Dr. May H. Han, MD
- Medicare services, 2024
- 139
- Medicare patients, 2024
- 63
- Part D claims, 2024
- 326
- Publications
- 54
- Clinical trials
- 1
- 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. Han's professional email, personal email and mobile number
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Dr. May H. Han is a neurologist in Stanford, California
Dr. Han practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Han's NPI, 1285960005, was assigned on October 29, 2009. Dr. Han graduated from University Institute of Medicine 1 in 1995. Dr. Han holds California license A108510.
- NPI
- 1285960005NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981744216
- NPI enumeration date
- October 29, 2009
- 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
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. May H. Han practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Han'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. May H. Han is affiliated with 2 sites of care and 1 medical group
Dr. Han's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Han to 1 more hospital, named with a free account. Dr. Han's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. May H. Han's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Han practices, 2 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 |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. May H. Han is one of 2,207 neurologists in California
Neurology is Dr. Han's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Han is board certified in neurology by the American Board of Psychiatry and Neurology. Dr. Han is licensed in California.
Specialties and state licenses
- Neurology, CaliforniaPrimary
Clinical focus
Dmand AI lists encephalopathy, mobility impairment, multiple sclerosis and sleep apnea among the conditions Dr. Han treats.
Neurologists near Dr. Han
Counts of neurologists 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. May H. Han billed Medicare for 139 services in 2024
CMS data shows 139 Medicare services from Dr. Han across 2 procedure codes in 2024, for 63 Medicare patients. Medicare paid $14,052 for them.
Dr. Han's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1132024: 10210%
- Other services
- 2023: 02024: 37
Where Dr. Han's Medicare services took place, 2024
- In an office6849%
- In a facility7151%
Dr. Han compared with the California median for neurologists, 2024
- Dr. Han
- California median
- Medicare services
- 139vs 40466% below
- Medicare patients
- 63vs 19067% below
- Part D claims
- 243vs 32425% below
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
Dr. Han'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. Han and other neurologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. May H. Han treated 63 Medicare patients in 2024, average age 64
CMS counts 63 Medicare patients who saw Dr. Han in 2024. The largest group is 65 to 74, with 28 patients. 62% of them have high cholesterol, and 57% have high blood pressure. 37% are also on Medicaid. Their average risk score is 1.96, 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. Han's median patient age at 48, with 72% women.
Dr. Han's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Han's Medicare patients by sex, 2024
- Women5079%
- Men1321%
Chronic conditions among Dr. Han's Medicare patients, 2024
- High cholesterol62%
- High blood pressure57%
- Arthritis51%
- Mood disorders48%
- Depression43%
- Anxiety40%
- Osteoporosis30%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Han's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women72%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. May H. Han wrote 326 Medicare Part D claims in 2024
In 2024, Dr. Han wrote 326 Medicare Part D claims for 54 patients. 79% of them were for generic drugs. CMS names the drug for 243 of them, across 8 drugs with 11 or more claims each, at $480,862 in total drug cost. In 2023, CMS named 209 claims across 10 drugs.
Dr. Han's Part D claims by kind of drug, 2024
- Generic257 claims79%
- Brand-name69 claims21%
Dr. Han'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: 2092024: 24316%
Drugs named by CMS: 8 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. May H. Han 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. Han for performance year 2024, reported as part of a group. Dr. Han accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Han as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Han'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. May H. Han has 54 publications on record
Dmand AI links 54 papers to Dr. Han, published from 2001 to 2024. 2019 was the busiest year, with 6. The most frequent topics are Multiple Sclerosis, Encephalomyelitis, Autoimmune, Experimental and Mice, Inbred C57BL. Dr. Han has published most often in Proc Natl Acad Sci U S A. Dr. Han's most frequent co-authors are Lawrence Steinman, MD, William Hewitt Robinson, MD and Lucas Boyd Kipp, MD.
Dr. Han's papers by year, 2015 to 2024
Topics Dr. Han writes about most
- Multiple Sclerosis
- Encephalomyelitis, Autoimmune, Experimental
- Mice, Inbred C57BL
- Brain
- Magnetic Resonance Imaging
- Signal Transduction
- Receptors, Lysosphingolipid
- Central Nervous System
Dr. Han's most frequent co-authors
- Lawrence Steinman, MD14 shared papers
- William Hewitt Robinson, MD4 shared papers
- Lucas Boyd Kipp, MD3 shared papers
Recent publications by Dr. Han
Cell Mol Neurobiol
See who Dr. Han researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Han 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. May H. Han has worked on 1 clinical trial
Dmand AI links Dr. Han to 1 clinical trial. Conditions studied include Multiple Sclerosis and Demyelinating Autoimmune Diseases, CNS.
Conditions in Dr. Han's trials
- Multiple Sclerosis
- Demyelinating Autoimmune Diseases, CNS
Investigators on the most trials with Dr. Han
Recent clinical trials with Dr. Han
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. May H. Han received $40,800 in industry payments from 2016 to 2024
CMS Open Payments shows 48 general payments to Dr. Han from 10 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 81% of the total. Genentech, Inc. paid the most, $22,096. It also lists 11 research payments totaling $6,689 from 2017 to 2021.
General payments to Dr. Han by program year, 2016 to 2024
General payments to Dr. Han by kind, 2016 to 2024
- Consulting fees$33,16181%
- Travel and lodging$5,93815%
- Food and beverage$1,7014%
Companies that paid Dr. Han the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. May H. Han has 1 award and honors on record
Dmand AI lists 1 award for Dr. Han, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Han
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. May H. Han graduated from University Institute of Medicine 1
Dr. Han graduated from University Institute of Medicine 1 in 1995.
- Medical school
- Board certified in neurology
Source: Dmand AI Professional Profile Data
Dr. May H. Han accepts plans from 6 insurance carriers
Dr. Han is in network with 6 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Blue Cross and Blue Shield of Kansas City
Plan types Dr. Han accepts, by number of carriers
- Medicare5
- PPO5
- EPO3
- HMO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. May H. Han'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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. May H. Han
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. May H. Han's NPI number?
Dr. May H. Han's NPI number is 1285960005. It was assigned on October 29, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. May H. Han?
Dr. May H. Han is a neurologist in Stanford, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. May H. Han practice?
Dr. Han practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Han's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Han to 1 hospital.
What is Dr. May H. Han's office phone number?
The practice phone on file for Dr. Han is (650) 723-4000.
What is Dr. May H. Han's medical license number?
Dr. Han holds California license A108510.
Which hospitals is Dr. May H. Han affiliated with?
Dr. Han practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Han to 1 more hospital.
What medical group is Dr. May H. Han part of?
Dr. Han is linked to Stanford Health Care.
Does Dr. May H. Han accept Medicare?
Yes. CMS data shows Dr. Han billed Medicare for 139 services in 2024, and Dr. Han accepts Medicare assignment.
Does Dr. May H. Han offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Han as offering telehealth services.
What is Dr. May H. Han's MIPS score?
Dr. Han's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. May H. Han see?
CMS counts 63 Medicare patients who saw Dr. Han in 2024, with an average age of 64.
Is Dr. May H. Han board certified?
Yes. Dr. Han is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does Dr. May H. Han bill to Medicare?
In 2024, Dr. Han's most billed Medicare services were office visit, established patient (99215) and medicare service (G2211).
Where did Dr. May H. Han go to medical school?
Dr. Han graduated from University Institute of Medicine 1 in 1995.
What drugs does Dr. May H. Han prescribe most?
In 2024 Medicare Part D data, Dr. Han's most prescribed drugs by claims were Baclofen, Gabapentin and Kesimpta Pen.
Has Dr. May H. Han received payments from drug or device companies?
CMS Open Payments shows $40,800 in general payments to Dr. Han from 10 companies from 2016 to 2024. The largest total came from Genentech, Inc.
How long has Dr. May H. Han been practicing?
Dr. Han graduated from medical school in 1995, 31 years ago.
Does Dr. May H. Han do research?
Dmand AI links 54 publications to Dr. Han, published from 2001 to 2024. Dr. Han has worked on 1 clinical trial.
Who does Dr. May H. Han publish with?
Dr. Han's most frequent co-authors are Lawrence Steinman, MD (14 shared papers), William Hewitt Robinson, MD (4 shared papers) and Lucas Boyd Kipp, MD (3 shared papers).
What insurance does Dr. May H. Han accept?
Dr. Han is in network with 6 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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