Dr. Katie M. Twomley, MD

  • Lexington, NC
  • Cardiologist
NPI1659323681PAC ID2668484825
Medicare services, 2024
2,995
Medicare patients, 2024
1,239
Part D claims, 2024
2,791
Publications
1
Hospital affiliations
3
Practice address
250 Hospital Drive PO Box 1817, Lexington, NC 27293
Practice phone
Call (336) 248-5161
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Lexington Medical Center

Hospital · Lexington, North Carolina

See all 5 affiliations

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Dr. Katie M. Twomley is a cardiologist in Lexington, North Carolina

Dr. Twomley practices at Lexington Medical Center in Lexington, North Carolina, part of Advocate Health.

Dr. Twomley's NPI, 1659323681, was assigned on May 17, 2006. Dr. Twomley graduated from Duke University School of Medicine in 2003. Dr. Twomley holds North Carolina license 2006-00432.

NPI and contact details
Medicare PAC ID
2668484825
NPI enumeration date
May 17, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(336) 248-5161
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
49
Medical school graduation
2003

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

Dr. Katie M. Twomley practices at Lexington Medical Center in Lexington, North Carolina

Dr. Twomley's primary practice is Lexington Medical Center, at 250 Hospital Drive PO Box 1817, Lexington, NC 27293 in Davidson County. The practice phone is (336) 248-5161.

Source: Dmand AI Affiliation Data

Dr. Katie M. Twomley is affiliated with 4 sites of care and 1 medical group

Dr. Twomley's primary practice is Lexington Medical Center in Lexington, North Carolina, part of Advocate Health. Dr. Twomley is also affiliated with Atrium Health Wake Forest Baptist Medical Center. The medical group on file is Atrium Health Wake Forest Baptist. Dmand AI also links Dr. Twomley to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Twomley

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Katie M. Twomley's practice

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

EHR by site
SiteEHR vendor and product
Lexington Medical CenterAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Katie M. Twomley is one of 726 cardiologists in North Carolina

Cardiovascular disease is Dr. Twomley's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Twomley is licensed in North Carolina.

Specialties and state licenses

  • Cardiovascular disease, North CarolinaPrimaryLicense 2006-00432 · taxonomy 207RC0000X

Cardiologists near Dr. Twomley

Counts of cardiologists 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. Katie M. Twomley billed Medicare for 2,995 services in 2024

CMS data shows 2,995 Medicare services from Dr. Twomley across 17 procedure codes in 2024, for 1,239 Medicare patients. Medicare paid $70,957 for them.

Medicare services, 20242,995
Medicare patients1,239
Paid by Medicare$70,957
Procedure codes17

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

  • 2023
  • 2024
Tests and treatments
2023: 2,4042024: 2,4301%
Office and hospital visits
2023: 6302024: 56510%

Where Dr. Twomley's Medicare services took place, 2024

  • In an office1,00534%
  • In a facility1,99066%

Dr. Twomley compared with the North Carolina median for cardiologists, 2024

  • Dr. Twomley
  • North Carolina median
Medicare services
2,995vs 1,71075% above
Medicare patients
1,239vs 75365% above
Part D claims
2,630vs 1,87940% above

Medians across 724 cardiologists in North Carolina with Dmand AI profiles that report each measure.

Dr. Twomley'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. Twomley

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

Dr. Katie M. Twomley treated 1,239 Medicare patients in 2024, average age 75

CMS counts 1,239 Medicare patients who saw Dr. Twomley in 2024. The largest group is 75 to 84, with 452 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.70, 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. Twomley's median patient age at 73, with 57% women.

Medicare patients, 20241,239
Average age75
Average risk score1.70
Also on Medicaid19%

Dr. Twomley's Medicare patients by age, 2024

Dr. Twomley's Medicare patients by sex, 2024

  • Women66354%
  • Men57646%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis47%
  4. Chronic kidney disease39%
  5. Diabetes38%
  6. Ischemic heart disease36%
  7. Mood disorders35%
  8. Anxiety34%

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

Dr. Twomley'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

  • Women57%
  • Men42%

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

Dr. Katie M. Twomley wrote 2,791 Medicare Part D claims in 2024

In 2024, Dr. Twomley wrote 2,791 Medicare Part D claims for 667 patients. 76% of them were for generic drugs. CMS names the drug for 2,630 of them, across 34 drugs with 11 or more claims each, at $557,744 in total drug cost. In 2023, CMS named 2,161 claims across 29 drugs.

Part D claims, 20242,791
Drugs named by CMS34
Total drug cost$557,744
Part D patients667

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

  • Generic2,110 claims76%
  • Brand-name681 claims24%

Dr. Twomley'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: 2,1612024: 2,63022%

Drugs named by CMS: 34 in 2024, 29 in 2023.

See all prescribing by Dr. Twomley

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

How Dr. Katie M. Twomley takes part in Medicare

Dr. Twomley accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Katie M. Twomley has 1 publication on record

Dmand AI links 1 paper to Dr. Twomley in 2012. Dr. Twomley's most frequent co-authors are Brandon Christian Drafts, MD, Leslie R. Ellis, MD and Vinay Thohan, MD.

Papers1

Dr. Twomley's most frequent co-authors

Recent publications by Dr. Twomley

See all 1 publications and co-authors

See who Dr. Twomley researches with

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

How network discovery works

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

Dr. Katie M. Twomley received $2,969 in industry payments from 2016 to 2025

CMS Open Payments shows 173 general payments to Dr. Twomley from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Bristol-Myers Squibb Company paid the most, $1,265.

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

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

$3Kin total
  • Food and beverage$2,85596%
  • Education$1144%

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

Share is of all general payments to this clinician.

See all payments to Dr. Twomley

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

Dr. Katie M. Twomley graduated from Duke University School of Medicine

Dr. Twomley graduated from Duke University School of Medicine in 2003.

  1. Medical schoolDuke University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Katie M. Twomley'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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)
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)
Training, board certification and membershipsDmand AI Professional Profile 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. Katie M. Twomley

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. Katie M. Twomley's NPI number?

Dr. Katie M. Twomley's NPI number is 1659323681. It was assigned on May 17, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Katie M. Twomley?

Dr. Katie M. Twomley is a cardiologist in Lexington, North Carolina. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Katie M. Twomley practice?

Dr. Twomley practices at 250 Hospital Drive PO Box 1817, Lexington, NC 27293. Dr. Twomley's primary practice is Lexington Medical Center in Lexington, North Carolina, part of Advocate Health. Dmand AI also links Dr. Twomley to 1 hospital and 1 group practice or clinic.

What is Dr. Katie M. Twomley's office phone number?

The practice phone on file for Dr. Twomley is (336) 248-5161.

What is Dr. Katie M. Twomley's medical license number?

Dr. Twomley holds North Carolina license 2006-00432.

Which hospitals is Dr. Katie M. Twomley affiliated with?

Dr. Twomley practices at Lexington Medical Center in Lexington, North Carolina. Dr. Twomley is also affiliated with Atrium Health Wake Forest Baptist Medical Center. Dmand AI links Dr. Twomley to 1 more hospital.

What medical group is Dr. Katie M. Twomley part of?

Dr. Twomley is linked to Atrium Health Wake Forest Baptist.

Does Dr. Katie M. Twomley accept Medicare?

Yes. CMS data shows Dr. Twomley billed Medicare for 2,995 services in 2024, and Dr. Twomley accepts Medicare assignment.

How many Medicare patients does Dr. Katie M. Twomley see?

CMS counts 1,239 Medicare patients who saw Dr. Twomley in 2024, with an average age of 75.

What services does Dr. Katie M. Twomley bill to Medicare?

In 2024, Dr. Twomley's most billed Medicare services were heart test or procedure (93010), heart test or procedure (93306) and office visit, established patient (99214).

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Where did Dr. Katie M. Twomley go to medical school?

Dr. Twomley graduated from Duke University School of Medicine in 2003.

What drugs does Dr. Katie M. Twomley prescribe most?

In 2024 Medicare Part D data, Dr. Twomley's most prescribed drugs by claims were Eliquis, Metoprolol Succinate and Furosemide.

Has Dr. Katie M. Twomley received payments from drug or device companies?

CMS Open Payments shows $2,969 in general payments to Dr. Twomley from 16 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Katie M. Twomley been practicing?

Dr. Twomley graduated from medical school in 2003, 23 years ago.

Does Dr. Katie M. Twomley do research?

Dmand AI links 1 publication to Dr. Twomley.

Who does Dr. Katie M. Twomley publish with?

Dr. Twomley's most frequent co-authors are Brandon Christian Drafts, MD (1 shared paper), Leslie R. Ellis, MD (1 shared paper) and Vinay Thohan, MD (1 shared paper).

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