NPPES file of Aug 9, 2026

Kaitlin Wittler

Internal Medicine Physician · Kansas City, MO

Kaitlin Wittler is an internal medicine physician with a practice address in Kansas City, Missouri, and NPI 1437682697, issued on Apr 5, 2017. Check the license (Missouri 2021039807, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1437682697
Name
Kaitlin Wittler
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
2021039807 MO
Self-reported in NPPES; status is on the state search
Practice location
2301 Holmes St, Kansas City, MO 64108
Phone
(816) 404-3990
Enumerated
Apr 5, 2017
Record last updated
Oct 28, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20211118000650); accepts Medicare assignment
Medical or professional school
University Of Kansas School Of Med (Kc/Wich/Sal), 2017
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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Also registered at 2301 Holmes St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Abdelrahman Abaza, MBBCHStudent in an Organized Health Care Education/Training Program1194646968
  2. Ume Abbas, MDInfectious Disease Physician1790756179
  3. Asem Abdeljalil, M.D.Pulmonary Disease Physician1861410706
  4. Adebola AbogunrinStudent in an Organized Health Care Education/Training Program1316889165
  5. Islam AboumoussaStudent in an Organized Health Care Education/Training Program1790346518
  6. Melissa Abramovitz, FNP-BCFamily Nurse Practitioner1679170005

Verify Kaitlin Wittler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2021039807
    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 Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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65% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,116 Medicare Part D claims for 108 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 75 claims were for opioids.

  1. Kaitlin Wittler1,116
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium85 claims
  2. Amlodipine Besylate73 claims
  3. Losartan Potassium46 claims
  4. Fluticasone Propionate37 claims
  5. Gabapentin37 claims
  6. Albuterol Sulfate Hfa36 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): 86.9 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. Qualityout of 100 · 30% of the final score77.5
  2. Costout of 100 · 30%57.7
  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. University Health PhysiciansKansas City, MO

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

Kaitlin Wittler among 2,604 internal medicine physician records in Missouri

Kaitlin Wittler is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 67% of them.

  • NPI issued2017 · 67% of these records are older, 31% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2017 · median 2006 among the 1,443 with a school on file
  • Record last updated2021 · 48% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

243 internal medicine physician records list a practice address in Kansas City

They are 243 of the 13,759 NPPES records with a practice address in Kansas City, and 2,604 internal medicine physician records in Missouri.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Faisal Ahmad, M.D.Kansas City, MO 641081912090879
  2. Richard Butin, MDKansas City, MO 641081053376806
  3. Maniza Ehtesham, MDKansas City, MO 641081124052386
  4. Sara Gardner, M.D.Kansas City, MO 641081376572735
  5. Richard Harlow, M.D.Kansas City, MO 641081689667628
  6. David Hermanns, MDKansas City, MO 641081063477701
  7. Geetha Kamath, M. DKansas City, MO 641081083727515
  8. Jared Keeler, MDKansas City, MO 641081124083316

Common questions

What is Kaitlin Wittler's NPI number?

Kaitlin Wittler's National Provider Identifier (NPI) is 1437682697, issued on Apr 5, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Kaitlin Wittler located?

The NPPES record lists a practice address at 2301 Holmes St, Kansas City, MO, 64108. Phone: (816) 404-3990. Providers update this record themselves, so call before visiting.

How can I verify Kaitlin Wittler's license?

NPPES lists Missouri license number 2021039807, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kaitlin Wittler prescribe under Medicare Part D?

In 2024, Kaitlin Wittler had 1,116 Medicare Part D claims for 108 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Kaitlin Wittler's MIPS final score?

The 2023 MIPS final score is 86.9 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.