Doctor profile · Federal record

Dr. Kathy Bak, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Portland, OR

  • NPI 1861412884
  • Accepts Medicare
  • MIPS 87.8 / 100 · 2023
  • 24 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12400 Nw Cornell RD Ste 100
Portland, OR 972295689
(503) 291-4000
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 27, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Oregon #MD164294 · California #A91888
Medicaid
OR #500674133

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861412884. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
143
Distinct HCPCS
7
Medicare allowed
$13,814
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 48 41 $128
36415 Insertion of needle into vein for collection of blood sample 25 23 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 23 22 $183
90480 Admn sarscov2 vacc 1 dose 12 12 $42
91320 Sarscv2 vac 30mcg trs-suc im 12 12 $128
G0008 Administration of influenza virus vaccine 12 12 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 11 11 $76

In context: peer comparison

Among 106 peers in Portland Family Medicine Physician, average services per provider: 47. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,198
Patients
472
Total drug cost
$15,867
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 206 82 $3,212
Levothyroxine Sodium Generic 117 47 $2,485
Lisinopril Generic 113 43 $1,301
Amlodipine Besylate Generic 111 42 $1,260
Simvastatin Generic 87 31 $1,003
Losartan Potassium Generic 85 37 $1,026
Metformin Hcl Generic 84 38 $923
Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) Brand 68 24 $724
Atenolol Generic 64 26 $718
Rosuvastatin Calcium Generic 49 18 $717

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathy Bak's medical specialty?
Dr. Kathy Bak practices Family Medicine Physician in Portland, OR.
Where does Dr. Kathy Bak practice?
Dr. Kathy Bak practices at 12400 Nw Cornell RD Ste 100, Portland, OR 972295689. Office phone: 5032914000.
What is Dr. Kathy Bak's NPI?
Dr. Kathy Bak's National Provider Identifier (NPI) is 1861412884, issued by NPPES.
Does Dr. Kathy Bak accept Medicare assignment?
Yes. Dr. Kathy Bak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathy Bak 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); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.