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Dr. Junghoon Ha, MD, PhD
NPI1689239972PAC ID6507192457
- Medicare services, 2024
- 89
- Medicare patients, 2024
- 54
- Part D claims, 2024
- 287
- Publications
- 6
- MIPS score, 2024
- 89
- Practice address
- 300 Pasteur Drive, Stanford, CA 94305
- Practice phone
- Call (650) 723-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ha'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. Junghoon Ha is a neurologist in Stanford, California
Dr. Ha practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Ha's NPI, 1689239972, was assigned on May 2, 2019. Dr. Ha graduated from VCU School of Medicine in 2019. Dr. Ha holds California license A186220.
NPI and contact details
- NPI
- 1689239972NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507192457
- NPI enumeration date
- May 2, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Junghoon Ha practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Ha's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.
- Stanford Hospital at 300 Pasteur Drive300 Pasteur Drive, Stanford, CA 94305 · Santa Clara CountyPhone(650) 723-4000
Source: Dmand AI Affiliation Data
Dr. Junghoon Ha is affiliated with 4 sites of care and 2 medical groups
Dr. Ha's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dr. Ha is also affiliated with Stanford Health Care Tri-Valley. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Ha to 2 more hospitals and 1 medical group, each named with a free account. Dr. Ha's employer is on file too: a hospital.
Stanford Health Care Tri-ValleyStanford Health Care2 hospitalsNames with a free account1 medical groupName with a free accountEmployer: hospitalName with a free account
See all 6 affiliations for Dr. HaSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Junghoon Ha's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ha practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stanford Hospital at 300 Pasteur Drive | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Junghoon Ha is one of 2,207 neurologists in California
Neurology is Dr. Ha's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Ha's licenses on file in 2 states: California and Virginia.
Specialties and state licenses
- Neurology, CaliforniaPrimary
- Virginia license
Neurologists near Dr. Ha
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
2,207neurologists in California67neurologists in Stanford61neurologists at Stanford Hospital at 300 Pasteur Drive
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Junghoon Ha billed Medicare for 89 services in 2024
CMS data shows 89 Medicare services from Dr. Ha across 3 procedure codes in 2024, for 54 Medicare patients. Medicare paid $10,693 for them.
Medicare services, 202489
Medicare patients54
Paid by Medicare$10,693
Procedure codes3
Dr. Ha's Medicare services by type, 2024
- Office and hospital visits69
- Other services20
Where Dr. Ha's Medicare services took place, 2024
- In an office1213%
- In a facility7787%
Dr. Ha compared with the California median for neurologists, 2024
- Dr. Ha
- California median
- Medicare services
- 89vs 40478% below
- Medicare patients
- 54vs 19072% below
- Part D claims
- 178vs 32445% below
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
Dr. Ha'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. Junghoon Ha treated 54 Medicare patients in 2024, average age 74
CMS counts 54 Medicare patients who saw Dr. Ha in 2024. The largest group is 65 to 74, with 29 patients. 75% of them have parkinson's disease, and 61% have high cholesterol. Their average risk score is 1.08, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ha's median patient age at 72, with 45% women.
Medicare patients, 202454
Average age74
Average risk score1.08
Dr. Ha's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ha's Medicare patients by sex, 2024
- Women2037%
- Men3463%
Chronic conditions among Dr. Ha's Medicare patients, 2024
- Parkinson's disease75%
- High cholesterol61%
- High blood pressure56%
- Arthritis41%
- Anxiety24%
- Mood disorders24%
- Diabetes22%
- Osteoporosis22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ha's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Junghoon Ha wrote 287 Medicare Part D claims in 2024
In 2024, Dr. Ha wrote 287 Medicare Part D claims for 98 patients. 95% of them were for generic drugs. CMS names the drug for 178 of them, across 6 drugs with 11 or more claims each, at $8,597 in total drug cost. In 2023, CMS named 179 claims across 10 drugs.
Part D claims, 2024287
Drugs named by CMS6
Total drug cost$8,597
Part D patients98
Dr. Ha's Part D claims by kind of drug, 2024
- Generic273 claims95%
- Brand-name14 claims5%
Dr. Ha'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1792024: 1781%
Drugs named by CMS: 6 in 2024, 10 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
Dr. Junghoon Ha scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Ha for performance year 2024, reported as part of a group. Dr. Ha accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ha as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Ha's MIPS scores, performance year 2024
- 89of 100Final score
- 87.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Junghoon Ha has 6 publications on record
Dmand AI links 6 papers to Dr. Ha, published from 2014 to 2018. The most frequent topics are G Protein-Coupled Inwardly-Rectifying Potassium Channels, Green Fluorescent Proteins and Cells, Cultured. Dr. Ha's most frequent co-authors are Scott Kellam Adney, MD, Michael Humsi and Rahul Mahajan, MD, PhD.
Papers6
Years published2014 to 2018
Dr. Ha's papers by year, 2014 to 2018
Topics Dr. Ha writes about most
- G Protein-Coupled Inwardly-Rectifying Potassium Channels
- Green Fluorescent Proteins
- Cells, Cultured
- Ion Channel Gating
- Membrane Potentials
- Models, Molecular
- Neurons
- Oocytes
Dr. Ha's most frequent co-authors
- Scott Kellam Adney, MD2 shared papers
- Michael Humsi1 shared paper
- Rahul Mahajan, MD, PhD1 shared paper
Recent publications by Dr. Ha
J Gen Physiol
AnticonvulsantsCarbamatesIon Channel Gating
Int Rev Neurobiol
G Protein-Coupled Inwardly-Rectifying Potassium ChannelsGTP-Binding ProteinsPhosphatidylinositols
Axonal TransportCells, CulturedCytoplasmic Dyneins
J Neurosci
Biophysical PhenomenaElectric StimulationEnzyme Inhibitors
See who Dr. Ha researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ha works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Junghoon Ha received $178 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Dr. Ha from 1 drug or device company from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $178.
General payments to Dr. Ha by program year, 2024 to 2025
Companies that paid Dr. Ha the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Junghoon Ha graduated from VCU School of Medicine
Dr. Ha graduated from VCU School of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Junghoon Ha accepts plans from 5 insurance carriers
Dr. Ha is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and United Healthcare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Massachusetts
- United Healthcare
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
Plan types Dr. Ha accepts, by number of carriers
- Medicare3
- EPO2
- HMO2
- POS2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Junghoon Ha'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)Clinician Public Reporting: Overall MIPS Performance (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 Dr. Junghoon Ha
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. Junghoon Ha's NPI number?
Dr. Junghoon Ha's NPI number is 1689239972. It was assigned on May 2, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Junghoon Ha?
Dr. Junghoon Ha is a neurologist in Stanford, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Junghoon Ha practice?
Dr. Ha practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Ha's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Ha to 2 hospitals and 1 medical group.
What is Dr. Junghoon Ha's office phone number?
The practice phone on file for Dr. Ha is (650) 723-4000.
What is Dr. Junghoon Ha's medical license number?
Dr. Ha holds California license A186220, one of the licenses on file in 2 states.
Which states has Dr. Junghoon Ha been licensed in?
Dmand AI has state licenses on file for Dr. Ha in California (2023 to 2027) and Virginia (2019 to 2023).
Which hospitals is Dr. Junghoon Ha affiliated with?
Dr. Ha practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dr. Ha is also affiliated with Stanford Health Care Tri-Valley. Dmand AI links Dr. Ha to 2 more hospitals.
What medical group is Dr. Junghoon Ha part of?
Dr. Ha is linked to Stanford Health Care. Dmand AI links Dr. Ha to 1 more medical group.
Does Dr. Junghoon Ha accept Medicare?
Yes. CMS data shows Dr. Ha billed Medicare for 89 services in 2024, and Dr. Ha accepts Medicare assignment.
Does Dr. Junghoon Ha offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ha as offering telehealth services.
Show 10 more questionsShow fewer questions
What is Dr. Junghoon Ha's MIPS score?
Dr. Ha's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Junghoon Ha see?
CMS counts 54 Medicare patients who saw Dr. Ha in 2024, with an average age of 74.
What services does Dr. Junghoon Ha bill to Medicare?
In 2024, Dr. Ha's most billed Medicare services were office visit, established patient (99215), office visit, new patient (99205) and medicare service (G2212).
Where did Dr. Junghoon Ha go to medical school?
Dr. Ha graduated from VCU School of Medicine in 2019.
What drugs does Dr. Junghoon Ha prescribe most?
In 2024 Medicare Part D data, Dr. Ha's most prescribed drugs by claims were Carbidopa-Levodopa, Rivastigmine and Gabapentin.
Has Dr. Junghoon Ha received payments from drug or device companies?
CMS Open Payments shows $178 in general payments to Dr. Ha from 1 company from 2024 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Junghoon Ha been practicing?
Dr. Ha graduated from medical school in 2019, 7 years ago.
Does Dr. Junghoon Ha do research?
Dmand AI links 6 publications to Dr. Ha, published from 2014 to 2018.
Who does Dr. Junghoon Ha publish with?
Dr. Ha's most frequent co-authors are Scott Kellam Adney, MD (2 shared papers), Michael Humsi (1 shared paper) and Rahul Mahajan, MD, PhD (1 shared paper).
What insurance does Dr. Junghoon Ha accept?
Dr. Ha is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and United Healthcare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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