Decision Making, SharedLos AngelesMental Health Services
Hannah Jihae Kwak
NPI1992150197PAC ID4082905732
- Medicare services, 2024
- 294
- Medicare patients, 2024
- 125
- Part D claims, 2024
- 560
- Publications
- 2
- Hospital affiliations
- 2
- Practice address
- 5767 W Century Blvd, Los Angeles, CA 90045
- Practice phone
- Call (310) 794-1276
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCLA Medical Plaza
Los Angeles, California
Find Hannah Kwak's professional email, personal email and mobile number
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Hannah Jihae Kwak is an internist in Los Angeles, California
Hannah Kwak practices at UCLA Medical Plaza in Los Angeles, California.
Hannah Kwak's NPI, 1992150197, was assigned on April 26, 2016. Hannah Kwak graduated from George Washington University School of Medicine and Health Sciences in 2016. Hannah Kwak holds California license A169315.
NPI and contact details
- NPI
- 1992150197NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082905732
- NPI enumeration date
- April 26, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (310) 794-1276
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Hannah Jihae Kwak practices at UCLA Medical Plaza in Los Angeles, California
Hannah Kwak's primary practice is UCLA Medical Plaza, at 5767 W Century Blvd, Los Angeles, CA 90045 in Los Angeles County. The practice phone is (310) 794-1276.
- UCLA Medical Plaza5767 W Century Blvd, Los Angeles, CA 90045 · Los Angeles CountyPhone(310) 794-1276
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Hannah Jihae Kwak is affiliated with 5 sites of care and 1 medical group
Hannah Kwak's primary practice is UCLA Medical Plaza in Los Angeles, California. Hannah Kwak is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is UCLA Medical Group. Dmand AI also links Hannah Kwak to 1 more hospital, 1 group practice or clinic and 1 home health agency, each named with a free account.
UCLA Medical PlazaPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Hannah Jihae Kwak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hannah Kwak practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCLA Medical Plaza | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Hannah Jihae Kwak is one of 16,751 internists in California
Internal medicine is Hannah Kwak's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Hannah Kwak is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Hannah Kwak's licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Michigan license
Internists near Hannah Kwak
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
Hannah Jihae Kwak billed Medicare for 294 services in 2024
CMS data shows 294 Medicare services from Hannah Kwak across 8 procedure codes in 2024, for 125 Medicare patients. Medicare paid $13,738 for them. Every service was in an office.
Medicare services, 2024294
Medicare patients125
Paid by Medicare$13,738
Procedure codes8
Hannah Kwak's Medicare services by type, 2024
- Office and hospital visits195
- Tests and treatments56
- Other services43
Hannah Kwak compared with the California median for internists, 2024
- Hannah Kwak
- California median
- Medicare services
- 294vs 36119% below
- Medicare patients
- 125vs 15117% below
- Part D claims
- 266vs 42137% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Hannah Kwak'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 Hannah Kwak and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Hannah Jihae Kwak treated 125 Medicare patients in 2024, average age 71
CMS counts 125 Medicare patients who saw Hannah Kwak in 2024. The largest group is 65 to 74, with 64 patients. 70% of them have high cholesterol, and 66% have high blood pressure. 24% are also on Medicaid. Their average risk score is 1.04, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Hannah Kwak's median patient age at 42, with 66% women.
Medicare patients, 2024125
Average age71
Average risk score1.04
Also on Medicaid24%
Hannah Kwak's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Hannah Kwak's Medicare patients by sex, 2024
- Women8266%
- Men4334%
Chronic conditions among Hannah Kwak's Medicare patients, 2024
- High cholesterol70%
- High blood pressure66%
- Arthritis50%
- Anxiety27%
- Mood disorders27%
- Depression25%
- Osteoporosis25%
- Diabetes22%
Share of Medicare patients with each condition. A patient can have several.
Hannah Kwak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women66%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Hannah Jihae Kwak wrote 560 Medicare Part D claims in 2024
In 2024, Hannah Kwak wrote 560 Medicare Part D claims for 84 patients. 89% of them were for generic drugs. CMS names the drug for 266 of them, across 16 drugs with 11 or more claims each, at $9,702 in total drug cost.
Part D claims, 2024560
Drugs named by CMS16
Total drug cost$9,702
Part D patients84
Hannah Kwak's Part D claims by kind of drug, 2024
- Generic499 claims89%
- Brand-name61 claims11%
Hannah Kwak'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 Hannah Kwak's Part D claims, 2024
- Opioids4%23 of 560 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Hannah Jihae Kwak offers telehealth to Medicare patients
Hannah Kwak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Hannah Kwak as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Hannah Jihae Kwak has 2 publications on record
Dmand AI links 2 papers to Hannah Kwak, published from 2020 to 2024. Hannah Kwak's most frequent co-authors are Matthew David Adams, MD and Melissa Jane Gregory, MD.
Papers2
Years published2020 to 2024
Hannah Kwak's most frequent co-authors
Recent publications by Hannah Kwak
Genetic Association StudiesGenetic Predisposition to DiseaseLung Diseases, Interstitial
See who Hannah Kwak researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Hannah Kwak works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Hannah Jihae Kwak received $195 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Hannah Kwak from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Dexcom, Inc. paid the most, $98.
General payments to Hannah Kwak by program year, 2024 to 2025
Companies that paid Hannah Kwak the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Hannah Jihae Kwak graduated from George Washington University School of Medicine and Health Sciences
Hannah Kwak graduated from George Washington University School of Medicine and Health Sciences in 2016.
- Medical school
- Board certified in internal medicine
- Board certified in pediatrics
- Board certified in public health & general preventive medicine
Source: Dmand AI Professional Profile Data
Hannah Jihae Kwak accepts plans from 13 insurance carriers
Hannah Kwak is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- +5 more carriersWith a free account
Plan types Hannah Kwak accepts, by number of carriers
- PPO8
- HMO7
- Medicare6
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Hannah Jihae Kwak'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 DataDmand 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Hannah Jihae Kwak
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Hannah Jihae Kwak's NPI number?
Hannah Jihae Kwak's NPI number is 1992150197. It was assigned on April 26, 2016, and it is active in the NPI Registry.
What does Hannah Jihae Kwak specialize in?
Hannah Jihae Kwak is an internist in Los Angeles, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Hannah Jihae Kwak practice?
Hannah Kwak practices at 5767 W Century Blvd, Los Angeles, CA 90045. Hannah Kwak's primary practice is UCLA Medical Plaza in Los Angeles, California. Dmand AI also links Hannah Kwak to 1 hospital, 1 group practice or clinic and 1 home health agency.
What is Hannah Jihae Kwak's office phone number?
The practice phone on file for Hannah Kwak is (310) 794-1276.
What is Hannah Jihae Kwak's medical license number?
Hannah Kwak holds California license A169315, one of the licenses on file in 2 states.
Which states has Hannah Jihae Kwak been licensed in?
Dmand AI has state licenses on file for Hannah Kwak in California (2020 to 2026) and Michigan (2016 to 2019).
Which hospitals is Hannah Jihae Kwak affiliated with?
Hannah Kwak is affiliated with Ronald Reagan UCLA Medical Center. Dmand AI links Hannah Kwak to 1 more hospital.
What medical group is Hannah Jihae Kwak part of?
Hannah Kwak is linked to UCLA Medical Group.
Does Hannah Jihae Kwak accept Medicare?
Yes. CMS data shows Hannah Kwak billed Medicare for 294 services in 2024, and Hannah Kwak accepts Medicare assignment.
Does Hannah Jihae Kwak offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Hannah Kwak as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Hannah Jihae Kwak see?
CMS counts 125 Medicare patients who saw Hannah Kwak in 2024, with an average age of 71.
Is Hannah Jihae Kwak board certified?
Yes. Hannah Kwak is board certified in internal medicine by the American Board of Internal Medicine.
What services does Hannah Jihae Kwak bill to Medicare?
In 2024, Hannah Kwak's most billed Medicare services were office visit, established patient (99214), health assessment (96127) and medicare service (G0439).
Where did Hannah Jihae Kwak go to medical school?
Hannah Kwak graduated from George Washington University School of Medicine and Health Sciences in 2016.
What drugs does Hannah Jihae Kwak prescribe most?
In 2024 Medicare Part D data, Hannah Kwak's most prescribed drugs by claims were Atorvastatin Calcium, Pantoprazole Sodium and Amlodipine Besylate.
Has Hannah Jihae Kwak received payments from drug or device companies?
CMS Open Payments shows $195 in general payments to Hannah Kwak from 2 companies from 2024 to 2025. The largest total came from Dexcom, Inc.
How long has Hannah Jihae Kwak been practicing?
Hannah Kwak graduated from medical school in 2016, 10 years ago.
Does Hannah Jihae Kwak do research?
Dmand AI links 2 publications to Hannah Kwak, published from 2020 to 2024.
Who does Hannah Jihae Kwak publish with?
Hannah Kwak's most frequent co-authors are Matthew David Adams, MD (1 shared paper) and Melissa Jane Gregory, MD (1 shared paper).
What insurance does Hannah Jihae Kwak accept?
Hannah Kwak is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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