Doctor profile · Federal record

Dr. Brook Arnold, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Fort Collins, CO

  • NPI 1235369927
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1236 E Elizabeth St, Suite 1
Fort Collins, CO 805244000
(970) 224-2985

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
June 17, 2014
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Colorado #DR.0052352
Medicaid (3)
CO #75571382 · WY #136379400 · NE #84143963013

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235369927. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
113
Distinct HCPCS
7
Medicare allowed
$9,181
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 32 32 $48
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 19 19 $69
64445 Injection of anesthetic agent and/or steroid into lower back and leg nerve (sciatic nerve) 15 15 $73
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 13 12 $145
00142 Anesthesia for lens surgery 12 12 $114
00140 Anesthesia for other procedure on eye 11 11 $161
64999 Other procedure on nervous system 11 11 $21

In context: peer comparison

Among 21 peers in this city , average services per provider: 22. This provider delivers 5.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brook Arnold's medical specialty?
Dr. Brook Arnold practices Anesthesiology Physician in Fort Collins, CO.
Where does Dr. Brook Arnold practice?
Dr. Brook Arnold practices at 1236 E Elizabeth St, Fort Collins, CO 805244000. Office phone: 9702242985.
What is Dr. Brook Arnold's NPI?
Dr. Brook Arnold's National Provider Identifier (NPI) is 1235369927, issued by NPPES.
Does Dr. Brook Arnold accept Medicare assignment?
Yes. Dr. Brook Arnold accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brook Arnold commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (HCPCS 64415); Injection of anesthetic agent and/or steroid into lower back and leg nerve (sciatic nerve) (HCPCS 64445). Source: CMS Medicare Physician & Other Practitioners file.