Doctor profile · Federal record

Dr. Joseph Karhan, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Certified Registered Nurse Anesthetist · Registered Nurse · Tacoma, WA

  • NPI 1881999092
  • Accepts Medicare
  • MIPS 80.1 / 100 · 2023
  • 15 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1708 Yakima Ave Ste 107
Tacoma, WA 984055300
(844) 364-2778
fax (360) 782-3540

Credentials & registration

NPPES · NUCC
NPI registered
January 2011 — 15 yrs on file
Profile last updated
December 4, 2020
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (3)
Washington #AP60209076 · Texas #799698 · Washington #RN00125453
Medicaid
WA #2103457

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881999092. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
75
Distinct HCPCS
4
Medicare allowed
$18,284
HCPCS Description Services Patients Avg allowed
00537 Anesthesia for procedure to assess heart electrical activity 25 25 $422
00811 Anesthesia for other procedure on large bowel using an endoscope 24 24 $117
01926 Anesthesia for x-ray on artery of brain, heart, or chest 14 14 $273
00812 Anesthesia for exam of colon using an endoscope 12 12 $91

In context: peer comparison

Among 22 peers in this city , average services per provider: 52. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$74
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 2 $61.72
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $12.73

By nature of payment

Food and Beverage
$74

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Karhan's medical specialty?
Dr. Joseph Karhan practices Certified Registered Nurse Anesthetist in Tacoma, WA.
Where does Dr. Joseph Karhan practice?
Dr. Joseph Karhan practices at 1708 Yakima Ave Ste 107, Tacoma, WA 984055300. Office phone: 8443642778.
What is Dr. Joseph Karhan's NPI?
Dr. Joseph Karhan's National Provider Identifier (NPI) is 1881999092, issued by NPPES.
Does Dr. Joseph Karhan accept Medicare assignment?
Yes. Dr. Joseph Karhan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Karhan commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure to assess heart electrical activity (HCPCS 00537); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for x-ray on artery of brain, heart, or chest (HCPCS 01926). Source: CMS Medicare Physician & Other Practitioners file.