Doctor profile · Federal record

Dr. Kevin Grainger, MD

Family Medicine Physician (CMS: Family Practice) · Happy Valley, OR

  • NPI 1194889808
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
16180 Se Sunnyside RD Ste 102
Happy Valley, OR 970156302
(503) 582-4900
Additional location
9290 Se Sunnybrook Blvd, Suite 120
Clackamas, OR 970156899
(503) 215-2110
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
February 12, 2021
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Oregon #MD25381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194889808. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
6
Medicare allowed
$11,340
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 48 34 $98
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 29 29 $51
G0008 Administration of influenza virus vaccine 28 28 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 26 26 $74
90480 Admn sarscov2 vacc 1 dose 14 14 $42
91320 Sarscv2 vac 30mcg trs-suc im 14 14 $128

In context: peer comparison

Among 3 peers in this city , average services per provider: 33. This provider delivers 4.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
602
Patients
162
Total drug cost
$22,046
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 106 35 $1,394
Simvastatin Generic 56 20 $501
Lisinopril Generic 48 21 $393
Gentamicin Sulfate Generic 46 0 $311
Glipizide Generic 45 18 $506
Losartan Potassium Generic 43 18 $797
Levothyroxine Sodium Generic 37 14 $793
Tamsulosin Hcl Generic 31 11 $596
Metformin Hcl Generic 30 0 $361
Gabapentin Generic 28 12 $643

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kevin Grainger's medical specialty?
Dr. Kevin Grainger practices Family Medicine Physician in Happy Valley, OR.
Where does Dr. Kevin Grainger practice?
Dr. Kevin Grainger practices at 16180 Se Sunnyside RD Ste 102, Happy Valley, OR 970156302. Office phone: 5035824900.
What is Dr. Kevin Grainger's NPI?
Dr. Kevin Grainger's National Provider Identifier (NPI) is 1194889808, issued by NPPES.
Does Dr. Kevin Grainger accept Medicare assignment?
Yes. Dr. Kevin Grainger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kevin Grainger commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.