List of Gastroenterologists in Chicago
Chicago, Illinois, has 223 gastroenterologists in this dataset, last verified September 6, 2026. It is the biggest market for gastroenterologists among the 2 Illinois cities we track, ahead of Springfield (135). Local listings make up 15% of all gastroenterologists in Illinois.
62 gastroenterologists in Chicago list both a phone number and an email address, the best starting point for multi-channel outreach. Email coverage is below the Illinois average, 28.3% against 34.6%, so expect phone (98.7% coverage) to do most of the work.
With 78.9% already online (in line with 80% across Illinois), only 47 gastroenterologists in Chicago lack a website, so site improvements and SEO are the stronger pitch. 44 of their websites list a contact page URL.
50% of the 143 rated gastroenterologists in Chicago hold a 5-star average, below the Illinois figure of 59%. The 17 rated 1 to 2 stars are the obvious first calls for a reputation management pitch.
Social Media Reach
116
111
115
51
YouTube
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Gastroenterologists List in Chicago
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| LOGO | Business Name | Address | City | State | Country | Phone | Website | Reviews | Rating | FB | IG | LI | YT | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Michael D. Williams, MD | Address | Chicago | Illinois | United States | Email | Phone | 2 | 5 | — | ||||||
 | John E. Fortunato, Jr, MD | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
 | Lawrence Gluskin, M.D. | Address | Chicago | Illinois | United States | Email | Phone | 230 | 4.6 | — | — | ||||
Dr.Zohair Ahmed MD | Address | Chicago | Illinois | United States | Email | Phone | — | 2 | 5 | — | — | — | — | ||
Anthony P. Merza, MD | Address | Chicago | Illinois | United States | Email | Phone | — | 5 | 3.4 | — | — | — | — | ||
Dr. Ira M. Hanan, MD | Address | Chicago | Illinois | United States | Email | Phone | — | 2 | 5 | — | — | — | — | ||
Dr. Reed A. Berger, MD | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | |||||||
 | Parambir S. Dulai, MD | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | — | |||||
 | Bridget A. Whitehead, MD | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
 | Adelina Hung, MD | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
 | Robert L. Pintozzi, MD | Address | Chicago | Illinois | United States | Email | Phone | 5 | 5 | ||||||
 | Raza Hamdani, MBBS | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | — | |||||
 | Aava Khatiwada, M.D. | Address | Chicago | Illinois | United States | Email | Phone | 1 | 1 | ||||||
 | Michael D'Astice, MD | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | ||||||
 | John E. Pandolfino, MD | Address | Chicago | Illinois | United States | Email | Phone | 1 | 5 | — |
This is a randomized preview — the full database contains 223 records with complete field coverage.
Get the full Gastroenterologists database
223 verified records — emails, phones, social profiles and more. One-time payment, instant download.
Top business categories in Chicago
Most popular business categories across Chicago
Category | Gastroenterologists |
|---|---|
What You Can Do with the List of Gastroenterologists in Chicago
This list is built for teams that sell to gastroenterologists: medical supply distributors, practice software vendors, billing services and healthcare staffing agencies. It covers 223 gastroenterologists in Chicago, with the fields to call, email, segment and map them.
Who Sells to Gastroenterologists in Chicago, Illinois
Each of these buyers can work the 223 businesses in this list as a pipeline for a different product:
- Medical and dental supply distributors: Open accounts with the 223 gastroenterologists in Chicago for consumables, instruments and equipment.
- Practice management and EHR software: Pitch scheduling, patient records and billing systems to independent practices.
- Medical billing and credentialing services: Offer to take claims, coding and payer enrollment off the front desk.
- Healthcare staffing agencies: Place nurses, medical assistants and front-office staff.
Phone, Facebook and Email Outreach in Chicago, Illinois
Start with the 62 records that list both a phone number and an email address, then widen out channel by channel:
- Cold calling (220): 98.7% of records include a phone number for call campaigns, appointment setting and follow-ups.
- Facebook messages (116): 52% have a Facebook page, a further channel when calls and emails go unanswered.
- Email sequences (63): 28.3% of records include an email address, enough to run a dedicated cold email campaign alongside calls.
- CRM import: CSV and Excel files load into HubSpot, Salesforce, Zoho or Pipedrive, with city, state and postal code columns for assigning leads to reps.
Prospect Segments for Agencies in Chicago, Illinois
Filter the website, rating and social columns to pull the gastroenterologists that fit a specific service before you pitch:
- No website listed (47): 21% of gastroenterologists in Chicago have no website on record, a direct prospect list for web designers and local SEO agencies.
- Rated 1 to 2 stars (17): businesses with poor Google ratings, prospects for reputation management and review generation services.
Local Coverage Plan for Chicago
With 223 gastroenterologists in one city, local teams can work the list in person as well as by phone:
- Route planning: records include latitude and longitude, so field reps can map all 223 gastroenterologists in Chicago and plan visit days by neighborhood.
- Postal code patches: split Chicago by postal code to divide accounts between reps or focus on specific parts of town.
- Next markets: the 1 other Illinois cities we track are the next step once Chicago accounts are covered.
Data Coverage for Gastroenterologists in Chicago
223 records · verified September 6, 2026
- Phone numbers
- 220
- Email addresses
- 63
- Phone and email
- 62
- Websites
- 176
Google ratings· 143 rated (64%)
50% hold 5 stars
- 1-star rated
- 11
- 7.7% of rated
- 2-star rated
- 6
- 4.2% of rated
- 3-star rated
- 34
- 23.8% of rated
- 4-star rated
- 21
- 14.7% of rated
- 5-star rated
- 71
- 49.7% of rated
Social profiles:
- Facebook:116· 52%
- LinkedIn:115· 51.6%
- Instagram:111· 49.8%
- X (Twitter):64· 28.7%
- YouTube:51· 22.9%
Gastroenterologists in Chicago are a phone-first, Facebook-heavy market: 98.7% list a phone number but only 28.3% publish an email. Among 143 rated gastroenterologists, 50% hold 5 stars, a more even spread, so ratings separate businesses meaningfully.
Related Gastroenterologists by Location
Browse datasets for Gastroenterologists across nearby locations
Frequently asked questions about Gastroenterologists in Chicago, Illinois
Everything you need to know about our gastroenterologists database for Chicago, Illinois: data quality, coverage, freshness, pricing, and formats. Last updated September 6, 2026.
How many Gastroenterologists are there in Chicago, Illinois?
There are 223 gastroenterologists in Chicago, Illinois in our verified database, as of September 6, 2026.
This covers independent operators, regional chains, and enterprise-scale businesses, giving you the complete Chicago market for sales prospecting and territory planning.
How up to date is the Gastroenterologists data for Chicago, Illinois?
This dataset was last updated in September 6, 2026.
Business contact data decays at roughly 2–3% per month as businesses close, move, or change details, so we re-verify our most-purchased datasets on a rolling basis.
Every file is also run through email verification before delivery, and past buyers are offered discounted refreshed versions as updates ship.
What fields are included in the Gastroenterologists database for Chicago, Illinois?
Each record can include: business name, full address, phone number, email address, website URL, social profiles (LinkedIn, Facebook, Instagram, YouTube, X), review ratings, and category details, plus contact-page URLs where available.
Field coverage varies by record; the counts below and the free sample show you exactly what to expect before buying.
Where can I buy verified market intelligence data for Gastroenterologists businesses in Chicago, Illinois?
InfiniteLeadsHub provides verified market intelligence datasets for gastroenterologists businesses in Chicago, Illinois as a one-time purchase with no subscription.
Ideal for market research, sales planning, and business development.
How much does the Gastroenterologists database for Chicago, Illinois cost?
The complete gastroenterologists leads database for Chicago, Illinois costs $10 as a one-time payment.
You get instant access to all 223 records with no recurring fees, no per-record charges, and no seat limits.
It is a cost-effective alternative to subscription platforms that charge monthly for the same public business data.
Is this a cheaper alternative to subscription lead databases like ZoomInfo or Apollo?
Yes. For teams that need gastroenterologists contacts in Chicago, Illinois specifically, a one-time $10 file is usually far cheaper than subscription platforms, which typically charge thousands of dollars per year with contracts and per-seat pricing.
Subscriptions make sense for large sales teams needing continuous multi-industry access; a one-time targeted list makes sense when you know exactly which niche and geography you're selling into.
Can I preview a sample of the Gastroenterologists data before buying?
Yes. A free sample dataset is available so you can evaluate data quality, field coverage, and format before purchasing.
The sample is a representative slice of the full Chicago, Illinois gastroenterologists database, including contact fields, social profiles, and ratings data.
How do I download the Gastroenterologists list, and what file formats are available?
You get instant access after purchase. Files are delivered in CSV and Excel (XLSX) formats.
CSV and Excel import directly into CRMs like Salesforce, HubSpot, and Zoho and into any email platform.
How many Gastroenterologists in Chicago, Illinois have phone numbers?
220 gastroenterologists in Chicago, Illinois (99% of the database) include a phone number.
That makes the dataset effective for cold calling, telemarketing, and appointment setting campaigns.
How many Gastroenterologists in Chicago, Illinois have email addresses?
63 gastroenterologists in Chicago, Illinois (28%) include an email address.
Email remains one of the highest-ROI B2B outreach channels, making this subset ideal for cold email sequences, product announcements, and drip campaigns.
How many Gastroenterologists in Chicago, Illinois have both a phone number and an email address?
62 gastroenterologists in Chicago, Illinois have both a phone number and an email address.
Dual-contact records enable multi-channel outreach: combining calls with email follow-ups measurably improves response rates.
How many Gastroenterologists in Chicago, Illinois are active on social media?
Social profile coverage for gastroenterologists in Chicago, Illinois: 115 on LinkedIn, 116 on Facebook, 111 on Instagram, 51 on YouTube, 64 on X (Twitter).
Social presence signals digitally engaged businesses, which is useful for agencies pitching social media services, ad platforms building audiences, and vendors targeting digitally mature prospects.
How many Gastroenterologists in Chicago, Illinois have a website?
176 gastroenterologists in Chicago, Illinois (79%) have an active business website.
That is an indicator of digital maturity, and an ideal segment for SEO agencies, hosting providers, and SaaS platforms.
How many Gastroenterologists in Chicago, Illinois do not have a website?
47 gastroenterologists in Chicago, Illinois operate without a business website.
These are high-intent, overlooked prospects for web design agencies, local SEO providers, and Google Business optimization services.
What are the review ratings of Gastroenterologists in Chicago, Illinois?
Rating breakdown for gastroenterologists in Chicago, Illinois: 71 with a 5-star rating, 21 with a 4-star rating, 34 with a 3-star rating, 6 with a 2-star rating, 11 with a 1-star rating.
Top-rated businesses suit premium services and partnership proposals; lower-rated businesses are receptive prospects for reputation management, review tools, and operational software.
Can I get Gastroenterologists data for all of Illinois or the entire US?
Yes. Beyond Chicago, we offer the complete Gastroenterologists database for Illinois and a national all-50-states version.
If you buy the Chicago list first, contact us and we'll credit your purchase toward the state or national upgrade.
Is the Gastroenterologists contact data in Chicago, Illinois legal to use for B2B outreach?
Yes. All data is sourced exclusively from publicly available information: Google Business listings, company websites, social media profiles, and public business directories.
This is business contact information, not personal consumer data, making it appropriate for B2B prospecting.
We recommend following applicable regulations such as CAN-SPAM (US), CASL (Canada), and GDPR (EU-targeted campaigns) so your outreach remains fully compliant.