Dr. Hakop K. Oganyan, MD
- Medicare services, 2024
- 17
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 6,729
- Industry payments
- $12,471
- Insurance carriers
- 8
- Practice address
- 8403 N Fallbrook Ave, West Hills, CA 91304
- Practice phone
- Call (800) 877-2515
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quest Diagnostics
West Hills, California
Find Dr. Oganyan'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. Hakop K. Oganyan is a general practice physician in West Hills, California
Dr. Oganyan practices at Quest Diagnostics in West Hills, California.
Dr. Oganyan's NPI, 1366472045, was assigned on July 5, 2006. Dr. Oganyan graduated from Yerevan State Medical University in 1985. Dr. Oganyan holds California license A83140.
- NPI
- 1366472045NPI Registry (opens in a new tab)
- NPI enumeration date
- July 5, 2006
- NPI status
- Active
- Practice phone
- (800) 877-2515
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Hakop K. Oganyan practices at Quest Diagnostics in West Hills, California
Dr. Oganyan's primary practice is Quest Diagnostics, at 8403 N Fallbrook Ave, West Hills, CA 91304 in Los Angeles County. The practice phone is (800) 877-2515.
- Quest Diagnostics8403 N Fallbrook Ave, West Hills, CA 91304 · Los Angeles CountyPhone(800) 877-2515
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Hakop K. Oganyan is affiliated with 1 site of care
Dr. Oganyan's primary practice is Quest Diagnostics in West Hills, California.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Hakop K. Oganyan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oganyan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quest Diagnostics | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hakop K. Oganyan is one of 1,526 general practice physicians in California
General practice is Dr. Oganyan's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Oganyan is licensed in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
Clinical focus
Dmand AI lists anxiety, arthritis, asthma, chronic diabetes, chronic obstructive pulmonary disease (COPD), depression, diabetic emergency and enlarged prostate among the conditions Dr. Oganyan treats.
General practice physicians near Dr. Oganyan
Counts of general practice physicians 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. Hakop K. Oganyan billed Medicare for 17 services in 2024
CMS data shows 17 Medicare services from Dr. Oganyan across 1 procedure code in 2024, all of them office visits, for 13 Medicare patients. Medicare paid $1,083 for them. Every service was in an office.
Dr. Oganyan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 922024: 1782%
Dr. Oganyan compared with the California median for general practice physicians, 2024
- Dr. Oganyan
- California median
- Medicare services
- 17vs 26294% below
- Medicare patients
- 13vs 13690% below
- Part D claims
- 6,207vs 19232.3 times
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Oganyan'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. Oganyan and other general practice physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hakop K. Oganyan treated 13 Medicare patients in 2024, average age 70
CMS counts 13 Medicare patients who saw Dr. Oganyan in 2024. The largest group is 85 and over, with 0 patients. 75% of them have arthritis, and 75% have copd. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Oganyan's median patient age at 39, with 38% women.
Dr. Oganyan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Oganyan's Medicare patients, 2024
- Arthritis75%
- COPD75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oganyan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women38%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hakop K. Oganyan wrote 6,729 Medicare Part D claims in 2024
In 2024, Dr. Oganyan wrote 6,729 Medicare Part D claims for 98 patients. 76% of them were for generic drugs. CMS names the drug for 6,207 of them, across 130 drugs with 11 or more claims each, at $1,594,472 in total drug cost. In 2023, CMS named 6,817 claims across 141 drugs.
Dr. Oganyan's Part D claims by kind of drug, 2024
- Generic5,143 claims76%
- Brand-name1,466 claims22%
- Other120 claims2%
Dr. Oganyan'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. Oganyan's Part D claims, 2024
- Opioids0%23 of 6,729 claims
- Antibiotics1%47 of 6,729 claims
- Antipsychotics, patients 65 and over2%138 of 6,729 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: 6,8172024: 6,2079%
Drugs named by CMS: 130 in 2024, 141 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
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Dr. Hakop K. Oganyan received $12,471 in industry payments from 2016 to 2025
CMS Open Payments shows 508 general payments to Dr. Oganyan from 35 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Janssen Pharmaceuticals, Inc paid the most, $2,007.
General payments to Dr. Oganyan by program year, 2016 to 2025
General payments to Dr. Oganyan by kind, 2016 to 2025
- Food and beverage$12,00196%
- Education$4704%
Companies that paid Dr. Oganyan 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. Hakop K. Oganyan graduated from Yerevan State Medical University
Dr. Oganyan graduated from Yerevan State Medical University in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Hakop K. Oganyan accepts plans from 8 insurance carriers
Dr. Oganyan is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Humana. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Humana
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Elevance
- Molina
Plan types Dr. Oganyan accepts, by number of carriers
- Medicare7
- PPO7
- HMO3
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Hakop K. Oganyan'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 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) |
| 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. Hakop K. Oganyan
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. Hakop K. Oganyan's NPI number?
Dr. Hakop K. Oganyan's NPI number is 1366472045. It was assigned on July 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hakop K. Oganyan?
Dr. Hakop K. Oganyan is a general practice physician in West Hills, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Hakop K. Oganyan practice?
Dr. Oganyan practices at 8403 N Fallbrook Ave, West Hills, CA 91304. Dr. Oganyan's primary practice is Quest Diagnostics in West Hills, California.
What is Dr. Hakop K. Oganyan's office phone number?
The practice phone on file for Dr. Oganyan is (800) 877-2515.
What is Dr. Hakop K. Oganyan's medical license number?
Dr. Oganyan holds California license A83140.
Does Dr. Hakop K. Oganyan accept Medicare?
Yes. CMS data shows Dr. Oganyan billed Medicare for 17 services in 2024.
How many Medicare patients does Dr. Hakop K. Oganyan see?
CMS counts 13 Medicare patients who saw Dr. Oganyan in 2024, with an average age of 70.
What services does Dr. Hakop K. Oganyan bill to Medicare?
In 2024, Dr. Oganyan's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Hakop K. Oganyan go to medical school?
Dr. Oganyan graduated from Yerevan State Medical University in 1985.
What drugs does Dr. Hakop K. Oganyan prescribe most?
In 2024 Medicare Part D data, Dr. Oganyan's most prescribed drugs by claims were Vascepa, Omeprazole-Sodium Bicarbonate and Diclofenac Sodium.
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Has Dr. Hakop K. Oganyan received payments from drug or device companies?
CMS Open Payments shows $12,471 in general payments to Dr. Oganyan from 35 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Hakop K. Oganyan been practicing?
Dr. Oganyan graduated from medical school in 1985, 41 years ago.
What insurance does Dr. Hakop K. Oganyan accept?
Dr. Oganyan is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Humana. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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