Karen Lin Chen
- Medicare patients, 2024
- 799
- Part D claims, 2024
- 865
- MIPS score, 2024
- 100
- Industry payments
- $152
- Affiliated sites
- 2
- Practice address
- 3024 E Empire St, Bloomington, IL 61704
- Practice phone
- Call (309) 451-3376
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dermatology and Mohs Surgery Institute, Ltd.
Bloomington, Illinois
Find Karen Chen'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.
Karen Lin Chen is a physician assistant in Bloomington, Illinois
Karen Chen practices at Dermatology and Mohs Surgery Institute, Ltd. in Bloomington, Illinois.
Karen Chen's NPI, 1558098152, was assigned on August 3, 2022. Karen Chen holds Illinois license 085009083.
- NPI
- 1558098152NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183092059
- NPI enumeration date
- August 3, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (309) 451-3376
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Karen Lin Chen practices at Dermatology and Mohs Surgery Institute, Ltd. in Bloomington, Illinois
Karen Chen's primary practice is Dermatology and Mohs Surgery Institute, Ltd., at 3024 E Empire St, Bloomington, IL 61704 in Mclean County. The practice phone is (309) 451-3376.
- Dermatology and Mohs Surgery Institute, Ltd.3024 E Empire St, Bloomington, IL 61704 · Mclean CountyPhone(309) 451-3376
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Karen Lin Chen is affiliated with 3 sites of care and 3 medical groups
Karen Chen's primary practice is Dermatology and Mohs Surgery Institute, Ltd. in Bloomington, Illinois. The medical group on file is Dermatology & Mohs Surgery Institute. Dmand AI also links Karen Chen to 2 more group practices and clinics and 2 medical groups, 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 Karen Lin Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karen Chen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dermatology and Mohs Surgery Institute, Ltd. | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Karen Lin Chen is one of 4,299 physician assistants in Illinois
Physician assistant is Karen Chen's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Karen Chen is licensed in Illinois.
Specialties and state licenses
- Physician assistant, IllinoisPrimary
Physician assistants near Karen Chen
Counts of physician assistants 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
Karen Lin Chen treated 799 Medicare patients in 2024, average age 75
CMS counts 799 Medicare patients who saw Karen Chen in 2024. The largest group is 65 to 74, with 354 patients. 73% of them have high cholesterol, and 69% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.97, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Karen Chen's median patient age at 49, with 63% women.
Karen Chen's Medicare patients by age, 2024
Karen Chen's Medicare patients by sex, 2024
- Women43755%
- Men36245%
Chronic conditions among Karen Chen's Medicare patients, 2024
- High cholesterol73%
- High blood pressure69%
- Arthritis43%
- Ischemic heart disease26%
- Diabetes24%
- Anxiety19%
- Atrial fibrillation17%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
Karen Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Karen Lin Chen wrote 865 Medicare Part D claims in 2024
In 2024, Karen Chen wrote 865 Medicare Part D claims for 350 patients. 87% of them were for generic drugs.
Karen Chen's Part D claims by kind of drug, 2024
- Generic752 claims87%
- Brand-name113 claims13%
Drug classes CMS tracks in Karen Chen's Part D claims, 2024
- Antibiotics8%72 of 865 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Karen Lin Chen scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Karen Chen for performance year 2024, reported as part of a group. Karen Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Karen Chen's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
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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Karen Lin Chen received $152 in industry payments in 2025
CMS Open Payments shows 7 general payments to Karen Chen from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $84.
Companies that paid Karen Chen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Karen Lin Chen'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 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 (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) |
| 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 Karen Lin Chen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Karen Lin Chen's NPI number?
Karen Lin Chen's NPI number is 1558098152. It was assigned on August 3, 2022, and it is active in the NPI Registry.
What does Karen Lin Chen specialize in?
Karen Lin Chen is a physician assistant in Bloomington, Illinois. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Karen Lin Chen practice?
Karen Chen practices at 3024 E Empire St, Bloomington, IL 61704. Karen Chen's primary practice is Dermatology and Mohs Surgery Institute, Ltd. in Bloomington, Illinois. Dmand AI also links Karen Chen to 2 group practices and clinics and 2 medical groups.
What is Karen Lin Chen's office phone number?
The practice phone on file for Karen Chen is (309) 451-3376.
What is Karen Lin Chen's medical license number?
Karen Chen holds Illinois license 085009083.
What medical group is Karen Lin Chen part of?
Karen Chen is linked to Dermatology & Mohs Surgery Institute. Dmand AI links Karen Chen to 2 more medical groups.
Does Karen Lin Chen accept Medicare?
Yes. CMS lists Karen Chen as accepting Medicare assignment.
What is Karen Lin Chen's MIPS score?
Karen Chen's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Karen Lin Chen see?
CMS counts 799 Medicare patients who saw Karen Chen in 2024, with an average age of 75.
Has Karen Lin Chen received payments from drug or device companies?
CMS Open Payments shows $152 in general payments to Karen Chen from 4 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Karen Lin Chen been practicing?
Karen Chen graduated from medical school in 2022, 4 years ago.
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