Dr. Berj George Demirjian, MD
- Medicare services, 2024
- 31
- Medicare patients, 2024
- 21
- Part D claims, 2024
- 1,169
- Hospital affiliations
- 1
- Industry payments
- $249
- Practice address
- 13652 Cantara St, Panorama City, CA 91402
- Practice phone
- Call (818) 375-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Demirjian's professional email, personal email and mobile number
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Dr. Berj George Demirjian is an internist in Panorama City, California
Dr. Demirjian practices at Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente.
Dr. Demirjian's NPI, 1578711982, was assigned on August 28, 2008. Dr. Demirjian graduated from David Geffen School of Medicine at UCLA in 2005. Dr. Demirjian holds California license A97497.
- NPI
- 1578711982NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406915610
- NPI enumeration date
- August 28, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 375-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Berj George Demirjian practices at Panorama City Medical Center in Panorama City, California
Dr. Demirjian's primary practice is Panorama City Medical Center, at 13652 Cantara St, Panorama City, CA 91402 in Los Angeles County. The practice phone is (818) 375-2000.
- Panorama City Medical Center13652 Cantara St, Panorama City, CA 91402 · Los Angeles CountyPhone(818) 375-2000
Source: Dmand AI Affiliation Data
Dr. Berj George Demirjian is affiliated with 1 site of care and 2 medical groups
Dr. Demirjian's primary practice is Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Demirjian to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Berj George Demirjian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Demirjian practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Panorama City Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Berj George Demirjian is one of 16,751 internists in California
Internal medicine is Dr. Demirjian's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Demirjian is board certified in critical care medicine by the American Board of Internal Medicine. Dmand AI has Dr. Demirjian's licenses on file in 4 states: California, Colorado, Arizona and Nebraska.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Colorado license
- Arizona license
- Nebraska license
Clinical focus
Dmand AI lists chronic respiratory failure and heart failure among the conditions Dr. Demirjian treats.
Internists near Dr. Demirjian
Counts of internists 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. Berj George Demirjian billed Medicare for 31 services in 2024
CMS data shows 31 Medicare services from Dr. Demirjian across 1 procedure code in 2024, for 21 Medicare patients. Medicare paid $5,328 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Demirjian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 222024: 3141%
Dr. Demirjian compared with the California median for internists, 2024
- Dr. Demirjian
- California median
- Medicare services
- 31vs 36191% below
- Medicare patients
- 21vs 15186% below
- Part D claims
- 953vs 4212.3 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Demirjian'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Demirjian and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Berj George Demirjian treated 21 Medicare patients in 2024, average age 75
CMS counts 21 Medicare patients who saw Dr. Demirjian in 2024. 75% of them have high blood pressure, and 62% have chronic kidney disease. Their average risk score is 2.40, 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. Demirjian's median patient age at 69, with 51% women.
Chronic conditions among Dr. Demirjian's Medicare patients, 2024
- High blood pressure75%
- Chronic kidney disease62%
- Alzheimer's and dementia52%
- Arthritis52%
- Heart failure52%
- High cholesterol52%
Share of Medicare patients with each condition. A patient can have several.
Dr. Demirjian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Berj George Demirjian wrote 1,169 Medicare Part D claims in 2024
In 2024, Dr. Demirjian wrote 1,169 Medicare Part D claims for 186 patients. 60% of them were for generic drugs. CMS names the drug for 953 of them, across 23 drugs with 11 or more claims each, at $413,585 in total drug cost. In 2023, CMS named 750 claims across 16 drugs.
Dr. Demirjian's Part D claims by kind of drug, 2024
- Generic700 claims60%
- Brand-name469 claims40%
Dr. Demirjian'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.
Drug classes CMS tracks in Dr. Demirjian's Part D claims, 2024
- Antibiotics4%44 of 1,169 claims
- Antipsychotics, patients 65 and over2%24 of 1,169 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7502024: 95327%
Drugs named by CMS: 23 in 2024, 16 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
How Dr. Berj George Demirjian takes part in Medicare
Dr. Demirjian 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. Berj George Demirjian received $249 in industry payments from 2016 to 2019
CMS Open Payments shows 7 general payments to Dr. Demirjian from 3 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $125.
General payments to Dr. Demirjian by program year, 2016 to 2019
Companies that paid Dr. Demirjian the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Berj George Demirjian graduated from David Geffen School of Medicine at UCLA
Dr. Demirjian graduated from David Geffen School of Medicine at UCLA in 2005.
- Medical school
- Board certified in critical care medicine
- Board certified in pulmonary disease
Source: Dmand AI Professional Profile Data
Dr. Berj George Demirjian accepts plans from 2 insurance carriers
Dr. Demirjian is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Demirjian accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Berj George Demirjian'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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Berj George Demirjian
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. Berj George Demirjian's NPI number?
Dr. Berj George Demirjian's NPI number is 1578711982. It was assigned on August 28, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Berj George Demirjian?
Dr. Berj George Demirjian is an internist in Panorama City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Berj George Demirjian practice?
Dr. Demirjian practices at 13652 Cantara St, Panorama City, CA 91402. Dr. Demirjian's primary practice is Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente. Dmand AI also links Dr. Demirjian to 1 medical group.
What is Dr. Berj George Demirjian's office phone number?
The practice phone on file for Dr. Demirjian is (818) 375-2000.
What is Dr. Berj George Demirjian's medical license number?
Dr. Demirjian holds California license A97497, one of the licenses on file in 4 states.
Which states has Dr. Berj George Demirjian been licensed in?
Dmand AI has state licenses on file for Dr. Demirjian in California (2006 to 2026), Colorado (2011 to 2013), Arizona (2011 to 2012) and Nebraska (2012).
Which hospitals is Dr. Berj George Demirjian affiliated with?
Dr. Demirjian practices at Panorama City Medical Center in Panorama City, California.
What medical group is Dr. Berj George Demirjian part of?
Dr. Demirjian is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Demirjian to 1 more medical group.
Does Dr. Berj George Demirjian accept Medicare?
Yes. CMS data shows Dr. Demirjian billed Medicare for 31 services in 2024, and Dr. Demirjian accepts Medicare assignment.
How many Medicare patients does Dr. Berj George Demirjian see?
CMS counts 21 Medicare patients who saw Dr. Demirjian in 2024, with an average age of 75.
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Is Dr. Berj George Demirjian board certified?
Yes. Dr. Demirjian is board certified in critical care medicine by the American Board of Internal Medicine.
What services does Dr. Berj George Demirjian bill to Medicare?
In 2024, Dr. Demirjian's most billed Medicare services were critical care (99291).
Where did Dr. Berj George Demirjian go to medical school?
Dr. Demirjian graduated from David Geffen School of Medicine at UCLA in 2005.
What drugs does Dr. Berj George Demirjian prescribe most?
In 2024 Medicare Part D data, Dr. Demirjian's most prescribed drugs by claims were Albuterol Sulfate Hfa, Spiriva Respimat and Breyna.
Has Dr. Berj George Demirjian received payments from drug or device companies?
CMS Open Payments shows $249 in general payments to Dr. Demirjian from 3 companies from 2016 to 2019. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Berj George Demirjian been practicing?
Dr. Demirjian graduated from medical school in 2005, 21 years ago.
What insurance does Dr. Berj George Demirjian accept?
Dr. Demirjian is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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