Internists in Oak Forest, IL
- Internists
- 11
- Linked to a hospital or group
- 2
- Medical groups with an internist
- 1
There are 11 internists in Oak Forest. John H. Stroger, Jr. Hospital of Cook County has the most, 2. 50% finished medical school 30 or more years ago.
Find work emails and mobile numbers for all 11 Oak Forest internists
Validated work emails and mobile numbers for Oak Forest internists, found through healthcare waterfall enrichment, with a free Dmand AI account.
Oak Forest internists, listed A to Z by last name
Each internist on the list has internal medicine as their primary specialty and an Oak Forest practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.
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Sort and filter all 11 Oak Forest internists by hospital, medical group, the EHR they use and Medicare volume in Dmand AI.
| Internist | Hospitals | Medical groups | Email and phone |
|---|---|---|---|
| Fahmeeda Begum, MDNPI 1861532228 | - | 1 group | Contacts |
| Zaia Ishaq Lachin, MDNPI 1518029057 | - | 1 group | Contacts |
| Olivia Esther Patch, MDNPI 1780790527 | - | - | Contacts |
| Pitud Allan Rangsithienchai, MDNPI 1053592477 | - | - | Contacts |
The list shows the 4 internists with a public profile. The other 7 are counted in the total and searchable with a free account.
Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data
For health IT teams
Dmand AI has the EHR for 3 of 11 Oak Forest internists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.
John H. Stroger, Jr. Hospital of Cook County has the most internists in Oak Forest, with 2
Counts are internists with an Illinois address linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
50% of Oak Forest internists finished medical school 30 or more years ago
1 of the 2 Oak Forest internists with a graduation year on file. 0 graduated in the last 10 years, fewer than graduated 40 or more years ago.
Physicians by years since medical school
- Under 10 years ago0
- 10 to 19 years ago0
- 20 to 29 years ago1
- 30 to 39 years ago0
- 40 or more years ago1
Source: Dmand AI Professional Profile Data
Every Oak Forest internist profile shows current hospitals and groups, Medicare activity and NPI details
- Primary practiceThe main place they practice, with its type and cityOn every profile
- Every site of careEach hospital, clinic and group where they practice nowWith a free account
- EmployerThe organization they work for, when one is on fileWith a free account
- Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
- Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
- Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
- Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
- Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
- NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
- Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
- EHR in useThe EHR at each site where they practiceWith a free account
- Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data
Sources for the Oak Forest internist directory
| Data on this page | Source |
|---|---|
| HCPs, types and specialties | NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data |
| Sites of care, hospitals and medical groups | Dmand AI Affiliation Data |
| Medical school graduation year | Dmand AI Professional Profile Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
Internists are HCPs whose primary specialty is internal medicine (taxonomy code 207R00000X), with an active NPI and an Oak Forest practice address.
FAQ
Frequently asked questions about internists in Oak Forest
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many internists are in Oak Forest?
11 internists have an active NPI, an Oak Forest practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 2 of them are linked to a hospital or medical group.
What is the taxonomy code for internal medicine?
207R00000X is the NPPES taxonomy code for internal medicine. Sub-specialties with their own code are counted on their own lists.
Dmand AI
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