Doctor profile · Federal record

Dr. Nathan Ehmer, D.O.

Orthopaedic Trauma Physician (CMS: Orthopedic Surgery) · Redding, CA

  • NPI 1871767673
  • Accepts Medicare
  • MIPS 29.8 / 100 · 2023
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2510 Airpark Dr Ste 301
Redding, CA 960012462
(530) 242-3500
fax (530) 242-3546
Mailing address
3400 Data Dr
Rancho Cordova, CA 956707956

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
August 4, 2025
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207XX0801X — NUCC code
State license (1)
California #20A 10366

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871767673. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
952
Distinct HCPCS
10
Medicare allowed
$173,834
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 208 132 $107
73502 X-ray of hip, 2-3 views 141 100 $52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 131 127 $195
99214 Established patient office or other outpatient visit, 30-39 minutes 123 120 $153
73100 X-ray of wrist, 2 views 84 46 $43
99203 New patient office or other outpatient visit, 30-44 minutes 38 38 $134
27236 Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement 32 32 $1,382
73030 X-ray of shoulder, minimum of 2 views 30 17 $42
27245 Treatment of broken neck of thigh bone with bone implant 29 28 $1,328
73610 X-ray of ankle, minimum of 3 views 28 11 $39

In context: peer comparison

Among 1 peers in Redding Orthopaedic Trauma Physician, average services per provider: 63. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$490
Transactions
10
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 9 $446.91
DePuy Synthes Sales INC. 1 $43.24

By nature of payment

Food and Beverage
$490

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
26
Total drug cost
$206
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 18 15 $77
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 11 11 $130

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Ehmer's medical specialty?
Dr. Nathan Ehmer practices Orthopaedic Trauma Physician in Redding, CA.
Where does Dr. Nathan Ehmer practice?
Dr. Nathan Ehmer practices at 2510 Airpark Dr Ste 301, Redding, CA 960012462. Office phone: 5302423500.
What is Dr. Nathan Ehmer's NPI?
Dr. Nathan Ehmer's National Provider Identifier (NPI) is 1871767673, issued by NPPES.
Does Dr. Nathan Ehmer accept Medicare assignment?
Yes. Dr. Nathan Ehmer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Ehmer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); X-ray of hip, 2-3 views (HCPCS 73502); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.