Dr. Lucas Bejar, MD
- Medicare services, 2024
- 221
- Medicare patients, 2024
- 262
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 5 Perryridge Rd, Greenwich, CT 06830
- Practice phone
- Call (203) 863-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bejar'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. Lucas Bejar is an anesthesiologist in Greenwich, Connecticut
Dr. Bejar practices at Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System.
Dr. Bejar's NPI, 1679734644, was assigned on June 22, 2008. Dr. Bejar graduated from Icahn School Of Medicine At Mount Sinai in 2008. Dr. Bejar holds New York license 263682.
- NPI
- 1679734644NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052576204
- NPI enumeration date
- June 22, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 863-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lucas Bejar practices at Greenwich Hospital in Greenwich, Connecticut
Dr. Bejar's primary practice is Greenwich Hospital, at 5 Perryridge Rd, Greenwich, CT 06830 in Fairfield County. The practice phone is (203) 863-3000.
- Greenwich Hospital5 Perryridge Rd, Greenwich, CT 06830 · Fairfield CountyPhone(203) 863-3000
Source: Dmand AI Affiliation Data
Dr. Lucas Bejar is affiliated with 1 site of care and 1 medical group
Dr. Bejar's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System. The medical group on file is Greenwich Anesthesiology Associates.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lucas Bejar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bejar practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greenwich Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lucas Bejar is one of 654 anesthesiologists in Connecticut
Anesthesiology is Dr. Bejar's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Bejar is licensed in New York.
Specialties and state licenses
- Anesthesiology, New YorkPrimary
Anesthesiologists near Dr. Bejar
Counts of anesthesiologists 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. Lucas Bejar billed Medicare for 221 services in 2024
CMS data shows 221 Medicare services from Dr. Bejar across 11 procedure codes in 2024, for 262 Medicare patients. Medicare paid $17,491 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bejar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 1032024: 14743%
- Surgery
- 2023: 482024: 5923%
- Imaging
- 2023: 02024: 15
Dr. Bejar compared with the Connecticut median for anesthesiologists, 2024
- Dr. Bejar
- Connecticut median
- Medicare services
- 221vs 892.5 times
- Medicare patients
- 262vs 16064% above
Medians across 636 anesthesiologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Bejar'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. Lucas Bejar treated 262 Medicare patients in 2024, average age 76
CMS counts 262 Medicare patients who saw Dr. Bejar in 2024. The largest group is 65 to 74, with 114 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bejar's median patient age at 55, with 70% women.
Dr. Bejar's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Bejar's Medicare patients by sex, 2024
- Women14856%
- Men11444%
Chronic conditions among Dr. Bejar's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis59%
- Diabetes24%
- Anxiety23%
- Ischemic heart disease23%
- Cancer22%
- Atrial fibrillation19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bejar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women70%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Lucas Bejar takes part in Medicare
Dr. Bejar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Lucas Bejar graduated from Icahn School Of Medicine At Mount Sinai
Dr. Bejar graduated from Icahn School Of Medicine At Mount Sinai in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lucas Bejar'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Lucas Bejar
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. Lucas Bejar's NPI number?
Dr. Lucas Bejar's NPI number is 1679734644. It was assigned on June 22, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Lucas Bejar?
Dr. Lucas Bejar is an anesthesiologist in Greenwich, Connecticut. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Lucas Bejar practice?
Dr. Bejar practices at 5 Perryridge Rd, Greenwich, CT 06830. Dr. Bejar's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System.
What is Dr. Lucas Bejar's office phone number?
The practice phone on file for Dr. Bejar is (203) 863-3000.
What is Dr. Lucas Bejar's medical license number?
Dr. Bejar holds New York license 263682.
Which hospitals is Dr. Lucas Bejar affiliated with?
Dr. Bejar practices at Greenwich Hospital in Greenwich, Connecticut.
What medical group is Dr. Lucas Bejar part of?
Dr. Bejar is linked to Greenwich Anesthesiology Associates.
Does Dr. Lucas Bejar accept Medicare?
Yes. CMS data shows Dr. Bejar billed Medicare for 221 services in 2024, and Dr. Bejar accepts Medicare assignment.
How many Medicare patients does Dr. Lucas Bejar see?
CMS counts 262 Medicare patients who saw Dr. Bejar in 2024, with an average age of 76.
What services does Dr. Lucas Bejar bill to Medicare?
In 2024, Dr. Bejar's most billed Medicare services were anesthesia (00142), anesthesia (00811) and surgery: brain, spine and nerves (64415).
Where did Dr. Lucas Bejar go to medical school?
Dr. Bejar graduated from Icahn School Of Medicine At Mount Sinai in 2008.
How long has Dr. Lucas Bejar been practicing?
Dr. Bejar graduated from medical school in 2008, 18 years ago.
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