Doctor profile · Federal record

Dr. Nicholas Nelson, MD

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

  • NPI 1063646255
  • Accepts Medicare
  • MIPS 98.9 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9205 Sw Barnes RD
Portland, OR 972256603
(503) 216-2906
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
January 26, 2018
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oregon #MD157850
Medicaid
OR #500647923

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063646255. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
507
Distinct HCPCS
6
Medicare allowed
$53,061
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 199 97 $119
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 171 83 $79
99239 Hospital discharge day management, more than 30 minutes 58 57 $114
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 39 39 $174
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 26 19 $49
99238 Hospital discharge day management, 30 minutes or less 14 14 $81

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 8.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
106
Patients
0
Total drug cost
$2,201
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 21 0 $363
Tamsulosin Hcl Generic 16 0 $464
Atenolol Generic 15 0 $140
Finasteride Generic 14 0 $348
Simvastatin Generic 14 0 $316
Bupropion Xl (Bupropion Hcl) Brand 13 0 $456
Torsemide Generic 13 0 $114

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Nelson's medical specialty?
Dr. Nicholas Nelson practices Internal Medicine Physician in Portland, OR.
Where does Dr. Nicholas Nelson practice?
Dr. Nicholas Nelson practices at 9205 Sw Barnes RD, Portland, OR 972256603. Office phone: 5032162906.
What is Dr. Nicholas Nelson's NPI?
Dr. Nicholas Nelson's National Provider Identifier (NPI) is 1063646255, issued by NPPES.
Does Dr. Nicholas Nelson accept Medicare assignment?
Yes. Dr. Nicholas Nelson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Nelson 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 99239). Source: CMS Medicare Physician & Other Practitioners file.