Doctor profile · Federal record

Dr. John Barker, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Lone Tree, CO

  • NPI 1013919117
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10103 Ridgegate Pkwy
Lone Tree, CO 801245520
(303) 225-8120
fax (303) 225-8130

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
December 27, 2018
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Colorado #38445
Medicaid
CO #17726816

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013919117. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
647
Distinct HCPCS
10
Medicare allowed
$147,605
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 135 95 $90
99214 Established patient office or other outpatient visit, 30-39 minutes 86 66 $129
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 58 29 $251
72100 X-ray of lower and sacral spine, 2-3 views 58 35 $42
99204 New patient office or other outpatient visit, 45-59 minutes 51 51 $167
22614 Fusion of additional segment of spine 48 11 $381
63053 Partial removal of bone of additional segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back 26 15 $223
22633 Fusion of spine in lower back with partial removal of spine bone and disc 25 25 $1,540
22634 Fusion of additional segment of spine with partial removal of spine bone and disc 24 15 $472
63052 Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back 23 23 $252

In context: peer comparison

Among 6 peers in this city , average services per provider: 62. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,239
Transactions
26
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
MEDACTA USA, INC. 14 $1,692.67
SI-BONE, INC. 3 $242.35
Providence Medical Technology, Inc. 1 $79.54
Alphatec Spine, Inc 1 $72.95
Carlsmed, Inc. 2 $36.05
Boston Scientific Corporation 1 $35.76
Aroa Biosurgery Incorporated 1 $23.29
Nevro Corp. 1 $22.01
Amgen Inc. 1 $18.29
Theragen, Inc. 1 $16.01

By nature of payment

Travel and Lodging
$1,165
Food and Beverage
$1,074

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
189
Patients
116
Total drug cost
$4,168
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 41 29 $1,257
Gabapentin Generic 30 19 $556
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 25 22 $703
Tramadol Hcl Generic 22 17 $148
Methylprednisolone Generic 17 17 $168
Methocarbamol Generic 16 12 $462
Carisoprodol Generic 15 0 $415
Diclofenac Sodium Generic 12 0 $135
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 11 0 $325

Frequently asked questions

Auto-generated from federal data
What is Dr. John Barker's medical specialty?
Dr. John Barker practices Orthopaedic Surgery Physician in Lone Tree, CO.
Where does Dr. John Barker practice?
Dr. John Barker practices at 10103 Ridgegate Pkwy, Lone Tree, CO 801245520. Office phone: 3032258120.
What is Dr. John Barker's NPI?
Dr. John Barker's National Provider Identifier (NPI) is 1013919117, issued by NPPES.
Does Dr. John Barker accept Medicare assignment?
Yes. Dr. John Barker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Barker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of cage or mesh device to spine bone and disc space during spine fusion (HCPCS 22853). Source: CMS Medicare Physician & Other Practitioners file.