Doctor profile · Federal record

Dr. Ewell Nelson, MD

Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · Boulder, CO

  • NPI 1881634194
  • Accepts Medicare
  • MIPS 77.2 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4743 Arapahoe Ave, Ste 202
Boulder, CO 803031113
(303) 938-5700
fax (303) 998-0007

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 15, 2013
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (2)
Colorado #DR42524 · Colorado #42524

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881634194. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
444
Distinct HCPCS
10
Medicare allowed
$240,472
HCPCS Description Services Patients Avg allowed
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 102 62 $255
22633 Fusion of spine in lower back with partial removal of spine bone and disc 54 54 $1,848
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 50 50 $256
61783 Computer-assisted spinal procedure 41 41 $229
22842 Placement of stabilizing device to back, 3-6 spine bone segments 40 40 $755
22614 Fusion of additional segment of spine 31 16 $387
22634 Fusion of additional segment of spine with partial removal of spine bone and disc 26 23 $479
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 24 21 $226
99213 Established patient office or other outpatient visit, 20-29 minutes 18 18 $91
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $170

In context: peer comparison

Among 1 peers in this city , average services per provider: 34. This provider delivers 13× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ewell Nelson's medical specialty?
Dr. Ewell Nelson practices Neurological Surgery Physician in Boulder, CO.
Where does Dr. Ewell Nelson practice?
Dr. Ewell Nelson practices at 4743 Arapahoe Ave, Boulder, CO 803031113. Office phone: 3039385700.
What is Dr. Ewell Nelson's NPI?
Dr. Ewell Nelson's National Provider Identifier (NPI) is 1881634194, issued by NPPES.
Does Dr. Ewell Nelson accept Medicare assignment?
Yes. Dr. Ewell Nelson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ewell Nelson commonly perform?
Top Medicare-reported procedures in 2023: Insertion of cage or mesh device to spine bone and disc space during spine fusion (HCPCS 22853); Fusion of spine in lower back with partial removal of spine bone and disc (HCPCS 22633); 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 (HCPCS 63052). Source: CMS Medicare Physician & Other Practitioners file.