Registry data as of Aug 27, 2026

Katherine Sawaya, MD

Gynecologic Oncology Physician · Iowa City, IA

Katherine Sawaya, MD is a gynecologic oncology physician with a practice address in Iowa City, Iowa, and NPI 1821614280, issued on Jun 22, 2020. Check the license (Iowa R-13282, as entered in NPPES) on the Iowa Board of Medicine; 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
1821614280
Name
Katherine Sawaya
Credential
MD
Primary taxonomy
Gynecologic Oncology Physician 207VX0201X
License number
R-13282 IA
Self-reported in NPPES; status is on the state search
Practice location
200 Hawkins Dr, Iowa City, IA 52242
Phone
(319) 678-0897
Enumerated
Jun 22, 2020
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 200 Hawkins Dr

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

  1. Helena Aaberg, MDAnesthesiology Physician1689301558
  2. Abdullah Abbasi, MDInternal Medicine Physician1932944204
  3. Mary Jo Abbott, RPHPharmacist1841325875
  4. Francois Abboud, MDInternal Medicine Physician1598753113
  5. Abdalla Abdalla, MBBCHAnatomic Pathology & Clinical Pathology Physician1518859826
  6. Sameh AbdallaAnatomic Pathology & Clinical Pathology Physician1437902160

Verify Katherine Sawaya in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license R-13282
    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 Iowa 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.

69% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024

61 Medicare Part D claims for 34 beneficiaries, against an average of 198 among the 1,016 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Katherine Sawaya61
  2. Specialty average198

Most prescribed

  1. Ibuprofen13 claims
  2. Oxycodone Hcl11 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.

Industry payments in 2024: $48.15

3 payments, mostly food and beverage; the largest payer was Organon Llc. The 833 providers of this specialty with any payment received $6,785.12 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Sawaya$48.15
  2. Specialty average$6,785.12

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Gynecologic Oncology Physician providers in Iowa

There are 5 gynecologic oncology physician records in Iowa.

Other gynecologic oncology physician records in Iowa

  1. Jesus Gonzalez Bosquet, M.D.Iowa City, IA1427023175
  2. Emily Hill, M.D.Iowa City, IA1487984589
  3. Kevin Kremer, MDDes Moines, IA1053725770
  4. Meenakshi Palani, D.O.Fort Madison, IA1669631099

Common questions

What is Katherine Sawaya, MD's NPI number?

Katherine Sawaya, MD's National Provider Identifier (NPI) is 1821614280, issued on Jun 22, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Sawaya, MD located?

The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 678-0897. Providers update this record themselves, so call before visiting.

How can I verify Katherine Sawaya, MD's license?

NPPES lists Iowa license number R-13282, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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

In 2024, Katherine Sawaya, MD had 61 Medicare Part D claims for 34 beneficiaries; the average among gynecologic oncology physician prescribers was 198. 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.