Doctor profile · Federal record

Dr. Craig Assenmacher, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Oregon, OH

  • NPI 1477615292
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2751 Bay Park Dr, Suite 201
Oregon, OH 436164921
(419) 690-8811
fax (419) 697-6750

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
November 3, 2023
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Ohio #35.090706

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477615292. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,985
Distinct HCPCS
10
Medicare allowed
$189,367
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,174 109 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 171 140 $87
20610 Aspiration and/or injection of fluid from large joint 153 120 $67
99203 New patient office or other outpatient visit, 30-44 minutes 109 109 $108
99214 Established patient office or other outpatient visit, 30-39 minutes 73 68 $121
73562 X-ray of knee, 3 views 58 45 $39
99204 New patient office or other outpatient visit, 45-59 minutes 43 43 $162
27447 Replacement of knee joint, both sides of knee 38 36 $1,267
73502 X-ray of hip, 2-3 views 38 28 $43
27130 Replacement of thigh bone and hip joint with prosthesis 26 25 $1,268

In context: peer comparison

Among 5 peers in Oregon Orthopaedic Surgery Physician, average services per provider: 139. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,451
Transactions
23
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Arthrex, INC. 19 $1,194.69
Zimmer Biomet Holdings, INC. 1 $137.18
Rock Medical Orthopedics, INC. 2 $86.69
Pacira Pharmaceuticals Incorporated 1 $32.75

By nature of payment

Travel and Lodging
$898
Food and Beverage
$554

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
459
Patients
348
Total drug cost
$2,949
Drug Type Claims Patients Total cost
Meloxicam Generic 193 142 $672
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 181 157 $1,581
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 24 19 $151
Celecoxib Generic 19 0 $386
Cefadroxil Generic 16 15 $103
Tramadol Hcl Generic 15 15 $44
Amoxicillin Generic 11 0 $13

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Craig Assenmacher's medical specialty?
Dr. Craig Assenmacher practices Orthopaedic Surgery Physician in Oregon, OH.
Where does Dr. Craig Assenmacher practice?
Dr. Craig Assenmacher practices at 2751 Bay Park Dr, Oregon, OH 436164921. Office phone: 4196908811.
What is Dr. Craig Assenmacher's NPI?
Dr. Craig Assenmacher's National Provider Identifier (NPI) is 1477615292, issued by NPPES.
Does Dr. Craig Assenmacher accept Medicare assignment?
Yes. Dr. Craig Assenmacher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Craig Assenmacher commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.