Doctor profile · Federal record

Dr. Herrick Keahi Mookini Horowitz, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Portland, OR

  • NPI 1356802839
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3181 Sw Sam Jackson Park RD
Portland, OR 972393011
(503) 494-7551
fax (503) 494-4997

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
April 16, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Oregon #MD214596

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356802839. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
22
Distinct HCPCS
1
Medicare allowed
$3,803
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 22 22 $173

In context: peer comparison

Among 92 peers in this city , average services per provider: 59. This provider delivers 0.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Herrick Keahi Mookini Horowitz's medical specialty?
Dr. Herrick Keahi Mookini Horowitz practices Emergency Medicine Physician in Portland, OR.
Where does Dr. Herrick Keahi Mookini Horowitz practice?
Dr. Herrick Keahi Mookini Horowitz practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034947551.
What is Dr. Herrick Keahi Mookini Horowitz's NPI?
Dr. Herrick Keahi Mookini Horowitz's National Provider Identifier (NPI) is 1356802839, issued by NPPES.
Does Dr. Herrick Keahi Mookini Horowitz accept Medicare assignment?
Yes. Dr. Herrick Keahi Mookini Horowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Herrick Keahi Mookini Horowitz commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.