Doctor profile · Federal record

Dr. Charles Bentz, MD

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

  • NPI 1518995851
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2400 Sw Vermont St
Portland, OR 972191940
(503) 452-0915
fax (503) 768-9232

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 15, 2011
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oregon #MD16068
Medicaid
OR #006739

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518995851. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
358
Distinct HCPCS
10
Medicare allowed
$19,904
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 54 36 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 48 21 $183
99214 Established patient office or other outpatient visit, 30-39 minutes 44 29 $127
80053 Blood test, comprehensive group of blood chemicals 37 30 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 37 33 $8
80061 Blood test, lipids (cholesterol and triglycerides) 31 28 $13
83036 Hemoglobin a1c level 30 22 $10
84443 Blood test, thyroid stimulating hormone (tsh) 27 24 $16
81003 Automated urinalysis test 22 19 $2
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 17 17 $132

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$841
Transactions
40
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 9 $166.03
Pfizer INC. 7 $126.52
Amgen INC. 4 $106.95
GlaxoSmithKline, LLC. 3 $71.10
ViiV Healthcare Company 2 $51.35
Lilly USA, LLC 2 $46.02
AstraZeneca Pharmaceuticals Lp 3 $43.34
Novo Nordisk INC 2 $40.51
Boehringer Ingelheim Pharmaceuticals, INC. 1 $34.30
Dexcom, INC. 2 $29.50
Axsome Therapeutics, INC. 1 $25.89
Exact Sciences Corporation 1 $24.66
Lundbeck LLC 1 $22.34
Amneal Pharmaceuticals LLC 1 $20.58
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $17.27

By nature of payment

Food and Beverage
$841

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,602
Patients
450
Total drug cost
$81,944
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 262 71 $1,763
Levothyroxine Sodium Generic 170 44 $3,624
Rosuvastatin Calcium Generic 168 51 $2,471
Atorvastatin Calcium Generic 158 46 $2,636
Losartan Potassium Generic 124 39 $2,095
Lisinopril Generic 119 34 $950
Omeprazole Generic 84 28 $1,446
Alendronate Sodium Generic 74 20 $629
Metoprolol Succinate Generic 72 22 $1,565
Gabapentin Generic 66 20 $1,873

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Bentz's medical specialty?
Dr. Charles Bentz practices Internal Medicine Physician in Portland, OR.
Where does Dr. Charles Bentz practice?
Dr. Charles Bentz practices at 2400 Sw Vermont St, Portland, OR 972191940. Office phone: 5034520915.
What is Dr. Charles Bentz's NPI?
Dr. Charles Bentz's National Provider Identifier (NPI) is 1518995851, issued by NPPES.
Does Dr. Charles Bentz accept Medicare assignment?
Yes. Dr. Charles Bentz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Bentz commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.