Doctor profile · Federal record

Dr. Michael Carroll, MD

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

  • NPI 1194752857
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5050 Ne Hoyt St, Suite 454
Portland, OR 972132991
(503) 215-6405
fax (503) 215-6429
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
October 13, 2020
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oregon #MD16670
Medicaid
OR #044524

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194752857. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,021
Distinct HCPCS
10
Medicare allowed
$64,832
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 424 231 $94
36415 Insertion of needle into vein for collection of blood sample 131 111 $8
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 128 24 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 121 95 $77
G0008 Administration of influenza virus vaccine 41 41 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 35 35 $70
20610 Aspiration and/or injection of fluid from large joint 29 19 $66
G0009 Administration of pneumococcal vaccine 24 24 $31
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 22 21 $7
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 20 20 $282

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 17× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,580
Patients
1,522
Total drug cost
$367,650
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,000 289 $16,973
Amlodipine Besylate Generic 627 173 $5,264
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 449 81 $12,483
Lisinopril Generic 428 123 $3,928
Levothyroxine Sodium Generic 417 109 $8,918
Omeprazole Generic 329 107 $6,390
Losartan Potassium Generic 321 94 $5,728
Metoprolol Succinate Generic 296 95 $5,587
Trazodone Hcl Generic 280 71 $3,397
Eliquis (Apixaban) Brand 262 57 $277,181

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Carroll's medical specialty?
Dr. Michael Carroll practices Internal Medicine Physician in Portland, OR.
Where does Dr. Michael Carroll practice?
Dr. Michael Carroll practices at 5050 Ne Hoyt St, Portland, OR 972132991. Office phone: 5032156405.
What is Dr. Michael Carroll's NPI?
Dr. Michael Carroll's National Provider Identifier (NPI) is 1194752857, issued by NPPES.
Does Dr. Michael Carroll accept Medicare assignment?
Yes. Dr. Michael Carroll accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Carroll commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.