NPPES file of Aug 9, 2026

Katherine Elizabeth Twist, MD

Internal Medicine Physician · Lexington, KY

Katherine Elizabeth Twist, MD is an internal medicine physician with a practice address in Lexington, Kentucky, and NPI 1104145911, issued on May 19, 2010. Check the license (Kentucky 45998, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104145911
Name
Katherine Elizabeth Twist
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
45998 KY
Self-reported in NPPES; status is on the state search
Practice location
UK Division OF Womens Health 740 S Limestone, Lexington, KY 40536
Phone
(859) 323-3900
Enumerated
May 19, 2010
Record last updated
Mar 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130724000298); accepts Medicare assignment
Medical or professional school
University Of Kentucky College Of Medicine, 2010
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Katherine Elizabeth Twist in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 45998
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Kentucky license search

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34% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,085 Medicare Part D claims for 120 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 99 claims were for opioids.

  1. Katherine Twist2,085
  2. Specialty average3,176

Most prescribed

  1. Gabapentin94 claims
  2. Atorvastatin Calcium89 claims
  3. Omeprazole71 claims
  4. Amlodipine Besylate59 claims
  5. Albuterol Sulfate Hfa43 claims
  6. Escitalopram Oxalate43 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Kentucky Medical Services Foundation, IncLexington, KY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Elizabeth Twist among 1,526 internal medicine physician records in Kentucky

Katherine Elizabeth Twist, MD is one of 1,526 internal medicine physician records with a practice address in Kentucky. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 63% of them.

  • NPI issued2010 · 63% of these records are older, 36% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2010 · median 2006 among the 1,025 with a school on file
  • Record last updated2020 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

259 internal medicine physician records list a practice address in Lexington

They are 259 of the 14,031 NPPES records with a practice address in Lexington, and 1,526 internal medicine physician records in Kentucky.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Angela Dearinger, MDLexington, KY 405361245244854
  2. Heidi EhrhardtLexington, KY 405361538126354
  3. Christopher Feddock, MDLexington, KY 405361831119510
  4. Jacqueline Fister, MDLexington, KY 405361356380026
  5. Wendy Garabedian, M.D.Lexington, KY 405361457337347
  6. Andrew Hoellein, MDLexington, KY 405361891719795
  7. David Mannino, MDLexington, KY 405361982628889
  8. Mary Meek, MDLexington, KY 405361629092366

Common questions

What is Katherine Elizabeth Twist, MD's NPI number?

Katherine Elizabeth Twist, MD's National Provider Identifier (NPI) is 1104145911, issued on May 19, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Elizabeth Twist, MD located?

The NPPES record lists a practice address at UK Division OF Womens Health 740 S Limestone, Lexington, KY, 40536. Phone: (859) 323-3900. Providers update this record themselves, so call before visiting.

How can I verify Katherine Elizabeth Twist, MD's license?

NPPES lists Kentucky license number 45998, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Katherine Elizabeth Twist, MD prescribe under Medicare Part D?

In 2024, Katherine Elizabeth Twist, MD had 2,085 Medicare Part D claims for 120 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Katherine Elizabeth Twist, MD's MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.