Doctor profile · Federal record

Dr. Jon Ermshar, M.D.

Family Medicine Physician (CMS: Family Practice) · Grants Pass, OR

  • NPI 1366438095
  • 38 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1716 Williams Hwy
Grants Pass, OR 975275661
(541) 474-4527
Additional location
500 Sw Ramsey Ave
Grants Pass, OR 975275554
(541) 291-0280
Mailing address
1701 Ne 7Th St
Grants Pass, OR 975261319

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
August 27, 2024
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Oregon #MD17096

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366438095. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
712
Distinct HCPCS
10
Medicare allowed
$84,708
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 258 134 $123
99215 Established patient office or other outpatient visit, 40-54 minutes 130 80 $167
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 83 83 $124
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 57 20 $114
99238 Hospital discharge day management, 30 minutes or less 39 31 $77
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 36 16 $76
G0008 Administration of influenza virus vaccine 30 29 $30
90662 Influenza vaccine split virus, preservative free 23 23 $72
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 16 $166
99213 Established patient office or other outpatient visit, 20-29 minutes 20 17 $87

In context: peer comparison

Among 10 peers in this city , average services per provider: 81. This provider delivers 8.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,706
Patients
731
Total drug cost
$45,215
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 294 73 $3,689
Levothyroxine Sodium Generic 285 70 $4,047
Rosuvastatin Calcium Generic 266 77 $8,045
Losartan Potassium Generic 252 75 $3,054
Amlodipine Besylate Generic 227 63 $2,355
Metoprolol Succinate Generic 212 55 $3,801
Omeprazole Generic 208 58 $2,962
Metformin Hcl Generic 161 39 $1,825
Simvastatin Generic 132 38 $1,374
Hydrochlorothiazide Generic 127 37 $807

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jon Ermshar's medical specialty?
Dr. Jon Ermshar practices Family Medicine Physician in Grants Pass, OR.
Where does Dr. Jon Ermshar practice?
Dr. Jon Ermshar practices at 1716 Williams Hwy, Grants Pass, OR 975275661. Office phone: 5414744527.
What is Dr. Jon Ermshar's NPI?
Dr. Jon Ermshar's National Provider Identifier (NPI) is 1366438095, issued by NPPES.
Does Dr. Jon Ermshar accept Medicare assignment?
Dr. Jon Ermshar does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Jon Ermshar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.