Doctor profile · Federal record

Dr. Bonnie Dittmann, P.A.

Physician Assistant · La Grande, OR

  • NPI 1114244498
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2011 4Th St
La Grande, OR 978502511
(541) 963-4139
fax (541) 429-6612
Additional location
142 E Dearborn Street
Union, OR 978830605
(541) 562-6180
fax (541) 562-6173
Mailing address
2105 Cedar St
La Grande, OR 978501712

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
March 17, 2018
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Oregon #PA151196

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114244498. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
114
Distinct HCPCS
3
Medicare allowed
$4,643
HCPCS Description Services Patients Avg allowed
83036 Hemoglobin a1c level 68 40 $10
99214 Established patient office or other outpatient visit, 30-39 minutes 24 14 $102
99213 Established patient office or other outpatient visit, 20-29 minutes 22 16 $70

In context: peer comparison

Among 1 peers in La Grande Physician Assistant, average services per provider: 38. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,067
Patients
476
Total drug cost
$33,026
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 298 63 $3,880
Atorvastatin Calcium Generic 253 62 $4,218
Amlodipine Besylate Generic 208 49 $2,178
Omeprazole Generic 151 44 $2,752
Lisinopril Generic 148 35 $1,812
Losartan Potassium Generic 134 35 $2,617
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 122 21 $3,189
Hydrochlorothiazide Generic 121 24 $519
Metoprolol Succinate Generic 116 27 $2,853
Trazodone Hcl Generic 115 21 $1,338

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Bonnie Dittmann's medical specialty?
Dr. Bonnie Dittmann practices Physician Assistant in La Grande, OR.
Where does Dr. Bonnie Dittmann practice?
Dr. Bonnie Dittmann practices at 2011 4Th St, La Grande, OR 978502511. Office phone: 5419634139.
What is Dr. Bonnie Dittmann's NPI?
Dr. Bonnie Dittmann's National Provider Identifier (NPI) is 1114244498, issued by NPPES.
Does Dr. Bonnie Dittmann accept Medicare assignment?
Yes. Dr. Bonnie Dittmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bonnie Dittmann commonly perform?
Top Medicare-reported procedures in 2023: Hemoglobin a1c level (HCPCS 83036); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.