Dr. Rima Mahmoud Dafer, MD, MPH

  • Chicago, IL
  • Neurologist
NPI1407939846PAC ID3375564875
Medicare services, 2024
236
Medicare patients, 2024
202
Part D claims, 2024
503
Publications
50
Hospital affiliations
2
Practice address
1653 West Congress Parkway, Chicago, IL 60612
Practice phone
Call (312) 942-5000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Rush University Medical Center

Hospital · Chicago, Illinois

Find Dr. Dafer'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.

View contacts for free

Dr. Rima Mahmoud Dafer is a neurologist in Chicago, Illinois

Dr. Dafer practices at Rush University Medical Center in Chicago, Illinois, part of Rush System for Health.

Dr. Dafer's NPI, 1407939846, was assigned on October 21, 2006. Dr. Dafer graduated from University of Baghdad College of Medicine in 1989. Dr. Dafer holds Illinois license 036114667.

NPI and contact details
Medicare PAC ID
3375564875
NPI enumeration date
October 21, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(312) 942-5000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
63
Medical school graduation
1989

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Rima Mahmoud Dafer practices at Rush University Medical Center in Chicago, Illinois

Dr. Dafer's primary practice is Rush University Medical Center, at 1653 West Congress Parkway, Chicago, IL 60612 in Cook County. The practice phone is (312) 942-5000.

Source: Dmand AI Affiliation Data

Dr. Rima Mahmoud Dafer is affiliated with 2 sites of care and 1 medical group

Dr. Dafer's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health. Dr. Dafer is also affiliated with Loyola University Medical Center. The medical group on file is Rush University Internists.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Rima Mahmoud Dafer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dafer practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Rush University Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Dafer practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Rush System for Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Rima Mahmoud Dafer is one of 822 neurologists in Illinois

Neurology is Dr. Dafer's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Dafer is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Dafer's licenses on file in 5 states: Illinois, Indiana, Michigan, Ohio and Florida.

Specialties and state licenses

  • Neurology, IllinoisPrimaryLicense 036114667 · 2005 to 2026 · taxonomy 2084N0400X
  • Indiana license2017 to 2025
  • Michigan license1996 to 2015
  • Ohio license1996 to 2009
  • Florida license2005 to 2008

Clinical focus

Dmand AI lists acute mini-stroke (TIA), cerebrovascular disease, epilepsy, migraine and chronic headache, neuropathy, non-alzheimer's dementia (chronic), stroke and thoracic spine disorders among the conditions Dr. Dafer treats.

Neurologists near Dr. Dafer

Counts of neurologists 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. Rima Mahmoud Dafer billed Medicare for 236 services in 2024

CMS data shows 236 Medicare services from Dr. Dafer across 7 procedure codes in 2024, for 202 Medicare patients. Medicare paid $21,013 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024236
Medicare patients202
Paid by Medicare$21,013
Procedure codes7

Dr. Dafer's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2832024: 20328%
Tests and treatments
2023: 142024: 33136%

Dr. Dafer compared with the Illinois median for neurologists, 2024

  • Dr. Dafer
  • Illinois median
Medicare services
236vs 40141% below
Medicare patients
202vs 22510% below
Part D claims
347vs 3189% above

Medians across 747 neurologists in Illinois with Dmand AI profiles that report each measure.

Dr. Dafer's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Dafer

Need commercial claims for Dr. Dafer?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dafer and other neurologists in Illinois.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Rima Mahmoud Dafer treated 202 Medicare patients in 2024, average age 72

CMS counts 202 Medicare patients who saw Dr. Dafer in 2024. The largest group is 75 to 84, with 73 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 36% are also on Medicaid. Their average risk score is 1.95, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Dafer's median patient age at 61, with 66% women.

Medicare patients, 2024202
Average age72
Average risk score1.95
Also on Medicaid36%

Dr. Dafer's Medicare patients by age, 2024

Dr. Dafer's Medicare patients by sex, 2024

  • Women12863%
  • Men7437%

Chronic conditions among Dr. Dafer's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Stroke or TIA74%
  4. Arthritis57%
  5. Diabetes45%
  6. Mood disorders42%
  7. Ischemic heart disease40%
  8. Chronic kidney disease38%

Share of Medicare patients with each condition. A patient can have several.

Dr. Dafer's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women66%
  • Men34%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Rima Mahmoud Dafer wrote 503 Medicare Part D claims in 2024

In 2024, Dr. Dafer wrote 503 Medicare Part D claims for 84 patients. 70% of them were for generic drugs. CMS names the drug for 347 of them, across 15 drugs with 11 or more claims each, at $143,362 in total drug cost. In 2023, CMS named 230 claims across 13 drugs.

Part D claims, 2024503
Drugs named by CMS15
Total drug cost$143,362
Part D patients84

Dr. Dafer's Part D claims by kind of drug, 2024

  • Generic353 claims70%
  • Brand-name150 claims30%

Dr. Dafer's most prescribed drugs by claims, 2024

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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2302024: 34751%

Drugs named by CMS: 15 in 2024, 13 in 2023.

See all prescribing by Dr. Dafer

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Rima Mahmoud Dafer offers telehealth to Medicare patients

Dr. Dafer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dafer as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

Find neurologists like Dr. Dafer by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Rima Mahmoud Dafer has 50 publications on record

Dmand AI links 50 papers to Dr. Dafer, published from 2006 to 2025. 2020 was the busiest year, with 6. The most frequent topics are Stroke, Migraine Disorders and Brain Ischemia. Dr. Dafer has published most often in J Stroke Cerebrovasc Dis. Dr. Dafer's most frequent co-authors are Nicholas Dykman Osteraas, MD, Sheena Kaur Aurora, MBBS and James Joseph Conners, MD.

Papers50
Years published2006 to 2025

Dr. Dafer's papers by year, 2016 to 2025

Topics Dr. Dafer writes about most

  • Stroke
  • Migraine Disorders
  • Brain Ischemia
  • Fibrinolytic Agents
  • Magnetic Resonance Imaging
  • Comorbidity
  • COVID-19
  • Anticoagulants

Dr. Dafer's most frequent co-authors

Recent publications by Dr. Dafer

See all 50 publications and co-authors

See who Dr. Dafer researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dafer works with, so you can find a warm path to the right neurologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Rima Mahmoud Dafer received $117,305 in industry payments from 2017 to 2025

CMS Open Payments shows 108 general payments to Dr. Dafer from 11 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 68% of the total. Eli Lilly and Company paid the most, $94,972. It also lists 1 research payment totaling $50 in 2021.

General payments to Dr. Dafer by program year, 2017 to 2025

General payments to Dr. Dafer by kind, 2017 to 2025

$117.3Kin total
  • Consulting fees$80,26968%
  • Travel and lodging$26,94223%
  • Speaker and faculty fees$5,4755%
  • Food and beverage$3,3593%
  • Education$1,2601%

Companies that paid Dr. Dafer the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Dafer

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Rima Mahmoud Dafer has 1 award and honors on record

Dmand AI lists 1 award for Dr. Dafer, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Dafer

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Rima Mahmoud Dafer graduated from University of Baghdad College of Medicine

Dr. Dafer graduated from University of Baghdad College of Medicine in 1989. Dr. Dafer is a member of AAN and AHA.

  1. Medical schoolUniversity of Baghdad College of Medicine
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology
  3. Board certified in vascular neurologyAmerican Board of Psychiatry and Neurology
  4. Board certified in headache medicineUnited council of neurological subspecialties

Source: Dmand AI Professional Profile Data

Dr. Rima Mahmoud Dafer accepts plans from 17 insurance carriers

Dr. Dafer is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

Plan types Dr. Dafer accepts, by number of carriers

  1. PPO12
  2. HMO9
  3. Medicare9
  4. POS6
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Rima Mahmoud Dafer's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Rima Mahmoud Dafer

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. Rima Mahmoud Dafer's NPI number?

Dr. Rima Mahmoud Dafer's NPI number is 1407939846. It was assigned on October 21, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Rima Mahmoud Dafer?

Dr. Rima Mahmoud Dafer is a neurologist in Chicago, Illinois. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).

Where does Dr. Rima Mahmoud Dafer practice?

Dr. Dafer practices at 1653 West Congress Parkway, Chicago, IL 60612. Dr. Dafer's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health.

What is Dr. Rima Mahmoud Dafer's office phone number?

The practice phone on file for Dr. Dafer is (312) 942-5000.

What is Dr. Rima Mahmoud Dafer's medical license number?

Dr. Dafer holds Illinois license 036114667, one of the licenses on file in 5 states.

Which states has Dr. Rima Mahmoud Dafer been licensed in?

Dmand AI has state licenses on file for Dr. Dafer in Illinois (2005 to 2026), Indiana (2017 to 2025), Michigan (1996 to 2015), Ohio (1996 to 2009) and Florida (2005 to 2008).

Which hospitals is Dr. Rima Mahmoud Dafer affiliated with?

Dr. Dafer practices at Rush University Medical Center in Chicago, Illinois. Dr. Dafer is also affiliated with Loyola University Medical Center.

What medical group is Dr. Rima Mahmoud Dafer part of?

Dr. Dafer is linked to Rush University Internists.

Does Dr. Rima Mahmoud Dafer accept Medicare?

Yes. CMS data shows Dr. Dafer billed Medicare for 236 services in 2024, and Dr. Dafer accepts Medicare assignment.

Does Dr. Rima Mahmoud Dafer offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Dafer as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Rima Mahmoud Dafer see?

CMS counts 202 Medicare patients who saw Dr. Dafer in 2024, with an average age of 72.

Is Dr. Rima Mahmoud Dafer board certified?

Yes. Dr. Dafer is board certified in neurology by the American Board of Psychiatry and Neurology.

What services does Dr. Rima Mahmoud Dafer bill to Medicare?

In 2024, Dr. Dafer's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and blood vessel study (93880).

Where did Dr. Rima Mahmoud Dafer go to medical school?

Dr. Dafer graduated from University of Baghdad College of Medicine in 1989.

What drugs does Dr. Rima Mahmoud Dafer prescribe most?

In 2024 Medicare Part D data, Dr. Dafer's most prescribed drugs by claims were Duloxetine HCl, Atorvastatin Calcium and Aimovig Autoinjector.

Has Dr. Rima Mahmoud Dafer received payments from drug or device companies?

CMS Open Payments shows $117,305 in general payments to Dr. Dafer from 11 companies from 2017 to 2025. The largest total came from Eli Lilly and Company.

How long has Dr. Rima Mahmoud Dafer been practicing?

Dr. Dafer graduated from medical school in 1989, 37 years ago.

Does Dr. Rima Mahmoud Dafer do research?

Dmand AI links 50 publications to Dr. Dafer, published from 2006 to 2025.

Who does Dr. Rima Mahmoud Dafer publish with?

Dr. Dafer's most frequent co-authors are Nicholas Dykman Osteraas, MD (9 shared papers), Sheena Kaur Aurora, MBBS (6 shared papers) and James Joseph Conners, MD (6 shared papers).

What insurance does Dr. Rima Mahmoud Dafer accept?

Dr. Dafer is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

Selling to neurology practices?

See neurologists 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

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)