Katherine L. Koncz, PA-C
Physician Assistant · Spokane, WA
Katherine L. Koncz, PA-C is a physician assistant with a practice address in Spokane, Washington, and NPI 1336131937, issued on Aug 19, 2005. Check the license (Washington PA10003725, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine L. Koncz
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA10003725 WA
Self-reported in NPPES; status is on the state search - Practice location
- 605 E Holland Ave, Spokane, WA 99218
- Phone
- (509) 838-2531
- Enumerated
- Aug 19, 2005
- Record last updated
- Apr 11, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (509) 755-6580
- Medicaid ID
- 8328767 WA
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,718 in Washington → Look up another NPI →
Also registered at 605 E Holland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Allison Bennett, LCSW-CClinical Social Worker1689943557
- Chris Chaffin, DDSDentist1013912864
- Kawal Chester, M.D.Medical Oncology Physician1619963600
- Jason Deville, D.O.Nephrology Physician1255440459
- Mark Didier, MDFamily Medicine Physician1255333647
Verify Katherine L. Koncz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PA10003725Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average physician assistant in 2024
74 Medicare Part D claims for 18 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate11 claims
- Sevelamer Carbonate11 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.
Katherine L. Koncz among 3,718 physician assistant records in Washington
Katherine L. Koncz, PA-C is one of 3,718 physician assistant records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2017 · 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 363A00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
315 physician assistant records list a practice address in Spokane
They are 315 of the 14,049 NPPES records with a practice address in Spokane, and 3,718 physician assistant records in Washington.
All 3,718 in Washington → Every provider in Spokane → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- John Begley, PASpokane, WA 992181912152604
- John Boyd, PA-CSpokane, WA 992181073582847
- Anthony Caffarelli, P.A.Spokane, WA 992181609977669
- Dan Dami, PA-CSpokane, WA 992181386636249
- Daniel Depner, PA-CSpokane, WA 992181851492771
- Portia Kamps, PA-CSpokane, WA 992181366631731
- Pamela Lancaster, PASpokane, WA 992181366474371
- John Loranger, PACSpokane, WA 992181891814455
Common questions
What is Katherine L. Koncz, PA-C's NPI number?
Katherine L. Koncz, PA-C's National Provider Identifier (NPI) is 1336131937, issued on Aug 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Katherine L. Koncz, PA-C located?
The NPPES record lists a practice address at 605 E Holland Ave, Spokane, WA, 99218. Phone: (509) 838-2531. Providers update this record themselves, so call before visiting.
How can I verify Katherine L. Koncz, PA-C's license?
NPPES lists Washington license number PA10003725, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine L. Koncz, PA-C prescribe under Medicare Part D?
In 2024, Katherine L. Koncz, PA-C had 74 Medicare Part D claims for 18 beneficiaries; the average among physician assistant prescribers was 830. 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.
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.