Dr. Thomas William Allen, MD
- Part D claims, 2019
- 14
- Industry payments
- $71
- Affiliated sites
- 1
- State licenses
- 3
- Year NPI issued
- 2007
- Practice address
- 333 N Michigan Ave Ste 1114 Suite 1114, Chicago, IL 60601-4001
- Practice phone
- Call (312) 578-0468
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tom Allen MD SC
Physician office · Chicago, Illinois
Find Dr. Allen'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. Thomas William Allen is a psychiatrist in Chicago, Illinois
Dr. Allen practices at Tom Allen MD SC in Chicago, Illinois.
Dr. Allen's NPI, 1891900197, was assigned on May 11, 2007. Dr. Allen graduated from Feinberg School of Medicine in 2001.
- NPI
- 1891900197NPI Registry (opens in a new tab)
- NPI enumeration date
- May 11, 2007
- NPI status
- Active
- Practice phone
- (312) 578-0468
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Thomas William Allen practices at 2 locations in Chicago, Illinois
Dr. Allen's primary practice is Tom Allen MD SC, at 333 N Michigan Ave Ste 1114 Suite 1114, Chicago, IL 60601-4001. The practice phone is (312) 578-0468. The NPI Registry lists Dr. Allen's practice address as 446 E Ontario St, Chicago, IL 60611-4418.
- Tom Allen MD SCPrimary333 N Michigan Ave Ste 1114 Suite 1114, Chicago, IL 60601-4001Phone(312) 578-0468
- NPI Registry address446 E Ontario St, Chicago, IL 60611-4418Phone(312) 926-8638
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Thomas William Allen is affiliated with 1 site of care
Dr. Allen's primary practice is Tom Allen MD SC in Chicago, Illinois.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Thomas William Allen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Allen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tom Allen MD SC | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Thomas William Allen is one of 1,527 psychiatrists in Illinois
Psychiatry is Dr. Allen's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Allen is board certified in hospice and palliative medicine by the American Board of Internal Medicine. Dmand AI has Dr. Allen's licenses on file in 3 states: Illinois, Nevada and Washington.
Specialties and state licenses
- Psychiatry, Illinois
- Nevada license
- Washington license
Psychiatrists near Dr. Allen
Counts of psychiatrists 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. Thomas William Allen wrote 14 Medicare Part D claims in 2019
In 2019, Dr. Allen wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $100 in total drug cost.
Dr. Allen's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Thomas William Allen received $71 in industry payments from 2021 to 2024
CMS Open Payments shows 3 general payments to Dr. Allen from 2 drug and device companies from 2021 to 2024. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $56.
General payments to Dr. Allen by program year, 2021 to 2024
Companies that paid Dr. Allen the most, 2021 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas William Allen graduated from Feinberg School of Medicine
Dr. Allen graduated from Feinberg School of Medicine in 2001.
- Medical school
- Board certified in hospice and palliative medicine
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas William Allen'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Thomas William Allen
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. Thomas William Allen's NPI number?
Dr. Thomas William Allen's NPI number is 1891900197. It was assigned on May 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas William Allen?
Dr. Thomas William Allen is a psychiatrist in Chicago, Illinois. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Thomas William Allen practice?
Dr. Allen practices at 333 N Michigan Ave Ste 1114 Suite 1114, Chicago, IL 60601-4001. Dr. Allen also practices at 446 E Ontario St, Chicago, IL 60611-4418. Dr. Allen's primary practice is Tom Allen MD SC in Chicago, Illinois.
What is Dr. Thomas William Allen's office phone number?
The practice phone on file for Dr. Allen is (312) 578-0468.
Which states has Dr. Thomas William Allen been licensed in?
Dmand AI has state licenses on file for Dr. Allen in Illinois (2004 to 2026), Nevada and Washington (2013 to 2016).
Is Dr. Thomas William Allen board certified?
Yes. Dr. Allen is board certified in hospice and palliative medicine by the American Board of Internal Medicine.
Where did Dr. Thomas William Allen go to medical school?
Dr. Allen graduated from Feinberg School of Medicine in 2001.
What drugs does Dr. Thomas William Allen prescribe most?
In 2019 Medicare Part D data, Dr. Allen's most prescribed drugs by claims were Furosemide.
Has Dr. Thomas William Allen received payments from drug or device companies?
CMS Open Payments shows $71 in general payments to Dr. Allen from 2 companies from 2021 to 2024. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Thomas William Allen been practicing?
Dr. Allen graduated from medical school in 2001, 25 years ago.
Selling to psychiatry practices?
See psychiatrists in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card