Doctor profile · Federal record

Dr. Louise McHarris, D.O.

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

  • NPI 1518928563
  • Accepts Medicare
  • 29 yrs in practice
  • Female
  • 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
March 2006 — 20 yrs on file
Profile last updated
April 29, 2011
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oregon #DO22699
Medicaid (2)
WA #8329583 · OR #288162

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518928563. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,055
Distinct HCPCS
10
Medicare allowed
$49,001
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 171 103 $8
80053 Blood test, comprehensive group of blood chemicals 142 97 $10
99214 Established patient office or other outpatient visit, 30-39 minutes 128 75 $130
80061 Blood test, lipids (cholesterol and triglycerides) 94 80 $13
83036 Hemoglobin a1c level 67 48 $9
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 66 51 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 54 39 $89
84443 Blood test, thyroid stimulating hormone (tsh) 52 48 $16
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 50 50 $132
84439 Thyroxine (thyroid chemical), free 38 35 $9

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$276
Transactions
13
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 5 $109.83
GlaxoSmithKline, LLC. 3 $66.89
Amgen INC. 2 $45.30
Pfizer INC. 2 $39.62
AstraZeneca Pharmaceuticals Lp 1 $14.70

By nature of payment

Food and Beverage
$276

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,791
Patients
685
Total drug cost
$36,488
Drug Type Claims Patients Total cost
Losartan Potassium Generic 406 90 $5,840
Atorvastatin Calcium Generic 389 99 $5,283
Levothyroxine Sodium Generic 345 79 $5,919
Amlodipine Besylate Generic 326 78 $2,648
Lisinopril Generic 255 59 $2,457
Metoprolol Succinate Generic 171 42 $2,395
Escitalopram Oxalate Generic 126 26 $1,871
Pravastatin Sodium Generic 124 37 $2,407
Alendronate Sodium Generic 122 35 $1,412
Metformin Hcl ER (Metformin Hcl) Brand 100 25 $1,390

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Louise McHarris's medical specialty?
Dr. Louise McHarris practices Internal Medicine Physician in Portland, OR.
Where does Dr. Louise McHarris practice?
Dr. Louise McHarris practices at 2400 Sw Vermont St, Portland, OR 972191940. Office phone: 5034520915.
What is Dr. Louise McHarris's NPI?
Dr. Louise McHarris's National Provider Identifier (NPI) is 1518928563, issued by NPPES.
Does Dr. Louise McHarris accept Medicare assignment?
Yes. Dr. Louise McHarris accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louise McHarris commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.