Doctor profile · Federal record

Dr. Calista Ku

Nurse Practitioner · Primary Care Nurse Practitioner · Seattle, WA

  • NPI 1982122750
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
904 7Th Ave
Seattle, WA 98104
(206) 860-4669
fax (206) 860-2269
Additional location
18323 98Th Ave Ne Ste 3
Bothell, WA 980113358
(425) 806-8360
Mailing address
1145 Broadway Fl 2
Seattle, WA 981224201

Credentials & registration

NPPES · NUCC
NPI registered
August 2017 — 9 yrs on file
Profile last updated
October 23, 2019
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Washington #AP60778925

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982122750. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,287
Distinct HCPCS
4
Medicare allowed
$40,546
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 527 212 $42
85610 Blood test, clotting time 375 72 $4
99213 Established patient office or other outpatient visit, 20-29 minutes 198 115 $74
93793 Anticoagulant management of patient taking warfarin 187 26 $10

In context: peer comparison

Among 98 peers in Seattle Nurse Practitioner, average services per provider: 89. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$217
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 2 $200.91
E.R. Squibb & Sons, L.L.C. 1 $15.81

By nature of payment

Food and Beverage
$167
Long Term Medical Supply or Device Loan
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
170
Patients
92
Total drug cost
$3,358
Drug Type Claims Patients Total cost
Warfarin Sodium Generic 159 92 $2,594
Enoxaparin Sodium Generic 11 0 $764

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Calista Ku's medical specialty?
Dr. Calista Ku practices Nurse Practitioner in Seattle, WA.
Where does Dr. Calista Ku practice?
Dr. Calista Ku practices at 904 7Th Ave, Seattle, WA 98104. Office phone: 2068604669.
What is Dr. Calista Ku's NPI?
Dr. Calista Ku's National Provider Identifier (NPI) is 1982122750, issued by NPPES.
Does Dr. Calista Ku accept Medicare assignment?
Yes. Dr. Calista Ku accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Calista Ku commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Blood test, clotting time (HCPCS 85610); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.