Dr. Di Yan, MD
- Medicare services, 2024
- 2,902
- Medicare patients, 2024
- 1,371
- Part D claims, 2024
- 161
- MIPS score, 2024
- 83
- Hospital affiliations
- 1
- Practice address
- 600 Highland Ave, Madison, WI 53792
- Practice phone
- Call (608) 265-1978
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Health Services - Madison (Highland Ave)
College / University Student Health · Madison, Wisconsin
Find Dr. Yan'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. Di Yan is a dermatologist in Madison, Wisconsin
Dr. Yan practices at University Health Services - Madison (Highland Ave) in Madison, Wisconsin.
Dr. Yan's NPI, 1841795671, was assigned on March 25, 2018. Dr. Yan graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2018. Dr. Yan holds Wisconsin license 82556.
- NPI
- 1841795671NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335496587
- NPI enumeration date
- March 25, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (608) 265-1978
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Di Yan practices at University Health Services - Madison (Highland Ave) in Madison, Wisconsin
Dr. Yan's primary practice is University Health Services - Madison (Highland Ave), at 600 Highland Ave, Madison, WI 53792. The practice phone is (608) 265-1978.
- University Health Services - Madison (Highland Ave)600 Highland Ave, Madison, WI 53792Phone(608) 265-1978
Source: Dmand AI Affiliation Data
Dr. Di Yan is affiliated with 3 sites of care and 1 medical group
Dr. Yan's primary practice is University Health Services - Madison (Highland Ave) in Madison, Wisconsin. Dr. Yan is also affiliated with University Hospital. The medical group on file is UW Health. Dmand AI also links Dr. Yan to 1 more group practice or clinic, named with a free account. Dr. Yan's employer is on file too: a school & student health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Di Yan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Health Services - Madison (Highland Ave) | 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. Di Yan is one of 436 dermatologists in Wisconsin
Dermatology is Dr. Yan's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Yan is licensed in Wisconsin.
Specialties and state licenses
- Dermatology, WisconsinPrimary
Dermatologists near Dr. Yan
Counts of dermatologists 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. Di Yan billed Medicare for 2,902 services in 2024
CMS data shows 2,902 Medicare services from Dr. Yan across 18 procedure codes in 2024, for 1,371 Medicare patients. Medicare paid $72,029 for them.
Dr. Yan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 4692024: 2,598454%
- Surgery
- 2023: 02024: 175
- Office and hospital visits
- 2023: 02024: 129
Where Dr. Yan's Medicare services took place, 2024
- In an office2,82797%
- In a facility753%
Dr. Yan compared with the Wisconsin median for dermatologists, 2024
- Dr. Yan
- Wisconsin median
- Medicare services
- 2,902vs 1,89353% above
- Medicare patients
- 1,371vs 5182.6 times
- Part D claims
- 42vs 51892% below
Medians across 439 dermatologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Yan'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. Yan and other dermatologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Di Yan treated 1,371 Medicare patients in 2024, average age 75
CMS counts 1,371 Medicare patients who saw Dr. Yan in 2024. The largest group is 65 to 74, with 680 patients. 64% of them have high blood pressure, and 63% have high cholesterol. 4% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Yan's median patient age at 67, with 54% women.
Dr. Yan's Medicare patients by age, 2024
Dr. Yan's Medicare patients by sex, 2024
- Women67549%
- Men69651%
Chronic conditions among Dr. Yan's Medicare patients, 2024
- High blood pressure64%
- High cholesterol63%
- Arthritis34%
- Diabetes19%
- Mood disorders19%
- Anxiety18%
- Chronic kidney disease18%
- Ischemic heart disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Di Yan wrote 161 Medicare Part D claims in 2024
In 2024, Dr. Yan wrote 161 Medicare Part D claims for 40 patients. 71% of them were for generic drugs. CMS names the drug for 42 of them, across 3 drugs with 11 or more claims each, at $134,620 in total drug cost. In 2022, CMS named 111 claims across 5 drugs.
Dr. Yan's Part D claims by kind of drug, 2024
- Generic114 claims71%
- Brand-name47 claims29%
Dr. Yan'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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 1112024: 4262%
Drugs named by CMS: 3 in 2024, 5 in 2022.
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. Di Yan scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Yan for performance year 2024, reported as part of a group. Dr. Yan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 59 procedures of removal of skin lesions by Dr. Yan, more than 72% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Yan's MIPS scores, performance year 2024
- 83of 100Final score
- 87.8of 100Quality
- 77of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Yan ranks in Medicare procedure volume
- Skin biopsy
- 71st percentile66 procedures
- Removal of skin lesions
- 72nd percentile59 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Di Yan graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Dr. Yan graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Di Yan'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Di Yan
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. Di Yan's NPI number?
Dr. Di Yan's NPI number is 1841795671. It was assigned on March 25, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Di Yan?
Dr. Di Yan is a dermatologist in Madison, Wisconsin. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Di Yan practice?
Dr. Yan practices at 600 Highland Ave, Madison, WI 53792. Dr. Yan's primary practice is University Health Services - Madison (Highland Ave) in Madison, Wisconsin. Dmand AI also links Dr. Yan to 1 group practice or clinic.
What is Dr. Di Yan's office phone number?
The practice phone on file for Dr. Yan is (608) 265-1978.
What is Dr. Di Yan's medical license number?
Dr. Yan holds Wisconsin license 82556.
Which hospitals is Dr. Di Yan affiliated with?
Dr. Yan is affiliated with University Hospital.
What medical group is Dr. Di Yan part of?
Dr. Yan is linked to UW Health.
Does Dr. Di Yan accept Medicare?
Yes. CMS data shows Dr. Yan billed Medicare for 2,902 services in 2024, and Dr. Yan accepts Medicare assignment.
What is Dr. Di Yan's MIPS score?
Dr. Yan's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
How many Medicare patients does Dr. Di Yan see?
CMS counts 1,371 Medicare patients who saw Dr. Yan in 2024, with an average age of 75.
Show 4 more questionsShow fewer questions
What services does Dr. Di Yan bill to Medicare?
In 2024, Dr. Yan's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88342) and lab and pathology test (88341).
Where did Dr. Di Yan go to medical school?
Dr. Yan graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2018.
What drugs does Dr. Di Yan prescribe most?
In 2024 Medicare Part D data, Dr. Yan's most prescribed drugs by claims were Ketoconazole, Taltz Autoinjector and Prednisone.
How long has Dr. Di Yan been practicing?
Dr. Yan graduated from medical school in 2018, 8 years ago.
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