Doctor profile · Federal record

Dr. Peter Castro, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Physical Medicine & Rehabilitation Physician · Boulder, CO

  • NPI 1316986581
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 Balsam Ave
Boulder, CO 803043404
(303) 422-9438
fax (303) 422-9474
Mailing address
Po Box 668
Arvada, CO 800010668

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 16, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Colorado #44534 · Texas #R5985

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316986581. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
40
Distinct HCPCS
3
Medicare allowed
$6,744
HCPCS Description Services Patients Avg allowed
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 16 16 $151
01630 Anesthesia for other procedure on top of arm bone and shoulder joint 12 12 $292
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 12 12 $69

In context: peer comparison

Among 8 peers in this city , average services per provider: 18. This provider delivers 2.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Castro's medical specialty?
Dr. Peter Castro practices Anesthesiology Physician in Boulder, CO.
Where does Dr. Peter Castro practice?
Dr. Peter Castro practices at 1100 Balsam Ave, Boulder, CO 803043404. Office phone: 3034229438.
What is Dr. Peter Castro's NPI?
Dr. Peter Castro's National Provider Identifier (NPI) is 1316986581, issued by NPPES.
Does Dr. Peter Castro accept Medicare assignment?
Yes. Dr. Peter Castro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Castro commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand (HCPCS 01810); Anesthesia for other procedure on top of arm bone and shoulder joint (HCPCS 01630); Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (HCPCS 64415). Source: CMS Medicare Physician & Other Practitioners file.