IL 60657 in Cook County. The practice phone is (773) 975-1600.
- Advocate Illinois Masonic Medical Center836 West Wellington Avenue, Chicago, IL 60657 · Cook CountyPhone(773) 975-1600
Source: Dmand AI Affiliation Data
Dr. Alexander Hristov is affiliated with 3 sites of care and 2 medical groups
Dr. Hristov's primary practice is Advocate Illinois Masonic Medical Center in Chicago, Illinois, part of Advocate Health. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Dr. Hristov to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alexander Hristov's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hristov practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Illinois Masonic Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexander Hristov is one of 771 gastroenterologists in Illinois
Gastroenterology is Dr. Hristov's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Hristov's licenses on file in 2 states: Illinois and Wisconsin.
Specialties and state licenses
- Gastroenterology, IllinoisPrimary
- Internal medicine, Wisconsin
Gastroenterologists near Dr. Hristov
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Alexander Hristov billed Medicare for 273 services in 2024
CMS data shows 273 Medicare services from Dr. Hristov across 10 procedure codes in 2024, for 138 Medicare patients. Medicare paid $22,003 for them.
Dr. Hristov's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1272024: 15018%
- Surgery
- 2023: 732024: 12368%
Where Dr. Hristov's Medicare services took place, 2024
- In an office238%
- In a facility25092%
Dr. Hristov compared with the Illinois median for gastroenterologists, 2024
- Dr. Hristov
- Illinois median
- Medicare services
- 273vs 49845% below
- Medicare patients
- 138vs 30755% below
- Part D claims
- 404vs 3709% above
Medians across 757 gastroenterologists in Illinois with Dmand AI profiles that report each measure.
Dr. Hristov's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hristov and other gastroenterologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alexander Hristov treated 138 Medicare patients in 2024, average age 73
CMS counts 138 Medicare patients who saw Dr. Hristov in 2024. The largest group is 65 to 74, with 70 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 41% are also on Medicaid. Their average risk score is 1.92, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Hristov's median patient age at 68, with 51% women.
Dr. Hristov's Medicare patients by age, 2024
Dr. Hristov's Medicare patients by sex, 2024
- Women7151%
- Men6749%
Chronic conditions among Dr. Hristov's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis44%
- Ischemic heart disease43%
- Mood disorders37%
- Chronic kidney disease34%
- Diabetes33%
- Anxiety30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hristov's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alexander Hristov wrote 535 Medicare Part D claims in 2024
In 2024, Dr. Hristov wrote 535 Medicare Part D claims for 220 patients. 73% of them were for generic drugs. CMS names the drug for 404 of them, across 6 drugs with 11 or more claims each, at $24,331 in total drug cost. In 2023, CMS named 286 claims across 5 drugs.
Dr. Hristov's Part D claims by kind of drug, 2024
- Generic390 claims73%
- Brand-name145 claims27%
Dr. Hristov's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Hristov's Part D claims, 2024
- Antibiotics3%14 of 535 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2862024: 40441%
Drugs named by CMS: 6 in 2024, 5 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Alexander Hristov ranks in the 66th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Hristov accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 57 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Hristov, more than 66% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Hristov ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 66th percentile57 procedures
- Colonoscopy
- 59th percentile40 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Alexander Hristov received $157 in industry payments in 2025
CMS Open Payments shows 4 general payments to Dr. Hristov from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. CONMED Corporation paid the most, $110.
Companies that paid Dr. Hristov the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alexander Hristov graduated from Rush Medical College of Rush University
Dr. Hristov graduated from Rush Medical College of Rush University in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alexander Hristov's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Alexander Hristov
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Alexander Hristov's NPI number?
Dr. Alexander Hristov's NPI number is 1770939969. It was assigned on May 6, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander Hristov?
Dr. Alexander Hristov is a gastroenterologist in Chicago, Illinois. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Alexander Hristov practice?
Dr. Hristov practices at 836 West Wellington Avenue, Chicago, IL 60657. Dr. Hristov's primary practice is Advocate Illinois Masonic Medical Center in Chicago, Illinois, part of Advocate Health. Dmand AI also links Dr. Hristov to 2 group practices and clinics and 1 medical group.
What is Dr. Alexander Hristov's office phone number?
The practice phone on file for Dr. Hristov is (773) 975-1600.
What is Dr. Alexander Hristov's medical license number?
Dr. Hristov holds Illinois license 036.148603, one of the licenses on file in 2 states.
Which states has Dr. Alexander Hristov been licensed in?
Dmand AI has state licenses on file for Dr. Hristov in Illinois and Wisconsin.
Which hospitals is Dr. Alexander Hristov affiliated with?
Dr. Hristov practices at Advocate Illinois Masonic Medical Center in Chicago, Illinois.
What medical group is Dr. Alexander Hristov part of?
Dr. Hristov is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Dr. Hristov to 1 more medical group.
Does Dr. Alexander Hristov accept Medicare?
Yes. CMS data shows Dr. Hristov billed Medicare for 273 services in 2024, and Dr. Hristov accepts Medicare assignment.
How many Medicare patients does Dr. Alexander Hristov see?
CMS counts 138 Medicare patients who saw Dr. Hristov in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Alexander Hristov bill to Medicare?
In 2024, Dr. Hristov's most billed Medicare services were surgery: digestive system (43239), office visit, new patient (99204) and office visit, established patient (99214).
Where did Dr. Alexander Hristov go to medical school?
Dr. Hristov graduated from Rush Medical College of Rush University in 2016.
What drugs does Dr. Alexander Hristov prescribe most?
In 2024 Medicare Part D data, Dr. Hristov's most prescribed drugs by claims were Omeprazole, Peg 3350-Electrolyte and Famotidine.
Has Dr. Alexander Hristov received payments from drug or device companies?
CMS Open Payments shows $157 in general payments to Dr. Hristov from 2 companies from 2025 to 2025. The largest total came from CONMED Corporation.
How long has Dr. Alexander Hristov been practicing?
Dr. Hristov graduated from medical school in 2016, 10 years ago.
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