Dr. Dennis Paul Ommert, MD
- Part D claims, 2020
- 140
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2006
- Practice address
- 33 S State St, Chicago, IL 60603
- Practice phone
- Call (877) 868-5351
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Signify Health Medical Associates
Chicago, Illinois
Find Dr. Ommert'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. Dennis Paul Ommert is an internist in Chicago, Illinois
Dr. Ommert practices at Signify Health Medical Associates in Chicago, Illinois.
Dr. Ommert's NPI, 1437263704, was assigned on August 17, 2006. Dr. Ommert holds Illinois license 036106075.
- NPI
- 1437263704NPI Registry (opens in a new tab)
- NPI enumeration date
- August 17, 2006
- NPI status
- Active
- Practice phone
- (877) 868-5351
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Dennis Paul Ommert practices at Signify Health Medical Associates in Chicago, Illinois
Dr. Ommert's primary practice is Signify Health Medical Associates, at 33 S State St, Chicago, IL 60603 in Cook County. The practice phone is (877) 868-5351.
- Signify Health Medical Associates33 S State St, Chicago, IL 60603 · Cook CountyPhone(877) 868-5351
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Dennis Paul Ommert is affiliated with 2 sites of care and 1 medical group
Dr. Ommert's primary practice is Signify Health Medical Associates in Chicago, Illinois. The medical group on file is Signify Health. Dmand AI also links Dr. Ommert to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dennis Paul Ommert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ommert practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Signify Health Medical Associates | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dennis Paul Ommert is one of 5,652 internists in Illinois
Internal medicine is Dr. Ommert's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Ommert's licenses on file in 2 states: Illinois and Georgia.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
- Georgia license
Internists near Dr. Ommert
Counts of internists 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. Dennis Paul Ommert's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Ommert's median patient age at 72, with 56% women.
Dr. Ommert's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women56%
- Men41%
Source: Dmand AI Patient Panel Data
Dr. Dennis Paul Ommert wrote 140 Medicare Part D claims in 2020
In 2020, Dr. Ommert wrote 140 Medicare Part D claims. Every claim was for a generic drug. They cover 7 drugs, with $1,435 in total drug cost. In 2019, CMS named 103 claims across 7 drugs.
Dr. Ommert's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1032020: 14036%
Drugs named by CMS: 7 in 2020, 7 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. Dennis Paul Ommert'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| 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. Dennis Paul Ommert
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. Dennis Paul Ommert's NPI number?
Dr. Dennis Paul Ommert's NPI number is 1437263704. It was assigned on August 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dennis Paul Ommert?
Dr. Dennis Paul Ommert is an internist in Chicago, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Dennis Paul Ommert practice?
Dr. Ommert practices at 33 S State St, Chicago, IL 60603. Dr. Ommert's primary practice is Signify Health Medical Associates in Chicago, Illinois. Dmand AI also links Dr. Ommert to 1 group practice or clinic.
What is Dr. Dennis Paul Ommert's office phone number?
The practice phone on file for Dr. Ommert is (877) 868-5351.
What is Dr. Dennis Paul Ommert's medical license number?
Dr. Ommert holds Illinois license 036106075, one of the licenses on file in 2 states.
Which states has Dr. Dennis Paul Ommert been licensed in?
Dmand AI has state licenses on file for Dr. Ommert in Illinois and Georgia.
What medical group is Dr. Dennis Paul Ommert part of?
Dr. Ommert is linked to Signify Health.
What drugs does Dr. Dennis Paul Ommert prescribe most?
In 2020 Medicare Part D data, Dr. Ommert's most prescribed drugs by claims were Lisinopril, Amlodipine Besylate and Atorvastatin Calcium.
How long has Dr. Dennis Paul Ommert been practicing?
Dr. Ommert graduated from medical school in 1999, 27 years ago.
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