NPPES file of Aug 9, 2026

Kathleen Marie Johnstonbaugh, MD

Hospice and Palliative Medicine (Family Medicine) Physician · Little Rock, AR

Kathleen Marie Johnstonbaugh, MD is a hospice and palliative medicine (family medicine) physician with a practice address in Little Rock, Arkansas, and NPI 1720666183, issued on Mar 29, 2021. Check the license (Arkansas E-17580, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1720666183
Name
Kathleen Marie Johnstonbaugh
Credential
MD
Primary taxonomy
Hospice and Palliative Medicine (Family Medicine) Physician 207QH0002X
License number
E-17580 AR
Self-reported in NPPES; status is on the state search
Practice location
4301 W Markham St # 508, Little Rock, AR 72205
Phone
(501) 686-8000
Enumerated
Mar 29, 2021
Record last updated
Jul 3, 2025
Fax
(501) 526-5148
Medicare enrollment
Enrolled (PECOS I20250718004283); accepts Medicare assignment
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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8 nearest hospice and palliative medicine (family medicine) physician records → All 12 in Arkansas → Look up another NPI →

Also registered at 4301 W Markham St # 508

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

  1. Konstantinos Arnaoutakis, M.D.Hematology & Oncology Physician1053426304
  2. Ramya Bachu, MDInternal Medicine Physician1215490578
  3. Alan Baltz, MDHematology & Oncology Physician1407352040
  4. Hira Cheema, M.D.Internal Medicine Physician1609258938
  5. Sasya Dronavalli, MDInternal Medicine Physician1457735193
  6. Cesar Gentille Sanchez, MDMedical Oncology Physician1215311600

Verify Kathleen Marie Johnstonbaugh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license E-17580    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 Arkansas 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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75% fewer Medicare Part D claims than the average hospice and palliative medicine (family medicine) physician in 2024

277 Medicare Part D claims for 52 beneficiaries, against an average of 1,129 among the 731 providers of this specialty who prescribed in Part D.

  1. Kathleen Johnstonbaugh277
  2. Specialty average1,129

Most prescribed

  1. Atorvastatin Calcium17 claims
  2. Omeprazole14 claims
  3. Albuterol Sulfate Hfa12 claims
  4. Ozempic12 claims
  5. Gabapentin11 claims
  6. Lisinopril11 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.

Bills Medicare through one group practice

  1. Arkansas Palliative Care, LLCNorth Little Rock, AR

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

Kathleen Marie Johnstonbaugh among 12 hospice and palliative medicine (family medicine) physician records in Arkansas

Kathleen Marie Johnstonbaugh, MD is one of 12 hospice and palliative medicine (family medicine) physician records with a practice address in Arkansas. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 92% of them.

  • NPI issued2021 · 92% of these records are older, 0% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 33% of these records are
  • Record last updated2025 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QH0002X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospice and Palliative Medicine (Family Medicine) Physician providers in Arkansas

There are 12 hospice and palliative medicine (family medicine) physician records in Arkansas.

All 12 in Arkansas → Every provider in Little Rock → Hospice and Palliative Medicine (Family Medicine) Physician nationwide →

The 8 hospice and palliative medicine (family medicine) physician records with the nearest ZIP codes

  1. Masil George, M.D.Little Rock, AR 722051629277231
  2. Kenneth Sauer, MDLittle Rock, AR 722051225128796
  3. Clark Smith, M.D.Little Rock, AR 722051518194711
  4. Edwin Bird, M.D.Little Rock, AR 722111336359546
  5. Andrea Allen, MDNorth Little Rock, AR 721161598727273
  6. Clint Seymour, MDConway, AR 720341194719518
  7. Stanley Bradley, MDFayetteville, AR 727031073579322
  8. Kathlyn Cook, M.D.Fayetteville, AR 727031497923445

Common questions

What is Kathleen Marie Johnstonbaugh, MD's NPI number?

Kathleen Marie Johnstonbaugh, MD's National Provider Identifier (NPI) is 1720666183, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Marie Johnstonbaugh, MD located?

The NPPES record lists a practice address at 4301 W Markham St # 508, Little Rock, AR, 72205. Phone: (501) 686-8000. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Marie Johnstonbaugh, MD's license?

NPPES lists Arkansas license number E-17580, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kathleen Marie Johnstonbaugh, MD prescribe under Medicare Part D?

In 2024, Kathleen Marie Johnstonbaugh, MD had 277 Medicare Part D claims for 52 beneficiaries; the average among hospice and palliative medicine (family medicine) physician prescribers was 1,129. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.