Doctor profile · Federal record

Dr. John Holtzapple, M.D.

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

  • NPI 1588638852
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4010 Aerial Way
Eugene, OR 974029757
(541) 687-6353
fax (541) 242-8413
Mailing address
Po Box 24410
Eugene, OR 974020451

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
March 10, 2010
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Oregon #MD21421
Medicaid
OR #276711

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588638852. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,182
Distinct HCPCS
10
Medicare allowed
$47,618
HCPCS Description Services Patients Avg allowed
85610 Blood test, clotting time 406 80 $4
93793 Anticoagulant management of patient taking warfarin 402 79 $11
99214 Established patient office or other outpatient visit, 30-39 minutes 120 81 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 73 59 $86
99215 Established patient office or other outpatient visit, 40-54 minutes 51 42 $169
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 36 36 $124
90686 Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage 20 20 $22
G0008 Administration of influenza virus vaccine 19 19 $30
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 15 15 $281
G0009 Administration of pneumococcal vaccine 15 15 $30

In context: peer comparison

Among 32 peers in this city , average services per provider: 64. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,331
Patients
1,055
Total drug cost
$67,230
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 471 143 $9,363
Pravastatin Sodium Generic 355 108 $9,581
Lisinopril Generic 338 97 $3,768
Levothyroxine Sodium Generic 325 97 $6,827
Losartan Potassium Generic 261 79 $5,083
Amlodipine Besylate Generic 242 82 $2,039
Metformin Hcl Er (Metformin Hcl) Brand 213 63 $4,603
Omeprazole Generic 200 69 $3,745
Metoprolol Succinate Generic 165 57 $4,722
Gabapentin Generic 141 48 $4,719

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Holtzapple's medical specialty?
Dr. John Holtzapple practices Family Medicine Physician in Eugene, OR.
Where does Dr. John Holtzapple practice?
Dr. John Holtzapple practices at 4010 Aerial Way, Eugene, OR 974029757. Office phone: 5416876353.
What is Dr. John Holtzapple's NPI?
Dr. John Holtzapple's National Provider Identifier (NPI) is 1588638852, issued by NPPES.
Does Dr. John Holtzapple accept Medicare assignment?
Yes. Dr. John Holtzapple accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Holtzapple commonly perform?
Top Medicare-reported procedures in 2023: Blood test, clotting time (HCPCS 85610); Anticoagulant management of patient taking warfarin (HCPCS 93793); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.