Doctor profile · Federal record

Dr. Karen Ta, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Portland, OR

  • NPI 1073907978
  • Accepts Medicare
  • MIPS 90.5 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
10300 Se Main St
Portland, OR 97216
(503) 257-2500
Additional location
450 Clarkson Ave, Box 1228
Brooklyn, NY 112032012
(718) 245-3318

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
May 30, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Oregon #MD192638 · Washington #MD61294371

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073907978. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
202
Distinct HCPCS
4
Medicare allowed
$28,722
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 81 80 $120
99285 Emergency department visit with high level of medical decision making 80 79 $174
99283 Emergency department visit with low level of medical decision making 26 26 $71
99291 Critical care, first 30-74 minutes 15 15 $214

In context: peer comparison

Among 92 peers in this city , average services per provider: 59. This provider delivers 3.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
65
Patients
64
Total drug cost
$1,384
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 20 20 $56
Cefpodoxime Proxetil Generic 16 16 $1,054
Cephalexin Generic 16 15 $161
Ondansetron Odt (Ondansetron) Brand 13 13 $112

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Ta's medical specialty?
Dr. Karen Ta practices Emergency Medicine Physician in Portland, OR.
Where does Dr. Karen Ta practice?
Dr. Karen Ta practices at 10300 Se Main St, Portland, OR 97216. Office phone: 5032572500.
What is Dr. Karen Ta's NPI?
Dr. Karen Ta's National Provider Identifier (NPI) is 1073907978, issued by NPPES.
Does Dr. Karen Ta accept Medicare assignment?
Yes. Dr. Karen Ta accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Ta commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.