Dr. Diane D. Lee, MD
- Medicare services, 2024
- 1,161
- Medicare patients, 2024
- 288
- Part D claims, 2024
- 1,304
- MIPS score, 2024
- 28
- Hospital affiliations
- 2
- Practice address
- 2100 Webster St, San Francisco, CA 94115
- Practice phone
- Call (415) 972-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Brown & Toland Medical Group
San Francisco, California
Find Dr. Lee's professional email, personal email and mobile number
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Dr. Diane D. Lee is a neurologist in San Francisco, California
Dr. Lee practices at Brown & Toland Medical Group in San Francisco, California.
Dr. Lee's NPI, 1861508335, was assigned on August 21, 2006. Dr. Lee graduated from Sun Yat-Sen University of Medical Science in 1982. Dr. Lee holds California license A78611.
- NPI
- 1861508335NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012955958
- NPI enumeration date
- August 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 972-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Diane D. Lee practices at Brown & Toland Medical Group in San Francisco, California
Dr. Lee's primary practice is Brown & Toland Medical Group, at 2100 Webster St, San Francisco, CA 94115 in San Francisco County. The practice phone is (415) 972-6000.
- Brown & Toland Medical Group2100 Webster St, San Francisco, CA 94115 · San Francisco CountyPhone(415) 972-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Diane D. Lee is affiliated with 6 sites of care and 1 medical group
Dr. Lee's primary practice is Brown & Toland Medical Group in San Francisco, California. Dr. Lee is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. Dmand AI also links Dr. Lee to 1 more hospital, 2 home health agencies, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Diane D. Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brown & Toland Medical Group | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Diane D. Lee is one of 2,207 neurologists in California
Neurology is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Lee is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Lee's licenses on file in 4 states: California, New Jersey, New York and Pennsylvania.
Specialties and state licenses
- Neurology, CaliforniaPrimary
- New Jersey license
- New York license
- Pennsylvania license
Clinical focus
Dmand AI lists acute mini-stroke (TIA), carpal tunnel syndrome, cerebrovascular disease, epilepsy, head injury, hereditary polyneuropathy, lower back pain and mobility impairment among the conditions Dr. Lee treats.
Neurologists near Dr. Lee
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. Diane D. Lee billed Medicare for 1,161 services in 2024
CMS data shows 1,161 Medicare services from Dr. Lee across 6 procedure codes in 2024, for 288 Medicare patients. Medicare paid $141,390 for them. Every service was in an office.
Dr. Lee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9932024: 9316%
- Tests and treatments
- 2023: 2762024: 23017%
Dr. Lee compared with the California median for neurologists, 2024
- Dr. Lee
- California median
- Medicare services
- 1,161vs 4042.9 times
- Medicare patients
- 288vs 19052% above
- Part D claims
- 1,141vs 3243.5 times
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
Dr. Lee'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. Lee and other neurologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Diane D. Lee treated 288 Medicare patients in 2024, average age 78
CMS counts 288 Medicare patients who saw Dr. Lee in 2024. The largest group is 75 to 84, with 119 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 53% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 73, with 53% women.
Dr. Lee's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lee's Medicare patients by sex, 2024
- Women17260%
- Men11640%
Chronic conditions among Dr. Lee's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Diabetes38%
- Alzheimer's and dementia34%
- Chronic kidney disease27%
- Mood disorders20%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women53%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Diane D. Lee wrote 1,304 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 1,304 Medicare Part D claims for 272 patients. 96% of them were for generic drugs. CMS names the drug for 1,141 of them, across 27 drugs with 11 or more claims each, at $77,996 in total drug cost. In 2023, CMS named 1,059 claims across 24 drugs.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic1,247 claims96%
- Brand-name and other57 claims4%
Dr. Lee'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. Lee's Part D claims, 2024
- Antipsychotics, patients 65 and over4%50 of 1,304 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: 1,0592024: 1,1418%
Drugs named by CMS: 27 in 2024, 24 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. Diane D. Lee scored 28 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 28 out of 100 for Dr. Lee for performance year 2024, reported individually. Dr. Lee accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lee's MIPS scores, performance year 2024
- 28of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 93of 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. Diane D. Lee received $893 in industry payments from 2016 to 2025
CMS Open Payments shows 17 general payments to Dr. Lee from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sunovion Pharmaceuticals Inc. paid the most, $260.
General payments to Dr. Lee by program year, 2016 to 2025
Companies that paid Dr. Lee 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. Diane D. Lee graduated from Sun Yat-Sen University of Medical Science
Dr. Lee graduated from Sun Yat-Sen University of Medical Science in 1982.
- Medical school
- Board certified in neurology
Source: Dmand AI Professional Profile Data
Dr. Diane D. Lee accepts plans from 15 insurance carriers
Dr. Lee is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. 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
- Humana
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Lee accepts, by number of carriers
- Medicare9
- PPO9
- HMO6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Diane D. Lee'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 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) |
| 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. Diane D. Lee
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. Diane D. Lee's NPI number?
Dr. Diane D. Lee's NPI number is 1861508335. It was assigned on August 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Diane D. Lee?
Dr. Diane D. Lee is a neurologist in San Francisco, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Diane D. Lee practice?
Dr. Lee practices at 2100 Webster St, San Francisco, CA 94115. Dr. Lee's primary practice is Brown & Toland Medical Group in San Francisco, California. Dmand AI also links Dr. Lee to 1 hospital, 2 home health agencies, 1 group practice or clinic and 1 medical group.
What is Dr. Diane D. Lee's office phone number?
The practice phone on file for Dr. Lee is (415) 972-6000.
What is Dr. Diane D. Lee's medical license number?
Dr. Lee holds California license A78611, one of the licenses on file in 4 states.
Which states has Dr. Diane D. Lee been licensed in?
Dmand AI has state licenses on file for Dr. Lee in California (2002 to 2027), New Jersey (2002 to 2007), New York (2002 to 2007) and Pennsylvania (1999 to 2003).
Which hospitals is Dr. Diane D. Lee affiliated with?
Dr. Lee is affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. Dmand AI links Dr. Lee to 1 more hospital.
Does Dr. Diane D. Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 1,161 services in 2024, and Dr. Lee accepts Medicare assignment.
What is Dr. Diane D. Lee's MIPS score?
Dr. Lee's MIPS final score for performance year 2024 is 28 out of 100, reported individually.
How many Medicare patients does Dr. Diane D. Lee see?
CMS counts 288 Medicare patients who saw Dr. Lee in 2024, with an average age of 78.
Show 7 more questionsShow fewer questions
Is Dr. Diane D. Lee board certified?
Yes. Dr. Lee is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does Dr. Diane D. Lee bill to Medicare?
In 2024, Dr. Lee's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and nerve and brain test (95886).
Where did Dr. Diane D. Lee go to medical school?
Dr. Lee graduated from Sun Yat-Sen University of Medical Science in 1982.
What drugs does Dr. Diane D. Lee prescribe most?
In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Gabapentin, Pregabalin and Memantine HCl ER.
Has Dr. Diane D. Lee received payments from drug or device companies?
CMS Open Payments shows $893 in general payments to Dr. Lee from 11 companies from 2016 to 2025. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. Diane D. Lee been practicing?
Dr. Lee graduated from medical school in 1982, 44 years ago.
What insurance does Dr. Diane D. Lee accept?
Dr. Lee is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
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