Registry data as of Aug 27, 2026

Margot Karr

Physician Assistant · Kailua Kona, HI

Margot Karr is a physician assistant with a practice address in Kailua Kona, Hawaii, and NPI 1255702122, issued on Oct 16, 2015. Check the license with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1255702122
Name
Margot Karr
Primary taxonomy
Physician Assistant 363A00000X
Practice location
75-5751 Kuakini Hwy Ste 101A, Kailua Kona, HI 96740
Phone
(808) 326-5629
Enumerated
Oct 16, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 75-5751 Kuakini Hwy Ste 101A

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

  1. Laura Ankrum, DOFamily Medicine Physician1548233380
  2. Nestlyne Barcelona, LCSWClinical Social Worker1538964481
  3. Naomi Bikle, M.D.Psychiatry Physician1225202906
  4. Ashlynne Brown, CNMAdvanced Practice Midwife1205447612
  5. Melissa Bumgardner, PHARM.D.Pharmacotherapy Pharmacist1790838654
  6. Jo-Ann Marilyn Castanares, R.N., ACPNPCritical Care Pediatric Nurse Practitioner1851609770

Verify Margot Karr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Hawaii board licenses this professionCheck 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
Find the Hawaii 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.

97% fewer Medicare Part D claims than the average physician assistant in 2024

28 Medicare Part D claims for 22 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D.

  1. Margot Karr28
  2. Specialty average832

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.

23 physician assistant records list a Kailua Kona practice address

They are 23 of the 803 NPPES records with a Kailua Kona practice address, and 361 physician assistant records in Hawaii.

Other physician assistant records in Hawaii

  1. Patricia Achay, P.A.Kailua Kona, HI1740682889
  2. Kellie Acosta, PA-CKailua Kona, HI1053777342
  3. Christopher Acree, PAHonolulu, HI1629013032
  4. Rhynell AgustinTripler Army Medical Center, HI1144008251
  5. Tiana Rose Ahue, PA-CWaianae, HI1740731546
  6. Joyce Aldon, PA-CKapolei, HI1336180124
  7. Stephanie Amick, PA-CKailua, HI1306475082
  8. Nicole Antenucci, P.A.Tripler Army Medical Center, HI1972739852
  9. Kerri Anzai, PA-CHonolulu, HI1275778193
  10. Christopher Apostolides, PAHonolulu, HI1083655153

Common questions

What is Margot Karr's NPI number?

Margot Karr's National Provider Identifier (NPI) is 1255702122, issued on Oct 16, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Margot Karr located?

The NPPES record lists a practice address at 75-5751 Kuakini Hwy Ste 101A, Kailua Kona, HI, 96740. Phone: (808) 326-5629. Providers update this record themselves, so call before visiting.

How can I verify Margot Karr's license?

Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.

How much does Margot Karr prescribe under Medicare Part D?

In 2024, Margot Karr had 28 Medicare Part D claims for 22 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.