NPPES file of Aug 9, 2026

Joseph Karhan, CRNA

Certified Registered Nurse Anesthetist · Tacoma, WA

Joseph Karhan, CRNA is a certified registered nurse anesthetist with a practice address in Tacoma, Washington, and NPI 1881999092, issued on Jan 19, 2011. Check the license (Washington AP60209076, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881999092
Name
Joseph Karhan
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
AP60209076 WA
RN00125453 WA
799698 TX
Self-reported in NPPES; status is on the state search
Practice location
1708 Yakima Ave Ste 107, Tacoma, WA 98405
Phone
(844) 364-2778
Enumerated
Jan 19, 2011
Record last updated
Dec 4, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(360) 782-3540
Medicaid ID
2103457 WA
Medicare enrollment
Enrolled (PECOS I20201020002655); 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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Also registered at 1708 Yakima Ave Ste 107

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

  1. Meghana Awad, M.D.Nephrology Physician1700020641
  2. Jessica BondFamily Nurse Practitioner1154774115
  3. Myra Carreon, M.D.Nephrology Physician1679767677
  4. Yuang Chen, M.B.B.S.Nephrology Physician1043701642
  5. Matthew Firth, NP-CGerontology Nurse Practitioner1285202408
  6. Jasleen Ghuman, MDNephrology Physician1679004345

Verify Joseph Karhan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP60209076
    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
Find the Washington 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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The practice group's MIPS final score for 2023 (Medicare payment program): 80.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $74.45

3 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Karhan$74.45
  2. Specialty average$135.08

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

Bills Medicare through 4 group practices

  1. Anesthesia Associates OF New Mexico P CAlbuquerque, NM
  2. Las Cruces HB Medical Services LLCLas Cruces, NM
  3. Main Street Anesthesia OF New Mexico, LLCAlbuquerque, NM
  4. St Vincent HospitalSanta Fe, NM

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

Joseph Karhan among 1,181 certified registered nurse anesthetist records in Washington

Joseph Karhan, CRNA is one of 1,181 certified registered nurse anesthetist records with a practice address in Washington. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 46% of them.

  • NPI issued2011 · 46% of these records are older, 51% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2011 · median 2014 among the 816 with a school on file
  • Record last updated2020 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Certified Registered Nurse Anesthetist providers in Washington

There are 1,181 certified registered nurse anesthetist records in Washington.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Sean Burke, CRNATacoma, WA 984051245271352
  2. Priscilla EkersonTacoma, WA 984051598956252
  3. Eilene Frey, CRNATacoma, WA 984051639149875
  4. Paul Gregor, CRNATacoma, WA 984051740375526
  5. Tama Hollar, CRNATacoma, WA 984051932130226
  6. Connie Jensen, CRNATacoma, WA 984051104874908
  7. Charles Joshlin, CRNATacoma, WA 984051275597205
  8. Leah Karhan, CRNATacoma, WA 984051902917222

Common questions

What is Joseph Karhan, CRNA's NPI number?

Joseph Karhan, CRNA's National Provider Identifier (NPI) is 1881999092, issued on Jan 19, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Karhan, CRNA located?

The NPPES record lists a practice address at 1708 Yakima Ave Ste 107, Tacoma, WA, 98405. Phone: (844) 364-2778. Providers update this record themselves, so call before visiting.

How can I verify Joseph Karhan, CRNA's license?

NPPES lists Washington license number AP60209076, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

What is Joseph Karhan, CRNA's MIPS final score?

The 2023 MIPS final score is 80.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.