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Dr. David E. Barker, MD
NPI1306870993
- Medicare services, 2019
- 52
- Part D claims, 2020
- 141
- Publications
- 3
- Industry payments
- $21
- Affiliated sites
- 2
- Practice address
- 2020 W Harrison St, Chicago, IL 60612-3741
- Practice phone
- Call (312) 572-4500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ruth M. Rothstein Core Center (ffs)
Multi-specialty group site · Chicago, Illinois
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Dr. David E. Barker is an infectious disease specialist in Chicago, Illinois
Dr. Barker practices at Ruth M. Rothstein Core Center (ffs) in Chicago, Illinois.
Dr. Barker's NPI, 1306870993, was assigned on July 10, 2006. Dr. Barker holds Illinois license 036073201.
NPI and contact details
- NPI
- 1306870993NPI Registry (opens in a new tab)
- NPI enumeration date
- July 10, 2006
- NPI status
- Active
- Practice phone
- (312) 572-4500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David E. Barker practices at Ruth M. Rothstein Core Center (ffs) in Chicago, Illinois
Dr. Barker's primary practice is Ruth M. Rothstein Core Center (ffs), at 2020 W Harrison St, Chicago, IL 60612-3741. The practice phone is (312) 572-4500.
- Ruth M. Rothstein Core Center (ffs)2020 W Harrison St, Chicago, IL 60612-3741Phone(312) 572-4500
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David E. Barker is affiliated with 2 sites of care and 2 medical groups
Dr. Barker's primary practice is Ruth M. Rothstein Core Center (ffs) in Chicago, Illinois. The medical group on file is John H. Stroger, Jr. Hospital of Cook County. Dmand AI also links Dr. Barker to 1 more group practice or clinic and 1 medical group, each named with a free account.
Ruth M. Rothstein Core Center (ffs)Primary
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. David E. Barker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ruth M. Rothstein Core Center (ffs) | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David E. Barker is one of 400 infectious disease specialists in Illinois
Infectious disease is Dr. Barker's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Barker is licensed in Illinois.
Specialties and state licenses
- Infectious disease, IllinoisPrimary
Infectious disease specialists near Dr. Barker
Counts of infectious disease specialists 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. David E. Barker billed Medicare for 52 services in 2019
CMS data shows 52 Medicare services from Dr. Barker across 2 procedure codes in 2019, all of them office visits. Medicare paid $3,339 for them. Every service was in an office.
Medicare services, 201952
Paid by Medicare$3,339
Procedure codes2
Dr. Barker's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 482019: 528%
Dr. Barker compared with the Illinois median for infectious disease specialists, 2019
- Dr. Barker
- Illinois median
- Medicare services
- 52vs 44088% below
- Part D claims
- 141vs 19528% below
Medians across 383 infectious disease specialists in Illinois with Dmand AI profiles that report each measure.
Dr. Barker's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Barker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Barker and other infectious disease specialists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David E. Barker's patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Dr. Barker's median patient age at 39, with 50% women.
Dr. Barker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. David E. Barker wrote 141 Medicare Part D claims in 2020
In 2020, Dr. Barker wrote 141 Medicare Part D claims. They cover 9 drugs, with $158,781 in total drug cost. In 2019, CMS named 1,288 claims across 51 drugs.
Part D claims, 2020141
Drugs named by CMS9
Total drug cost$158,781
Dr. Barker'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: 1,2882020: 14189%
Drugs named by CMS: 9 in 2020, 51 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. David E. Barker has 3 publications on record
Dmand AI links 3 papers to Dr. Barker in 2012. The most frequent topics are HIV Infections. Dr. Barker's most frequent co-authors are Ronald Jay Lubelchek, MD, Sarah C. Hoehnen, DO and Sabrina Renee Kendrick, MD.
Papers3
Topics Dr. Barker writes about most
- HIV Infections
Dr. Barker's most frequent co-authors
- Ronald Jay Lubelchek, MD2 shared papers
- Sarah C. Hoehnen, DO1 shared paper
- Sabrina Renee Kendrick, MD1 shared paper
Recent publications by Dr. Barker
Black or African AmericanHIV-1HIV Infections
J Acquir Immune Defic Syndr
ChicagoCluster AnalysisHIV Infections
See who Dr. Barker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Barker works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David E. Barker received $21 in industry payments in 2017
CMS Open Payments shows 2 general payments to Dr. Barker from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $21.
Companies that paid Dr. Barker the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. David E. Barker'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 | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (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. David E. Barker
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. David E. Barker's NPI number?
Dr. David E. Barker's NPI number is 1306870993. It was assigned on July 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David E. Barker?
Dr. David E. Barker is an infectious disease specialist in Chicago, Illinois. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. David E. Barker practice?
Dr. Barker practices at 2020 W Harrison St, Chicago, IL 60612-3741. Dr. Barker's primary practice is Ruth M. Rothstein Core Center (ffs) in Chicago, Illinois. Dmand AI also links Dr. Barker to 1 group practice or clinic and 1 medical group.
What is Dr. David E. Barker's office phone number?
The practice phone on file for Dr. Barker is (312) 572-4500.
What is Dr. David E. Barker's medical license number?
Dr. Barker holds Illinois license 036073201.
What medical group is Dr. David E. Barker part of?
Dr. Barker is linked to John H. Stroger, Jr. Hospital of Cook County. Dmand AI links Dr. Barker to 1 more medical group.
Does Dr. David E. Barker accept Medicare?
Yes. CMS data shows Dr. Barker billed Medicare for 52 services in 2019.
What services does Dr. David E. Barker bill to Medicare?
In 2019, Dr. Barker's most billed Medicare services were office visit, established patient (99215) and office visit, established patient (99213).
What drugs does Dr. David E. Barker prescribe most?
In 2020 Medicare Part D data, Dr. Barker's most prescribed drugs by claims were Triumeq, Biktarvy and Pravastatin Sodium.
Has Dr. David E. Barker received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Barker from 1 company from 2017 to 2017. The largest total came from Allergan Inc.
Show 3 more questionsShow fewer questions
How long has Dr. David E. Barker been practicing?
Dr. Barker's NPI was assigned in 2006.
Does Dr. David E. Barker do research?
Dmand AI links 3 publications to Dr. Barker.
Who does Dr. David E. Barker publish with?
Dr. Barker's most frequent co-authors are Ronald Jay Lubelchek, MD (2 shared papers), Sarah C. Hoehnen, DO (1 shared paper) and Sabrina Renee Kendrick, MD (1 shared paper).
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