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Edit this profileZeferino Arroyo, D.O. practices anesthesiology in Billings, MT. According to Medicare claims data, Zeferino cared for 63 Medicare patients across 63 services. The services billed most often include injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus), anesthesia for other procedure on top of arm bone and shoulder joint, and anesthesia for open or endoscopic total shoulder joint replacement. The provider's National Provider Identifier (NPI) is 1285601096.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1233 N 30TH ST
Billings, MT 59101
Within Anesthesiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Sedation & Phobias
Anesthesia complications
Back & spine
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Nerve blocks
Nerve Blocks
Pain Relief Procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Specialized Care
Vascular Access
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve injections
Nerve procedures
Pain relief procedures
Spine injections
Spine procedures
63 services · 63 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) | Procedure | 64415 |
24 | More often than most peers in Anesthesiology |
| Anesthesia for other procedure on top of arm bone and shoulder joint | Anaesthesia | 01630 |
14 | As often as other peers in Anesthesiology |
| Anesthesia for open or endoscopic total shoulder joint replacement | Anaesthesia | 01638 |
13 | As often as other peers in Anesthesiology |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
12 | Less often than most peers in Anesthesiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Zeferino Arroyo is an anesthesiologist in Billings, MT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Zeferino Arroyo is listed at 1233 N 30Th St, Billings, MT 59101. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (406) 254-0707. Contact the office directly to confirm availability and scheduling.
NPI registry
Zeferino Arroyo's National Provider Identifier is 1285601096. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Zeferino Arroyo attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
Zeferino Arroyo has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Zeferino Arroyo performs procedures including injection of anesthetic agent and/or steroid into arm nerve bundle; provides treatments such as anesthesia for other procedure on top of arm bone and shoulder joint and anesthesia for open or endoscopic total shoulder joint replacement. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Zeferino Arroyo. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.
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