Dr. Karen Lynn Chapel, MD

  • Dearborn, MI
  • Dermatologist
NPI1639138720PAC ID3577649656
Medicare services, 2024
2,985
Medicare patients, 2024
697
Part D claims, 2024
1,191
Publications
1
Hospital affiliations
3
Practice address
2814 Monroe St, Dearborn, MI 48124
Practice phone
Call (313) 561-5311
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Karen L. Chapel MD

Dearborn, Michigan

See all 5 affiliations

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Dr. Karen Lynn Chapel is a dermatologist in Dearborn, Michigan

Dr. Chapel practices at Karen L. Chapel MD in Dearborn, Michigan.

Dr. Chapel's NPI, 1639138720, was assigned on March 20, 2006. Dr. Chapel graduated from University Of Michigan Medical School in 1994. Dr. Chapel's Michigan license number on file is 4301063977.

NPI and contact details
Medicare PAC ID
3577649656
NPI enumeration date
March 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(313) 561-5311
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
58
Medical school graduation
1994

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Karen Lynn Chapel practices at Karen L. Chapel MD in Dearborn, Michigan

Dr. Chapel's primary practice is Karen L. Chapel MD, at 2814 Monroe St, Dearborn, MI 48124 in Wayne County. The practice phone is (313) 561-5311.

  • Karen L. Chapel MD
    2814 Monroe St, Dearborn, MI 48124 · Wayne CountyPhone(313) 561-5311

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Karen Lynn Chapel is affiliated with 5 sites of care

Dr. Chapel's primary practice is Karen L. Chapel MD in Dearborn, Michigan. Dr. Chapel is also affiliated with Corewell Health Dearborn Hospital. Dmand AI also links Dr. Chapel to 2 more hospitals and 1 physician office, each named with a free account.

See all 5 affiliations for Dr. Chapel

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Karen Lynn Chapel's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chapel practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Karen L. Chapel MDAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Karen Lynn Chapel is one of 430 dermatologists in Michigan

Dermatology is Dr. Chapel's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Chapel is board certified in dermatology by the American Board of Dermatology. Dr. Chapel has a license on file in Michigan.

Specialties and state licenses

  • Dermatology, MichiganPrimaryLicense 4301063977 · 1997 to 2025 · taxonomy 207N00000X

Clinical focus

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, cold sores or genital herpes, contact dermatitis, facial skin infection and itchy rashes among the conditions Dr. Chapel treats.

Dermatologists near Dr. Chapel

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. Karen Lynn Chapel billed Medicare for 2,985 services in 2024

CMS data shows 2,985 Medicare services from Dr. Chapel across 21 procedure codes in 2024, for 697 Medicare patients. Medicare paid $113,099 for them. Every service was in an office.

Medicare services, 20242,985
Medicare patients697
Paid by Medicare$113,099
Procedure codes21

Dr. Chapel's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 2,6272024: 2,13519%
Office and hospital visits
2023: 7782024: 8033%
Drugs given in the office
2023: 332024: 316%
Other services
2023: 202024: 1620%

Dr. Chapel compared with the Michigan median for dermatologists, 2024

  • Dr. Chapel
  • Michigan median
Medicare services
2,985vs 1,4332.1 times
Medicare patients
697vs 38681% above
Part D claims
1,061vs 5282.0 times

Medians across 396 dermatologists in Michigan with Dmand AI profiles that report each measure.

Dr. Chapel'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.

See all procedures by Dr. Chapel

Need commercial claims for Dr. Chapel?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chapel and other dermatologists in Michigan.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Karen Lynn Chapel treated 697 Medicare patients in 2024, average age 76

CMS counts 697 Medicare patients who saw Dr. Chapel in 2024. The largest group is 65 to 74, with 303 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 2% 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. Chapel's median patient age at 72, with 60% women.

Medicare patients, 2024697
Average age76
Average risk score1.06
Also on Medicaid2%

Dr. Chapel's Medicare patients by age, 2024

Dr. Chapel's Medicare patients by sex, 2024

  • Women41459%
  • Men28341%

Chronic conditions among Dr. Chapel's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis42%
  4. Ischemic heart disease33%
  5. Diabetes28%
  6. Chronic kidney disease23%
  7. Anxiety21%
  8. Cancer19%

Share of Medicare patients with each condition. A patient can have several.

Dr. Chapel'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

  • Women60%
  • Men39%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Karen Lynn Chapel wrote 1,191 Medicare Part D claims in 2024

In 2024, Dr. Chapel wrote 1,191 Medicare Part D claims for 535 patients. 93% of them were for generic drugs. CMS names the drug for 1,061 of them, across 19 drugs with 11 or more claims each, at $102,004 in total drug cost. In 2023, CMS named 959 claims across 16 drugs.

Part D claims, 20241,191
Drugs named by CMS19
Total drug cost$102,004
Part D patients535

Dr. Chapel's Part D claims by kind of drug, 2024

  • Generic1,109 claims93%
  • Brand-name82 claims7%

Dr. Chapel'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. Chapel's Part D claims, 2024

  • Antibiotics3%34 of 1,191 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: 9592024: 1,06111%

Drugs named by CMS: 19 in 2024, 16 in 2023.

See all prescribing by Dr. Chapel

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. Karen Lynn Chapel scored 0 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Chapel for performance year 2024, reported individually. Dr. Chapel accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 483 procedures of skin biopsy by Dr. Chapel, more than 95% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Chapel's MIPS scores, performance year 2024

  • 0of 100Final score
  • 0of 100Quality
  • 0of 100Improvement Activities
  • 0of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Chapel ranks in Medicare procedure volume

Removal of skin lesions
92nd percentile871 procedures
Skin biopsy
95th percentile483 procedures
Removal or shaving of skin growth
84th percentile97 procedures
Melanoma (skin cancer) excision
75th percentile21 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

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. Karen Lynn Chapel has 1 publication on record

Dmand AI links 1 paper to Dr. Chapel.

Papers1

Recent publications by Dr. Chapel

See all 1 publications and co-authors

See who Dr. Chapel researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chapel works with, so you can find a warm path to the right dermatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Karen Lynn Chapel received $184 in industry payments from 2016 to 2025

CMS Open Payments shows 2 general payments to Dr. Chapel from 2 drug and device companies from 2016 to 2025. Education make up the largest share, 54% of the total. Janssen Pharmaceuticals, Inc paid the most, $100.

General payments to Dr. Chapel by program year, 2016 to 2025

General payments to Dr. Chapel by kind, 2016 to 2025

$184in total
  • Education$10054%
  • Food and beverage$8446%

Companies that paid Dr. Chapel the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chapel

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Karen Lynn Chapel has 1 award and honors on record

Dmand AI lists 1 award for Dr. Chapel.

Awards and honors for Dr. Chapel

  1. Undated
    • AAD Fellow

Source: Dmand AI Professional Profile Data

Dr. Karen Lynn Chapel graduated from University Of Michigan Medical School

Dr. Chapel graduated from University Of Michigan Medical School in 1994. Dr. Chapel is a member of AAD.

  1. Medical schoolUniversity Of Michigan Medical School
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Karen Lynn Chapel accepts plans from 10 insurance carriers

Dr. Chapel is in network with 10 carriers, including Aetna, Health Alliance Plan and Priority Health. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Health Alliance Plan
  • Priority Health
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Humana
  • +2 more carriersWith a free account

Plan types Dr. Chapel accepts, by number of carriers

  1. Medicare8
  2. PPO8
  3. HMO5
  4. POS4
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Karen Lynn Chapel's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Karen Lynn Chapel

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. Karen Lynn Chapel's NPI number?

Dr. Karen Lynn Chapel's NPI number is 1639138720. It was assigned on March 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Karen Lynn Chapel?

Dr. Karen Lynn Chapel is a dermatologist in Dearborn, Michigan. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Karen Lynn Chapel practice?

Dr. Chapel practices at 2814 Monroe St, Dearborn, MI 48124. Dr. Chapel's primary practice is Karen L. Chapel MD in Dearborn, Michigan. Dmand AI also links Dr. Chapel to 2 hospitals and 1 physician office.

What is Dr. Karen Lynn Chapel's office phone number?

The practice phone on file for Dr. Chapel is (313) 561-5311.

What is Dr. Karen Lynn Chapel's medical license number?

Dr. Chapel's Michigan license number on file is 4301063977.

Which hospitals is Dr. Karen Lynn Chapel affiliated with?

Dr. Chapel is affiliated with Corewell Health Dearborn Hospital. Dmand AI links Dr. Chapel to 2 more hospitals.

Does Dr. Karen Lynn Chapel accept Medicare?

Yes. CMS data shows Dr. Chapel billed Medicare for 2,985 services in 2024, and Dr. Chapel accepts Medicare assignment.

What is Dr. Karen Lynn Chapel's MIPS score?

Dr. Chapel's MIPS final score for performance year 2024 is 0 out of 100, reported individually.

How many Medicare patients does Dr. Karen Lynn Chapel see?

CMS counts 697 Medicare patients who saw Dr. Chapel in 2024, with an average age of 76.

Is Dr. Karen Lynn Chapel board certified?

Yes. Dr. Chapel is board certified in dermatology by the American Board of Dermatology.

Show 7 more questionsShow fewer questions

What services does Dr. Karen Lynn Chapel bill to Medicare?

In 2024, Dr. Chapel's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).

Where did Dr. Karen Lynn Chapel go to medical school?

Dr. Chapel graduated from University Of Michigan Medical School in 1994.

What drugs does Dr. Karen Lynn Chapel prescribe most?

In 2024 Medicare Part D data, Dr. Chapel's most prescribed drugs by claims were Triamcinolone Acetonide, Clobetasol Propionate and Hydrocortisone.

Has Dr. Karen Lynn Chapel received payments from drug or device companies?

CMS Open Payments shows $184 in general payments to Dr. Chapel from 2 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Karen Lynn Chapel been practicing?

Dr. Chapel graduated from medical school in 1994, 32 years ago.

Does Dr. Karen Lynn Chapel do research?

Dmand AI links 1 publication to Dr. Chapel.

What insurance does Dr. Karen Lynn Chapel accept?

Dr. Chapel is in network with 10 carriers, including Aetna, Health Alliance Plan and Priority Health. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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