Dr. Dariush Sam Takhtehchian, MD
- Medicare services, 2024
- 6,115
- Medicare patients, 2024
- 3,141
- Part D claims, 2024
- 3,133
- Hospital affiliations
- 5
- Industry payments
- $198,986
- Practice address
- 1775 Dempster St, Park Ridge, IL 60068
- Practice phone
- Call (847) 723-2210
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Takhtehchian'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. Dariush Sam Takhtehchian is a cardiologist in Park Ridge, Illinois
Dr. Takhtehchian practices at Advocate Lutheran General Hospital in Park Ridge, Illinois, part of Advocate Health.
Dr. Takhtehchian's NPI, 1255412193, was assigned on October 18, 2006. Dr. Takhtehchian graduated from Southern Illinois University School of Medicine in 1999. Dr. Takhtehchian holds Illinois license 036-106592.
- NPI
- 1255412193NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951394089
- NPI enumeration date
- October 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (847) 723-2210
- 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; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dariush Sam Takhtehchian practices at Advocate Lutheran General Hospital in Park Ridge, Illinois
Dr. Takhtehchian's primary practice is Advocate Lutheran General Hospital, at 1775 Dempster St, Park Ridge, IL 60068 in Cook County. The practice phone is (847) 723-2210.
- Advocate Lutheran General Hospital1775 Dempster St, Park Ridge, IL 60068 · Cook CountyPhone(847) 723-2210
Source: Dmand AI Affiliation Data
Dr. Dariush Sam Takhtehchian is affiliated with 6 sites of care and 2 medical groups
Dr. Takhtehchian's primary practice is Advocate Lutheran General Hospital in Park Ridge, Illinois, part of Advocate Health. Dr. Takhtehchian is also affiliated with Evanston Hospital. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Dr. Takhtehchian to 3 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Dariush Sam Takhtehchian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Takhtehchian practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Lutheran General Hospital | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Dariush Sam Takhtehchian is one of 908 cardiologists in Illinois
Cardiovascular disease is Dr. Takhtehchian's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Takhtehchian is licensed in Illinois.
Specialties and state licenses
- Cardiovascular disease, IllinoisPrimary
Cardiologists near Dr. Takhtehchian
Counts of cardiologists 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. Dariush Sam Takhtehchian billed Medicare for 6,115 services in 2024
CMS data shows 6,115 Medicare services from Dr. Takhtehchian across 29 procedure codes in 2024, for 3,141 Medicare patients. Medicare paid $322,201 for them.
Dr. Takhtehchian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3,1142024: 4,19235%
- Office and hospital visits
- 2023: 1,6072024: 1,25222%
- Other services
- 2023: 3762024: 29322%
- Imaging
- 2023: 2562024: 21217%
- Lab and pathology
- 2023: 1352024: 10324%
- Surgery
- 2023: 502024: 6326%
Where Dr. Takhtehchian's Medicare services took place, 2024
- In an office1,98632%
- In a facility4,12968%
Dr. Takhtehchian compared with the Illinois median for cardiologists, 2024
- Dr. Takhtehchian
- Illinois median
- Medicare services
- 6,115vs 1,9363.2 times
- Medicare patients
- 3,141vs 1,0233.1 times
- Part D claims
- 2,886vs 1,50292% above
Medians across 906 cardiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Takhtehchian'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dariush Sam Takhtehchian treated 3,141 Medicare patients in 2024, average age 77
CMS counts 3,141 Medicare patients who saw Dr. Takhtehchian in 2024. The largest group is 75 to 84, with 1,147 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.98, 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. Takhtehchian's median patient age at 73, with 50% women.
Dr. Takhtehchian's Medicare patients by age, 2024
Dr. Takhtehchian's Medicare patients by sex, 2024
- Women1,73455%
- Men1,40745%
Chronic conditions among Dr. Takhtehchian's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease47%
- Heart failure45%
- Diabetes42%
- Chronic kidney disease41%
- Atrial fibrillation37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Takhtehchian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dariush Sam Takhtehchian wrote 3,133 Medicare Part D claims in 2024
In 2024, Dr. Takhtehchian wrote 3,133 Medicare Part D claims for 426 patients. 89% of them were for generic drugs. CMS names the drug for 2,886 of them, across 37 drugs with 11 or more claims each, at $396,169 in total drug cost. In 2023, CMS named 2,823 claims across 37 drugs.
Dr. Takhtehchian's Part D claims by kind of drug, 2024
- Generic2,777 claims89%
- Brand-name356 claims11%
Dr. Takhtehchian'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: 2,8232024: 2,8862%
Drugs named by CMS: 37 in 2024, 37 in 2023.
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. Dariush Sam Takhtehchian offers telehealth to Medicare patients
Dr. Takhtehchian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Takhtehchian as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Dariush Sam Takhtehchian received $198,986 in industry payments from 2016 to 2025
CMS Open Payments shows 506 general payments to Dr. Takhtehchian from 13 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 90% of the total. Janssen Pharmaceuticals, Inc paid the most, $183,484.
General payments to Dr. Takhtehchian by program year, 2016 to 2025
General payments to Dr. Takhtehchian by kind, 2016 to 2025
- Speaker and faculty fees$180,05590%
- Food and beverage$11,9476%
- Travel and lodging$6,5923%
- Consulting fees$3000%
- Other$920%
Companies that paid Dr. Takhtehchian the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dariush Sam Takhtehchian graduated from Southern Illinois University School of Medicine
Dr. Takhtehchian graduated from Southern Illinois University School of Medicine in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Dariush Sam Takhtehchian'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (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. Dariush Sam Takhtehchian
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. Dariush Sam Takhtehchian's NPI number?
Dr. Dariush Sam Takhtehchian's NPI number is 1255412193. It was assigned on October 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dariush Sam Takhtehchian?
Dr. Dariush Sam Takhtehchian is a cardiologist in Park Ridge, Illinois. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Dariush Sam Takhtehchian practice?
Dr. Takhtehchian practices at 1775 Dempster St, Park Ridge, IL 60068. Dr. Takhtehchian's primary practice is Advocate Lutheran General Hospital in Park Ridge, Illinois, part of Advocate Health. Dmand AI also links Dr. Takhtehchian to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Dariush Sam Takhtehchian's office phone number?
The practice phone on file for Dr. Takhtehchian is (847) 723-2210.
What is Dr. Dariush Sam Takhtehchian's medical license number?
Dr. Takhtehchian holds Illinois license 036-106592.
Which hospitals is Dr. Dariush Sam Takhtehchian affiliated with?
Dr. Takhtehchian practices at Advocate Lutheran General Hospital in Park Ridge, Illinois. Dr. Takhtehchian is also affiliated with Evanston Hospital. Dmand AI links Dr. Takhtehchian to 3 more hospitals.
What medical group is Dr. Dariush Sam Takhtehchian part of?
Dr. Takhtehchian is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Dr. Takhtehchian to 1 more medical group.
Does Dr. Dariush Sam Takhtehchian accept Medicare?
Yes. CMS data shows Dr. Takhtehchian billed Medicare for 6,115 services in 2024, and Dr. Takhtehchian accepts Medicare assignment.
Does Dr. Dariush Sam Takhtehchian offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Takhtehchian as offering telehealth services.
How many Medicare patients does Dr. Dariush Sam Takhtehchian see?
CMS counts 3,141 Medicare patients who saw Dr. Takhtehchian in 2024, with an average age of 77.
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What services does Dr. Dariush Sam Takhtehchian bill to Medicare?
In 2024, Dr. Takhtehchian's most billed Medicare services were heart test or procedure (93010), heart test or procedure (93306) and office visit, established patient (99214).
Where did Dr. Dariush Sam Takhtehchian go to medical school?
Dr. Takhtehchian graduated from Southern Illinois University School of Medicine in 1999.
What drugs does Dr. Dariush Sam Takhtehchian prescribe most?
In 2024 Medicare Part D data, Dr. Takhtehchian's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Lisinopril.
Has Dr. Dariush Sam Takhtehchian received payments from drug or device companies?
CMS Open Payments shows $198,986 in general payments to Dr. Takhtehchian from 13 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Dariush Sam Takhtehchian been practicing?
Dr. Takhtehchian graduated from medical school in 1999, 27 years ago.
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