ALEXANDER HRISTOV MD
NPI 1770939969
Internal Medicine - Gastroenterology in Chicago, IL

Active since May 06, 2016PECOS EnrolledAccepts Medicare Assignment
900 W NELSON ST, CHICAGO, IL 60657(773) 296-7095 Get Directions Write a Review

NPPES record last updated: October 13, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Oct 13, 2022, Jun 17, 2019, Dec 30, 2016 (3 updates tracked since 2016).

About Alexander Hristov Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXANDER HRISTOV MD (NPI 1770939969) is an individual gastroenterology provider in Chicago, Illinois, licensed in Illinois (036.148603) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS, is affiliated with Advocate Illinois Masonic Medical Center, and is a graduate of Rush Medical College Of Rush University (2016).

NPPES Registry Identity

NPI1770939969
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameALEXANDER HRISTOVCredential: MD
Location Address900 W NELSON STChicago, IL 60657-6704
Mailing Address29373 Network PlChicago, IL 60673-6686 · (847) 390-5900
Sole ProprietorNo
Medical School CMSRush Medical College Of Rush UniversityGraduated 2016
Enumeration DateMay 6, 2016
Last NPPES UpdateOctober 13, 20223 updates tracked since enumeration
NPPES CertifiedOctober 13, 2022
NPI 1770939969 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in IL · 036.148603
Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedInternal MedicineTaxonomy 207R00000X · License 6419-851 (WI)
900 W NELSON ST, Chicago, IL 60657

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Alexander Hristov Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5698068294
PECOS Enrollment IDI20220812001465
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

This service was performed 43 times for 42 patients

Biopsy of large bowel using a flexible endoscope

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

This service was performed 29 times for 29 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 24 times for 21 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 34 times for 27 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

This service was performed 13 times for 13 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

This service was performed 17 times for 16 patients

Insertion of needle into vein for collection of blood sample

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

This service was performed 23 times for 13 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 41 times for 41 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

This service was performed 28 times for 28 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

This service was performed 21 times for 17 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $34.71 for a new patient copayment and $26.42 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 60657 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $138.86
  • Minimum New Patient Price $60.08
  • Maximum New Patient Price $183.39
  • Average New Patient Copayment $34.71
  • Minimum New Patient Copayment $15.02
  • Maximum New Patient Copayment $45.84

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $105.7
  • Minimum Established Patient Price $18.97
  • Maximum Established Patient Price $148.12
  • Average Established Patient Copayment $26.42
  • Minimum Established Patient Copayment $4.74
  • Maximum Established Patient Copayment $37.03

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Alexander Hristov is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
ADVOCATE ILLINOIS MASONIC MEDICAL CENTER836 WEST WELLINGTON AVENUE
CHICAGO, IL 60657
(773) 975-1600Acute Care Hospitals

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pharmacist
900 W NELSON ST
CHICAGO, IL 60657
Internal Medicine (Hematology & Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Obstetrics & Gynecology (Gynecologic Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Physician Assistant (Medical)
900 W NELSON ST
CHICAGO, IL 60657
Radiology (Radiation Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Obstetrics & Gynecology (Gynecologic Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Internal Medicine (Gastroenterology)
900 W NELSON ST
CHICAGO, IL 60657
Clinical Nurse Specialist
900 W NELSON ST
CHICAGO, IL 60657
Radiology (Radiation Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Internal Medicine (Gastroenterology)
900 W NELSON ST
CHICAGO, IL 60657
Internal Medicine (Hematology & Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Physician Assistant
900 W NELSON ST
CHICAGO, IL 60657
Genetic Counselor, MS
900 W NELSON ST
CHICAGO, IL 60657
Radiology (Radiation Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Internal Medicine (Hematology & Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Internal Medicine (Medical Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Surgery
900 W NELSON ST
CHICAGO, IL 60657
Colon & Rectal Surgery
900 W NELSON ST
CHICAGO, IL 60657
Internal Medicine (Hematology & Oncology)
900 W NELSON ST
CHICAGO, IL 60657
Physician Assistant
900 W NELSON ST
CHICAGO, IL 60657

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770939969, enumerated as an "individual" on May 06, 2016.

The provider is located at 900 W NELSON ST CHICAGO, IL 60657 and the phone number is (773) 296-7095.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

The provider might be accepting Accepts: Ambetter from Home State Health, Ambetter Health. Please consult your insurance carrier or call the provider to verify.

Alexander Hristov is affiliated with: ADVOCATE ILLINOIS MASONIC MEDICAL CENTER.