Dr. Lisa N. Kerestedjian, MD
- Medicare services, 2022
- 14
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 4,255
- Affiliated sites
- 3
- Medical group
- 1
- Practice address
- 9400 Rosecrans Avenue, Bellflower, CA 90706
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD
Acute Care Hospital outpatient department · Bellflower, California
Find Dr. Kerestedjian'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. Lisa N. Kerestedjian is an internist in Bellflower, California
Dr. Kerestedjian practices at Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California.
Dr. Kerestedjian's NPI, 1033472311, was assigned on June 21, 2012. Dr. Kerestedjian holds California license A138488.
- NPI
- 1033472311NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274833991
- NPI enumeration date
- June 21, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lisa N. Kerestedjian practices at Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California
Dr. Kerestedjian's primary practice is Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD, at 9400 Rosecrans Avenue, Bellflower, CA 90706.
- Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD9400 Rosecrans Avenue, Bellflower, CA 90706
Source: Dmand AI Affiliation Data
Dr. Lisa N. Kerestedjian is affiliated with 3 sites of care and 1 medical group
Dr. Kerestedjian's primary practice is Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Kerestedjian to 1 more breast imaging center and 1 group practice or clinic, each named with a free account. Dr. Kerestedjian's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lisa N. Kerestedjian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kerestedjian practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lisa N. Kerestedjian is one of 16,751 internists in California
Internal medicine is Dr. Kerestedjian's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kerestedjian is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Kerestedjian
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. Lisa N. Kerestedjian billed Medicare for 14 services in 2022
CMS data shows 14 Medicare services from Dr. Kerestedjian across 1 procedure code in 2022, all of them office visits, for 12 Medicare patients. Medicare paid $796 for them. Every service was in an office.
Dr. Kerestedjian compared with the California median for internists, 2022
- Dr. Kerestedjian
- California median
- Medicare services
- 14vs 36196% below
- Medicare patients
- 12vs 15192% below
- Part D claims
- 3,736vs 4218.9 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Kerestedjian's most billed Medicare procedure codes, 2022
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. Kerestedjian and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lisa N. Kerestedjian treated 12 Medicare patients in 2024, average age 72
CMS counts 12 Medicare patients who saw Dr. Kerestedjian in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kerestedjian's median patient age at 54, with 73% women.
Dr. Kerestedjian's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kerestedjian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women73%
- Men26%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lisa N. Kerestedjian wrote 4,255 Medicare Part D claims in 2024
In 2024, Dr. Kerestedjian wrote 4,255 Medicare Part D claims for 528 patients. 89% of them were for generic drugs. CMS names the drug for 3,736 of them, across 66 drugs with 11 or more claims each, at $146,684 in total drug cost. In 2023, CMS named 4,028 claims across 71 drugs.
Dr. Kerestedjian's Part D claims by kind of drug, 2024
- Generic3,794 claims89%
- Brand-name389 claims9%
- Other72 claims2%
Dr. Kerestedjian'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. Kerestedjian's Part D claims, 2024
- Opioids2%66 of 4,255 claims
- Antibiotics2%76 of 4,255 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: 4,0282024: 3,7367%
Drugs named by CMS: 66 in 2024, 71 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. Lisa N. Kerestedjian takes part in Medicare
Dr. Kerestedjian 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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Sources for Dr. Lisa N. Kerestedjian'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 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) |
| 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. Lisa N. Kerestedjian
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. Lisa N. Kerestedjian's NPI number?
Dr. Lisa N. Kerestedjian's NPI number is 1033472311. It was assigned on June 21, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Lisa N. Kerestedjian?
Dr. Lisa N. Kerestedjian is an internist in Bellflower, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lisa N. Kerestedjian practice?
Dr. Kerestedjian practices at 9400 Rosecrans Avenue, Bellflower, CA 90706. Dr. Kerestedjian's primary practice is Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California. Dmand AI also links Dr. Kerestedjian to 1 breast imaging center and 1 group practice or clinic.
What is Dr. Lisa N. Kerestedjian's medical license number?
Dr. Kerestedjian holds California license A138488.
What medical group is Dr. Lisa N. Kerestedjian part of?
Dr. Kerestedjian is linked to Southern California Permanente Medical Group.
Does Dr. Lisa N. Kerestedjian accept Medicare?
Yes. CMS data shows Dr. Kerestedjian billed Medicare for 14 services in 2022, and Dr. Kerestedjian accepts Medicare assignment.
How many Medicare patients does Dr. Lisa N. Kerestedjian see?
CMS counts 12 Medicare patients who saw Dr. Kerestedjian in 2024, with an average age of 72.
What services does Dr. Lisa N. Kerestedjian bill to Medicare?
In 2022, Dr. Kerestedjian's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Lisa N. Kerestedjian prescribe most?
In 2024 Medicare Part D data, Dr. Kerestedjian's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.
How long has Dr. Lisa N. Kerestedjian been practicing?
Dr. Kerestedjian graduated from medical school in 2004, 22 years ago.
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