Doctor profile · Federal record

Dr. David Harmon, MD, MPH

Internal Medicine Physician (CMS: Hospitalist) · Internal Medicine Physician · Hospitalist Physician · Portland, OR

  • NPI 1104144930
  • Accepts Medicare
  • MIPS 90.5 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
3181 Sw Sam Jackson Park RD
Portland, OR 972393011
(503) 494-8211
Additional location
3600 Nw Samaritan Dr
Corvallis, OR 973305472
(541) 757-5111
Additional location
9205 Sw Barnes RD
Portland, OR 972256603
(503) 216-2906

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
March 13, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Oregon #MD162329 · Oregon #PG151784

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104144930. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
275
Distinct HCPCS
5
Medicare allowed
$30,648
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 171 65 $119
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 51 24 $79
99238 Hospital discharge day management, 30 minutes or less 20 20 $82
99239 Hospital discharge day management, more than 30 minutes 19 19 $112
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 14 14 $176

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 4.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. David Harmon's medical specialty?
Dr. David Harmon practices Internal Medicine Physician in Portland, OR.
Where does Dr. David Harmon practice?
Dr. David Harmon practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034948211.
What is Dr. David Harmon's NPI?
Dr. David Harmon's National Provider Identifier (NPI) is 1104144930, issued by NPPES.
Does Dr. David Harmon accept Medicare assignment?
Yes. Dr. David Harmon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Harmon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.