Tamar D. Gefen, PhD
- Medicare patients, 2024
- 38
- MIPS score, 2024
- 95
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 675 N St Clair St, Chicago, IL 60611
- Practice phone
- Call (312) 695-0646
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Medical Group
Chicago, Illinois
Find Tamar Gefen'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.
Tamar D. Gefen is a clinical psychologist in Chicago, Illinois
Tamar Gefen practices at Northwestern Medical Group in Chicago, Illinois.
Tamar Gefen's NPI, 1770903353, was assigned on April 22, 2014. Tamar Gefen holds Illinois license 071.009672.
- NPI
- 1770903353NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436418183
- NPI enumeration date
- April 22, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 695-0646
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Tamar D. Gefen practices at Northwestern Medical Group in Chicago, Illinois
Tamar Gefen's primary practice is Northwestern Medical Group, at 675 N St Clair St, Chicago, IL 60611 in Cook County. The practice phone is (312) 695-0646.
- Northwestern Medical Group675 N St Clair St, Chicago, IL 60611 · Cook CountyPhone(312) 695-0646
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Tamar D. Gefen is affiliated with 2 sites of care and 1 medical group
Tamar Gefen's primary practice is Northwestern Medical Group in Chicago, Illinois. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Tamar Gefen 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 Tamar D. Gefen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tamar Gefen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medical Group | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Tamar D. Gefen is one of 1,459 clinical psychologists in Illinois
Clinical is Tamar Gefen's primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Tamar Gefen is licensed in Illinois.
Specialties and state licenses
- Clinical psychologist, IllinoisPrimary
Clinical psychologists near Tamar Gefen
Counts of clinical psychologists 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
Tamar D. Gefen treated 38 Medicare patients in 2024, average age 77
CMS counts 38 Medicare patients who saw Tamar Gefen in 2024. The largest group is 75 to 84, with 16 patients. 71% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Tamar Gefen's median patient age at 79, with 77% women.
Tamar Gefen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Tamar Gefen's Medicare patients by sex, 2024
- Women1950%
- Men1950%
Chronic conditions among Tamar Gefen's Medicare patients, 2024
- High cholesterol71%
- High blood pressure61%
- Alzheimer's and dementia47%
- Arthritis45%
- Cancer34%
- Mood disorders34%
- Anxiety29%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Tamar Gefen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women77%
- Men23%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tamar D. Gefen scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Tamar Gefen for performance year 2024, reported through an alternative payment model (APM). Tamar Gefen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Tamar Gefen's MIPS scores, performance year 2024
- 95of 100Final score
- 83of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
Sources for Tamar D. Gefen'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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 Tamar D. Gefen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tamar D. Gefen's NPI number?
Tamar D. Gefen's NPI number is 1770903353. It was assigned on April 22, 2014, and it is active in the NPI Registry.
What does Tamar D. Gefen specialize in?
Tamar D. Gefen is a clinical psychologist in Chicago, Illinois. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Tamar D. Gefen practice?
Tamar Gefen practices at 675 N St Clair St, Chicago, IL 60611. Tamar Gefen's primary practice is Northwestern Medical Group in Chicago, Illinois. Dmand AI also links Tamar Gefen to 1 group practice or clinic.
What is Tamar D. Gefen's office phone number?
The practice phone on file for Tamar Gefen is (312) 695-0646.
What is Tamar D. Gefen's medical license number?
Tamar Gefen holds Illinois license 071.009672.
What medical group is Tamar D. Gefen part of?
Tamar Gefen is linked to Northwestern Medical Faculty Foundation.
Does Tamar D. Gefen accept Medicare?
Yes. CMS lists Tamar Gefen as accepting Medicare assignment.
What is Tamar D. Gefen's MIPS score?
Tamar Gefen's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Tamar D. Gefen see?
CMS counts 38 Medicare patients who saw Tamar Gefen in 2024, with an average age of 77.
How long has Tamar D. Gefen been practicing?
Tamar Gefen graduated from medical school in 2015, 11 years ago.
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