Karl Riecken, DO
General Practice Physician · Seatac, WA
Karl Riecken, DO is a general practice physician with a practice address in Seatac, Washington, and NPI 1255911889, issued on Apr 8, 2021. Check the license (Washington DOL.OP.61499713, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Karl Riecken
- Credential
- DO
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- DOL.OP.61499713 WA
Self-reported in NPPES; status is on the state search - Practice location
- 4327 S 181St St, Seatac, WA 98188
- Phone
- (407) 739-9354
- Enumerated
- Apr 8, 2021
- Entity
- Type 1 · individual
Verify Karl Riecken in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license DOL.OP.61499713Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
89% fewer Medicare Part D claims than the average general practice physician in 2024
340 Medicare Part D claims for 48 beneficiaries, against an average of 2,957 among the 8,605 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium38 claims
- Pantoprazole Sodium15 claims
- Metformin Hcl14 claims
- Montelukast Sodium14 claims
- Metoprolol Succinate13 claims
- Naproxen13 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.
General Practice Physician providers in Washington
There are 429 general practice physician records in Washington.
Other general practice physician records in Washington
- Victoria Acosta, DOMossyrock, WA1508217365
- Gurmesa Adula, MDTacoma, WA1205770401
- David Ahern, MDTacoma, WA1285498105
- Jonathan Alexander, MDTacoma, WA1467101139
- Carolina AlvarezTacoma, WA1861191322
- Amy Anderson, D.O.Silverdale, WA1215063854
- Lacey Anderson, DOTacoma, WA1912761560
- Scott AndersonTacoma, WA1609680305
- Shannon Antipov, LPNSeattle, WA1417844556
- Angela Aparicio-Polidoro, MDBellingham, WA1073444311
Common questions
What is Karl Riecken, DO's NPI number?
Karl Riecken, DO's National Provider Identifier (NPI) is 1255911889, issued on Apr 8, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Karl Riecken, DO located?
The NPPES record lists a practice address at 4327 S 181St St, Seatac, WA, 98188. Phone: (407) 739-9354. Providers update this record themselves, so call before visiting.
How can I verify Karl Riecken, DO's license?
NPPES lists Washington license number DOL.OP.61499713, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karl Riecken, DO prescribe under Medicare Part D?
In 2024, Karl Riecken, DO had 340 Medicare Part D claims for 48 beneficiaries; the average among general practice physician prescribers was 2,957. 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.