Doctor profile · Federal record

Dr. Robert Mangrum, PA-C

Surgical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Portland, OR

  • NPI 1871546838
  • Accepts Medicare
  • MIPS 90.5 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • 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) 494-8311
Additional location
15700 Sw Greystone CT
Beaverton, OR 970066011
(503) 494-6400
Additional location
3303 S Bond Ave
Portland, OR 972394501
(503) 494-6400

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 16, 2023
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State licenses (2)
Oregon #PA172009 · Florida #PA9101478
Medicaid (2)
FL #292286000 · OR #500692609

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871546838. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
292
Distinct HCPCS
5
Medicare allowed
$14,368
HCPCS Description Services Patients Avg allowed
20610 Aspiration and/or injection of fluid from large joint 104 61 $45
99212 Established patient office or other outpatient visit, 10-19 minutes 81 75 $31
99213 Established patient office or other outpatient visit, 20-29 minutes 60 59 $57
99214 Established patient office or other outpatient visit, 30-39 minutes 28 28 $85
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $71

In context: peer comparison

Among 45 peers in Portland Surgical Physician Assistant, average services per provider: 40. This provider delivers 7.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
265
Patients
153
Total drug cost
$1,730
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 143 83 $1,103
Amoxicillin Generic 48 27 $72
Hydromorphone Hcl Generic 26 20 $218
Tramadol Hcl Generic 19 12 $81
Gabapentin Generic 15 11 $141
Meloxicam Generic 14 0 $115

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Mangrum's medical specialty?
Dr. Robert Mangrum practices Surgical Physician Assistant in Portland, OR.
Where does Dr. Robert Mangrum practice?
Dr. Robert Mangrum practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034948311.
What is Dr. Robert Mangrum's NPI?
Dr. Robert Mangrum's National Provider Identifier (NPI) is 1871546838, issued by NPPES.
Does Dr. Robert Mangrum accept Medicare assignment?
Yes. Dr. Robert Mangrum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Mangrum commonly perform?
Top Medicare-reported procedures in 2023: Aspiration and/or injection of fluid from large joint (HCPCS 20610); Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.